TUYỂN tập 17 đề THI THỬ hóa mới NHẤT

Gv : Lng Vn Huy Thanh Trỡ HN - 0969141404 https://www.facebook.com/DoThuKhoa.vn/ h tt tt p s :: // // w w w ff a c e b o o k c o m // D o T h u K h o a v n // h p s w w w a c e b o o k c o m D o T h u K h o a v n KHểA HC LUYN 2017 h c o m D T h tt tt p ps s :: // // w ww ww w ff a a Luyn ce eb bthio o THPQ ok k c cQGo omụn m //Húa Do o2017 Th hu uK Kh ho oa a v n // https://ww w VIấN: f a cLNG e b o oVN k HUY com / D o TC h uDNG Khoa.vn/ GIO NGUYN h t t p s : / / w w w Liờn f ahchc e boffocỏc o mụn k cToỏn o m Lý / D Húa o TtihHN uKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ Gvw : Lng Huy t tppss: :/ / /wwww f faaccVn ebHuy boooo0969141404 k .ccoomm/face /DDo:oLng ThhuVn uKKh hooaa .vvnn/ / hh t w e k T h t t p s : / / w w w f a c e b o o k c o m / D o T h u K h o a v n // h t t p s : / / w w w f a c e b o o k c o m / D o T h u K h o a v n https://www.facebook.com/DoThuKhoa.vn/ h h tt tt p p ss :: // // w ww ww w ff a a cc e eb bo oo o kk cc o om m // D Do oT Th hu uK Kh ho oa a vv n n // h t t p sS : / GD / wwTw f a c e b o okTHI c oTH m LN / D o1 THPT T h uQUC K h GIA o a NM v n2017 / Mụn: KHOA HC T NHIấN HểA HC TNH VNH PHC h k c m // D T u o v n h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo oThi k gian co olm mbi: D50o ophỳt, Th hkhụng uK Kkh hthi oa agian vphỏt n // h t ( t p thi s :cú/ 40 / wcõuw/ 4wtrang) facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ Mó : v 303n / h tt tt p ss :: // // w w w ff a cc e b o o kk cc o m // D o T h u K h o a h p w w w a e b o o o m D o T h u K h o a v n // Cho bit nguyờn t ca cỏc nguyờn t : hH t=1; t pC s= 12; : / /Nw w w f a c e b o o k c o m / D o T h u K h o a v n = 14; O =.16; Na c =e23; Mgoo = 24;k.Al = 27; S =32; Cl =T 35,5; KK = 39; Ca a = 40;vn Cr = 52; h w ww b ff fa hFehtt=tt 56; pps sCus:: =:// //64;/w ww ww a=ac c108; eeBa=137 bbo o ook k c cco oom mm// /D DDo ooT Th hhu uuK Kh hho ooa a .v v nn// / Zn =w 65;.Ag h tt tt p ss :: // // w w w ff a cc e b o o kk cc o m // D o T h u K h o a vv n // h p w w a e b o o m D o T h u K h o a n Cõu 1: Khi thywphõn hp cht hu c X (khụng cúo phn ng bc) mụi trng axit ri trung hhhũattttaxit ppssthỡ::dung ////w w w f a c e b o o k c o m / D o T h u K h o a v n / w w w f a c e b o o k c o m / D o T h u K h o a v n / dch thu c cú e phn ng bc X l: h tt A tt p s :: // //axetic w w w ff B a c b o o k c o m // D o T h u K h o aGlixerol v n // Anehit Ancol etylic C Saccaroz D a h p s w w w a c e b o o k c o m D o T h u K h o v n hCõu t t 2:p Cho s : /kim / wloiwBawd fvo a cdung e bdch oo c4)3o, thu mc / D sn o Tphm h ucú:K h o a v n / Al2k (SO h t A t pMt s :cht //w w w f a c e b o o k c o m / D o T huKhoa.vn/ khớ v hai cht kt ta B Mt cht khớ v khụng cht kt ta C Mt cht khớ v mt cht kt ta D Hn hp hai cht khớ Cõu 3: to thnh thy tinh hu c (plexiglat), ngi ta tin hnh trựng hp: A CH3-COO-C(CH3 )=CH2 B CH2=CH-CH=CH2 C CH3-COO-CH=CH2 D CH2 =C(CH3)-COOCH3 Cõu 4: Hiu sut ca quỏ trỡnh iu ch anilin (C6 H5 NH2 ) t benzen (C6 H6 ) t 30% Khi lng anilin thu c iu ch t 156 gam benzen l: A 186,0 gam B 111,6 gam C 55,8 gam D 93,0 gam Cõu 5: Phỏt biu no sau õy ỳng ? A Cỏc amino axit l cht rn iu kin thng B Cỏc amin iu kin thng l cht khớ hoc cht lng C Cỏc protein u dờc tan nc D Cỏc amin khụng c Cõu 6: phõn bit cỏc dung dch: CaCl2, HCl, Ca(OH)2 dựng dung dch ? A NaNO3 B NaOH C NaHCO3 D NaCl Cõu 7: un núng tristearin dung dch NaOH thu c glixerol v ? A.C17 H35 COONa B C17 H33 COONa C C15 H31 COONa D C17 H31 COONa Cõu 8: Nhỳng mt st (d) vo 100ml dung dch CuSO4 x mol/l Sau cỏc phn ng xy hon ton thy lng st tng 0,4 gam Bit tt c Cu sinh u bỏm vo st Giỏ tr ca x l: A 0,05 B 0,5 C 0,625 D 0,0625 Cõu 9: ng phõn ca glucoz l: A Xenluloz B Fructoz C Saccaroz D Sobitol Cõu 10: Cht no di õy l etyl axetat ? A CH3 COOCH2 CH3 B CH3COOH C CH3 COOCH3 D CH3 CH2 COOCH3 hht tt pt ps s: /: // w / wwwww f af ac ceebbooook k c coomm/ D / DooTThhuuKKhhooaa v vnn/ / h t thptst :p/ s/ w ob oo k ocko m D o/ D T oh T uh K uh K oh ao van /v n / : /w / www fwa.cf e ab ce c o/ m https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ Gv : Lng Vn Huy - LTH Vinastudy.vn Dy bng tt c am mờ -Trang Gv : Lng Vn Huy Thanh Trỡ HN - 0969141404 Cõu 11: un núng 5,18 gam metyl axetat vi 100ml dung dich NaOH 1M n phn ng hon ton Cụ cn dung dch sau phn ng, thu c m gam cht rn khan Giỏ tr ca m l: A 8,20 B 6,94 C 5,74 D 6,28 Cõu 12: Cht no sau õy cũn c gi l ng mt ong ? A Saccaroz B Fructoz C Glucoz D Amilopectin Cõu 13: Lờn men hon ton a gam glucoz, thu c C2 H5 OH v CO2 Hp th ht CO2 sinh vo dung dch nc vụi d, thu c 15 gam kt ta Giỏ tr ca a l: A 30,6 B 27,0 C 15,3 D 13,5 Cõu 14: Mt phõn t polieilen cú lng phõn t bng 56000u H s polime húa ca phõn t polietylen ny l: A 20000 B 2000 C 1500 D 15000 Cõu 15: Polime cú cu trỳc mng li khụng gian l: A Polietilen B Poli(vinyl clorua) C Amilopectin D Nha bakelit Cõu 16: Cho dóy cỏc dung dch sau: C6 H5 NH2, NH2 CH2 COOH, HOOC[CH2]2CH(NH2 )COOH C2 H5 NH2 , NH2[CH2]2 CH(NH2)COOH S dung dch dóy lm i mu qu tớm ? A B C D Cõu 17: Cho cỏc cht sau: CH3 COOCH3, HCOOCH3 , HCOOC6 H5, CH3 COOC2 H5 Cht cú nhit sụi thp nht l: A HCOOC6 H5 B CH3 COOC2 H5 C HCOOCH3 D CH3 COOCH3 Cõu 18: Khng nh no sau õy ỳng ? A un núng tinh bt vi dung dch axit thỡ xy phn ng khõu mch polime B Trựng hp axit -amino caproic thu c nilon-6 C Polietilen l polime trựng ngng D Cao su buna cú phn ng cng Cõu 19: Dóy no sau õy ch gm cỏc cht va tỏc dng c vi dung dch HCl, va tỏc dng c vi dung dch AgNO3 ? A Fe, Ni, Sn B Zn, Cu, Mg C Hg, Na, Ca D Al, Fe, CuO Cõu 20: Phỏt biu no sau õy ỳng ? A Phn ng gia ancol vi axit cacboxylic c gi l phn ng x phũng húa B Phn ng x phũng húa l phn ng thun nghch C Trong cụng thc ca este RCOOR, R cú th l nguyờn t H hoc gc hidrocacbon D Phn ng este húa l phn ng mt chiu Cõu 21: Nhn xột no sau õy ỳng ? A a s cỏc polime d hũa tan cỏc dung mụi thụng thng B a s cỏc polime khụng cú nhit núng chy xỏc nh C Cỏc polime u bn vng di tỏc ng ca axit, baz D Cỏc polime d bay hi Cõu 22: Trong cỏc cht di õy, cht no l amin bc hai ? A H2 N(CH2)6 NH2 B CH3NHCH3 C C6 H5 NH2 D CH3 CH(CH3 )NH2 Cõu 23: Mt tripeptit X mch h c cu to t amino axit l glyxin, alanin, valin S cụng thc cu to ca X l: A B C D Cõu 24: Cacbohidrat no sau õy c dựng lm nguyờn liu sn xut t visco ? A Saccaroz B Tinh bt C Glucoz D Xenluloz Cõu 25: Hũa tan hon ton 21,5 gam hn hp X gm Al, Zn, FeO, Cu(NO3 )2 cn dựng ht 430 ml dung dch H2 SO4 1M thu c hn hp khớ Y (ktc) gm 0,06 mol NO v 0,13 mol H2 , ng thi thu c dung dch Z ch cha cỏc mui sunfat trung hũa Cụ cn dung dch Z thu c 56,9 gam mui khan Thnh phn phn trm ca Al hn hp X cú giỏ tr gn nht l: A 25,5% B 18,5% C 20,5% D 22,5% Cõu 26: Hũa tan m (g) hn hp X gm Al v Na cú t l mol 1:2 vo nc d thu c 4,48 (l) khớ (ktc) Gớỏ tr ca m l: A 7,3 B 5,84 C 6,15 D 3,65 Cõu 27 : Cho s chuyn húa sau : https://www.facebook.com/DoThuKhoa.vn/ h tt tt p s :: // // w w w ff a c e b o o k c o m // D o T h u K h o a v n // h p s w w w a c e b o o k c o m D o T h u K h o a v n h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ hh t tt ttpp ss : ::/ // //ww ww ww f ffaa cc ee bb oo oo kk cc oo mm / //DD oo TT hh uu KK hh oo aa vv nn / // h p s w w w a c e b o o k c o m D o T h u K h o a v n h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // h h tt tt p p ss :: // // w ww ww w ff a a cc e eb bo oo o kk cc o om m // D Do oT Th hu uK Kh ho oa a vv n n // https://www.facebook.com/DoThuKhoa.vn/ h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ h tt tt p ss :: // // w w w ff a cc e b o o kk cc o m // D o T h u K h o a vv n // h p w w w a e b o o o m D o T h u K h o a n https://www.facebook.com/DoThuKhoa.vn/ h hhtt tt pps ss:: :// // /w www www ww ff fa aac cce eeb bbo ooo ook kk c cco oom mm// /D DDo ooT TTh hhu uuK KKh hho ooa aa v vvn nn// / h tt tt p ss :: // // w w w ff a cc e b o o kk cc o m // D o T h u K h o a vv n // h p w w w a e b o o o m D o T h u K h o a n hhttttppss::////w ww ww w fffa accce eb bo oo okkk ccco om m///D Do oT Th hu uK Kh ho oa a vvvn n/// h t t p s : / / w w w a e b o o o m D o T h u K h o a n h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // https://www.facebook.com/DoThuKhoa.vn/ hht tt pt ps s: /: // w / wwwww f af ac ceebbooook k c coomm/ D / DooTThhuuKKhhooaa v vnn/ / h t thptst :p/ s/ w ob oo k ocko m D o/ D T oh T uh K uh K oh ao van /v n / : /w / www fwa.cf e ab ce c o/ m https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ Gv : Lng Vn Huy - LTH Vinastudy.vn Dy bng tt c am mờ -Trang Gv : Lng Vn Huy Thanh Trỡ HN - 0969141404 t0 (1) C4 H6 O2 (M) + NaOH (A) + (B) h (2) ttp s : / / w w w f a c et b o(F) o k+ Ag c o+ m /DoThuKhoa.vn/ (B) + AgNO3 + NH3 +H2 O NH4 NO3 h tt tt p s : // // w w tw f a c e b o o k c o m / D o T h u K h o a v n / h s w w w ff a c e b (3)p(F) +: NaOH .(A) + NH H2k O c o m / D o T h u K h o a v n / o+o h t t p s : / / w w w a c e b o o k hCht t t pMsl:: / / w w w f a c e b o o k c co om m // D Do oT Th hu uK Kh ho oa a v n // HCOOCH=CHCH h tA.t pHCOO(CH s : / / w2)=CH w w2 f B a CH c e3COOCH=CH b o o k 2c oC.m / D o T h u 3KD.hCH oa vn/ =CHCOOCH Cõu 28: Cho hp cht hu c X, Y cú cựng cụng thc phõn t l C H7 NO2 Khi phn ng vi dung hdch t t p s : /X/ w w w2NCH f a c e b v o o k c ocm / D Yoto ThuKhoa.vn / to w H Z, /cũn v /khớ T Cỏc h t t NaOH, ps://w w f a2COONa c e b o ochtk hu com D o T hra uCHK2=CHCOONa hoa.vn cht Z v T ln lt l: :/ / /w wwww w .f faacceebbooookk .ccoommCH hu3uNH hh t ttA.ttpp ss :3OH / //DD oo TvT hCH KK hhooaa .vvnn/ / CH vwNH w f a c e b o o k c oB OH hoa.vn/ h p s : / / w m D o T h u K h ttC.tt p :: // 2// vw w m o T N2 u K h o a v n / NH 3w f a c e b o o k c oD hCõu pCHs sCht wNH w w fcụng a cthc e bphõn o otkC.3cH9o mC//2HD D3OH o v Th h uKhoa.vn/ 29: hu c X cú O N Cho 9,1 gam X tỏc dng vi dung dch NaOH h t t p s : / / w w w f a c e b o o k c o m / D o T h u o vv cu n dung ngothu gam chtorn hvat t p sCụ: cn //w w dch w sau f a phn ceb o kc c 6,8 om /D T hkhan uK KSh hcụng oa athc n // to ca X hphựtA.thp p1 svi: /tớnh / wcht w trờn w l:f B a 2c e b o o k c oC.m3 / D o T h u K h oD a4 v n / h tt tt 30: p s :: // //hnh w w ff a c e b o o k c o m // D o T h u K h o a v n // Tin cỏcw thớ.nghim sau: hCõu p s w w w a c e b o o k c o m D o T h u K h o a v n Cu d vo dung dch Fe(NO ) o k c o m / D o T h u K h o a v n / 3o h t(a) t(b)pCho s : / / w w w f a c e b Sc khớ CO2 d vo dung dch NaOH h t(c) t pCho s :Na/ /2CO w3w f a cdch e bCa(HCO o o k3).2.c o m / D o T h u K h o a v n / d w vo dung h t t p s : / / w w w f a c e b o o kk cc o m // D o T h u K h o a vv n // (d) Cho bt Fe vo dung dch FeCl d h t t p s : / / w w w f a c e b o o o m D o T h u K h o a n hSt thớ t pnghim s : / /cui ww wcũn f alicdung e bdch o ocha k 1cmui om DoThuKhoa.vn/ cựng tan/l: h t t p s : / / w w w f a c e b o o k c o m / DDo faa1cceebbooookk .ccooC.mm / /D hhtA.t tp2pss: :/ / /wwwwww .f B ooT TTh hhu uuK KKh hho oD.oa a3a v vvn nn// / Cõu 31: t chỏy hon ton lng hn hp este Dn sn phm chỏy ln lt qua bỡnh (1) ng h // // w w dung ff a ccdch e b o o kk2 d, ccthy o m // D o T h u h o a gam, vv n // bỡnh (2) P2ttOtt5 p ds v:: bỡnh (2)w ng Ca(OH) lng bỡnh (1)K tng 6,21 cũn h p s w w w a e b o o o m D o T h u K h o a n ta no//sau õy hhthittc ttppss34,5 ::///gam w ffaaeste cceetrờn bbothuc cceste oom D /w wkt ww w Cỏc oo okkkloi m Do oT T? h hu uK Kh ho oa a vvvn n/// h t t p s : / / w w w f a c e b o o c o m / D o T h u K h o a n A Este no, n chc, mch h B Este khụng no h s // // w // D T h ttC.tt p pEste s ::thm ww ww w ff a ac ce eb bo oo ok k c co oD.m mEste Dao ochc Th hu uK Kh ho oa a v n // hCõu t t 32: p st : / /chỏy ww wton f amcgam e bhno o om / Dng o Tphõn h ucnKdựng h o 4,704 a vlớtnkhớ / O2 , thu hon hpkX c gm este 0 c 4,032 lớt CO2 v 3,24 gam H2 O Nu cho m gam X tỏc dng ht vi 110 ml dung dch KOH 1M Cụ cn dung dch sau ph ng thỡ thu c 7,98 gam cht rn khan, ú cú a mol mun Y v b mol mui Z (MY > MZ ) Cỏc th tớch khớ u o iu kin chun T l a : b l: A : B : C : D : Cõu 33: Thy phõn m gam hụn hp X gm tetrapeptit A v pentapeptit B (A v B u h cha ng thi Glyxin v Alanin phõn t) bng lng dung dch NaOH va Cụ cn dung dch sn phm cho (m+ 15,8) gam hn hp mui t chỏy ton b lng mui sinh bng lng oxi va , thu c Na2 CO3 v hn hp hi Y gm CO2 , H2O v N2 Dn Y i qua bỡnh ng dung dch NaOH c d, thy lng thy lng bỡnh tng thờm 56,04 gam so vi ban u v cú 4,928 lớt khớ nht (ktc) thoỏt bỡnh Xem nh N2 khụng b nc hp th , cỏc phn ng xy hon ton Thnh phn phn trm lng ca B hn hp X l: A.35,37% B 58,92% C 46,94% D 50,92% Cõu 34: Braikinin cú tỏc dng lm gim huyt ỏp, ú l mt nonapeptit cú cụng thc l: Arg-Pro-Pro-Gly-Phe-Ser-Pro-Phe-Arg Khi thu phõn khụng hon ton peptit ny, thu c bao nhiờu tripeptit m thnh phn cú phenyl alanin (Phe) ? A B C D Cõu 35: Hn hp X gm metyl fomat, anehit acrylic v metyl acrylat t chỏy hon ton m gam X ri hp th ht sn phm chỏy vo dung dch Ca(OH)2 d, thu c gam kt ta v lng dung dch gim 3,78 gam Giỏ tr ca m l : A 1,95 B 1,54 C 1,22 D 2,02 Cõu 36: Poli(vinyl clorua) c iu ch t khớ thiờn nhiờn (cha 95% metan v th tớch) theo s chuyn hoỏ v hiu sut (H) nh sau : H 15% H 95% H 90% Metan Axetilen Vinyl clorua Poli(vinyl clorua) Th tớch khớ thiờn nhiờn (ktc) cn iu ch c tn PVC l : A 5589,08 m3 B 1470,81 m3 C 5883,25 m3 D 3883,24 m3 hht tt pt ps s: /: // w / wwwww f af ac ceebbooook k c coomm/ D / DooTThhuuKKhhooaa v vnn/ / h t thptst :p/ s/ w ob oo k ocko m D o/ D T oh T uh K uh K oh ao van /v n / : /w / www fwa.cf e ab ce c o/ m https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ Gv : Lng Vn Huy - LTH Vinastudy.vn Dy bng tt c am mờ -Trang Gv : Lng Vn Huy Thanh Trỡ HN - 0969141404 Cõu 37: Cho hn hp X gm hai cht hu c, no n chc, mch h (cha C, H, O) tỏc dng va vi 20ml dung dch NaOH 2M thu c mt mui v mt ancol un núng lng ancol thu c vi axit H2 SO4 c 170C thu c 0,015 mol anken (l cht khớ iu kin thng) Nu t chỏy lng X nh trờn ri cho sn phm qua bỡnh ng CaO d thỡ lng bỡnh tng 7,75 gam Bit cỏc phn ng xy hon ton Phỏt biu no sau õy ỳng ? A Khi lng ca cht cú phõn t ln hn X l 2,55 gam B Tng phõn t ca hai cht X l 164 C Thnh phn phn trm lng cỏc cht X l 49,5% v 50,5% D Mt cht X cú cụng thc cu to phự hp vi iu kin bi toỏn Cõu 38: Sc 13,44 lớt CO2 (ktc) vo 200 ml dung dch X gm Ba(OH)2 1,5M v NaOH 1M Sau phn ng thu c dung dch Y Cho dung dch Y tỏc dng vi 200 ml dung dch hn hp BaCl2 1,2M v KOH 1,5M thu c m gam kt ta Giỏ tr ca m l: A 66,98 B 39,4 C 47,28 D 59,1 Cõu 39: Cho cỏc phỏt biu sua : (a) Hidro hoỏ hon ton glucoz to axit gluconic (b) Phn ng thu phõn xenluloz xy c d dy ca ng vt n c (c) Xenluloz trinitrat l nguyờn liu sn xut t nhõn to (d) Saccaroz b hoỏ en H2 SO4 c (e) Trong cụng nghip dc phm, saccaroz c dựng pha ch thuc Trong cỏc phỏt biờu trờn, s phỏt biu ỳng l: A B C D Cõu 40: Cht X cú cụng thc phõn t C2H7 O3 N Khi cho X tỏc dng vi dung dch HCl hoc dung dch NaOH un núng nh u thy khớ thoỏt Ly 0,1 mol X cho vo dung dch cha 0,25 mol KOH Sau phn ng cụ cn dung dch c cht rn Y, nung núng Y n lng khụng i c m gam cht rn Giỏ tr ca m l: A 16,6 B 18,85 C 17,25 D 16,9 HT - THI TH LN THPT QUC GIA NM 2017 S GD T BC NINH Mụn: KHOA HC T NHIấN HểA HC THPT NGUYN NG O Thi gian lm bi: 50 phỳt, khụng k thi gian phỏt ( thi cú 40 cõu / trang) https://www.facebook.com/DoThuKhoa.vn/ h tt tt p s :: // // w w w ff a c e b o o k c o m // D o T h u K h o a v n // h p s w w w a c e b o o k c o m D o T h u K h o a v n h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ hh t tt ttpp ss : ::/ // //ww ww ww f ffaa cc ee bb oo oo kk cc oo mm / //DD oo TT hh uu KK hh oo aa vv nn / // h p s w w w a c e b o o k c o m D o T h u K h o a v n h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // h h tt tt p p ss :: // // w ww ww w ff a a cc e eb bo oo o kk cc o om m // D Do oT Th hu uK Kh ho oa a vv n n // https://www.facebook.com/DoThuKhoa.vn/ h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ h tt tt p ss :: // // w w w ff a cc e b o o kk cc o m // D o T h u K h o a vv n // h p w w w a e b o o o m D o T h u K h o a n https://www.facebook.com/DoThuKhoa.vn/ h hhtt tt pps ss:: :// // /w www www ww ff fa aac cce eeb bbo ooo ook kk c cco oom mm// /D DDo ooT TTh hhu uuK KKh hho ooa aa v vvn nn// / h tt tt p ss :: // // w w w ff a cc e b o o kk cc o m // D o T h u K h o a vv n // h p w w w a e b o o o m D o T h u K h o a n hhttttppss::////w ww ww w fffa accce eb bo oo okkk ccco om m///D Do oT Th hu uK Kh ho oa a vvvn n/// h t t p s : / / w w w a e b o o o m D o T h u K h o a n h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // https://www.facebook.com/DoThuKhoa.vn/ hht tt pt ps s: /: // w / wwwww f af ac ceebbooook k c coomm/ D / DooTThhuuKKhhooaa v vnn/ / h Cho t thpbit e otb o: o k ocko m D o/ D T oh T uh K uh K oh ao van /v n / tst :nguyờn p/ s/ w : /tw / www.cafwacỏc.cfnguyờn ab ce c o/ m H =1; C = 12; N = 14; O = 16; Na = 23; Mg = 24; Al = 27; S =32; Cl = 35,5; K = 39; Ca = 40; Cr = 52; Fe = 56; Cu = 64; Zn = 65; Ag = 108; Ba=137 Cõu 1: t chỏy hon ton m gam hn hp gm xenluloz, tinh bt, glucoz v sacaroz cn 2,52lớt O2 (ktc), thu c 1,8 gam nc Giỏ tr ca m l A 3,06 B 5,25 C 3,15 D 6,02 Cõu 2: t chỏy hon ton mt este n chc, mch h X (phõn t cú s liờn kt nh hn 3), thu c th tớch khớ CO2 bng 6/7 th tớch khớ O2 ó phn ng (cỏc th tớch khớ o cựng iu kin) Cho m gam X tỏc dng hon ton vi 200 ml dung dch KOH 0,7M thu c dung dch Y Cụ cn Y thu c 12,88 gam cht rn khan Giỏ tr ca m l: A 10,56 B 7,20 C 8,88 D 6,66 Cõu 3: Thu phõn hn hp gm 0,02 mol saccaroz v 0,01 mol mantoz mt thi gian thu c dung dch X (hiu sut phn ng thy phõn mi cht u l 75%) Khi cho ton b X tỏc dng vi mt lng d dung dch AgNO3 NH3 thỡ lng Ag thu c l.: A 0,095 mol B 0,090 mol C 0,12 mol D 0,06 mol Cõu 4: X phũng hoỏ hon ton 17,24 gam cht bộo cn va 0,06 mol NaOH Cụ cn dung dch sau phn ng thu c lng x phũng l A 18,38 gam B 18,24 gam C 16,68 gam D 17,80 gam Cõu 5: Mt cht bộo cú cụng thc: CH2(OCOC17H33) -CH(OCOC15H31)CH2(OCOC17H29 ) S mol H2 cn hiro hoỏ hon ton mol cht bộo l: A B C D https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ Gv : Lng Vn Huy - LTH Vinastudy.vn Dy bng tt c am mờ -Trang Gv : Lng Vn Huy Thanh Trỡ HN - 0969141404 Cõu 6: Cho 8,8 gam CH3COOC2H5 phn ng ht vi dung dch NaOH (d), un núng Khi lng mui CH3COONa thu c l: A 12,3 gam B 16,4 gam C 4,1 gam D 8,2 gam Cõu 7: Hn hp X gm mt axit cacboxylic T (hai chc, mch h), hai ancol n chc cựng dóy ng ng v mt este hai chc to bi T v hai ancol ú t chỏy hon ton agam X, thu c 8,36gam CO2 Mt khỏc un núng a gam X vi 100 ml dung dch NaOH 1M, sau phn ng xy hon ton, thờm tip 20 ml dung dch HCl 1M trung ho lng NaOH d, thu c dung dch Y Cụ cn Y thu c m gam mui khan v 0,05 mol hn hp hai ancol cú phõn t trung bỡnh nh hn 46 Giỏ tr ca m l: A 7,09 B 5,92 C 6,53 D 5,36 H dử (Ni, to ) NaOH dử ,t o HCl Cõu 8: Cho s chuyn hoỏ: Triolein X Y Z Triolein X Y Z Tờn ca Z l: A axit oleic B axit panmitic C axit stearic D axit linoleic Cõu 9: X l mt este no n chc, cú t hi i vi CH4 l 5,5 Nu em un 2,2 gam este X vi dung dch NaOH (d), thu c 2,05 gam mui Cụng thc cu to thu gn ca X l (cho H = 1, C =12, O = 16, Na = 23): A CH3COOC2H5 B HCOOCH(CH3)2 C C2H5COOCH3 D HCOOCH2CH2CH3 Cõu 10: Este hai chc, mch h X cú cụng thc phõn t C6H8O4 v khụng tham gia phn ng bc X c to thnh t ancol Y v axit cacboxyl Z Y khụng phn ng vi Cu(OH)2 iu kin thng; un Y vi H2SO4 c 170C khụng to anken Nhn xột no sau õy ỳng? A Trong X cú ba nhúm CH3 B Cht Z khụng lm mt mu dung dch nc brom C Cht Y l ancol etylic D Phõn t cht Z cú s nguyờn t cacbon bng s nguyờn t oxi Cõu 11: Este X cú cụng thc phõn t C2H4O2 un núng 9,0 gam X dung dch NaOH va n phn ng xy hon ton thu c m gam mui Giỏ tr ca m l: A 8,2 B 10,2 C 15,2 D 12,3 Cõu 12: Trong cụng nghip sn xut rut phớch nc ngi ta thc hin phn ng no sau õy? A Cho dd axit fomic phn ng vi dung dch AgNO3 / NH3 B Cho anehyt fomic phn ng vi dung dch AgNO3 / NH3 C Cho axetilen phn ng vi dung dch AgNO3 / NH3 D Cho dd glucoz phn ng vi dung dch AgNO3 / NH3 Cõu 13: Hn hp hai cht hu c tỏc dng vi dung dch NaOH thu c hai mui ca hai axit n chc v mt ru Hai cht hu c ú l: (1) X, Y l hai este ca cựng mt ru (2) X, Y l hai este ca cựng mt axit (3) X, Y l mt este v mt axit (4) X, Y l mt este v mt ru Nhng cõu ỳng l A (1), (2) B (2), (3) C (3), (4) D (1), (3) Cõu 14: Phỏt biu khụng ỳng l: A Dung dch mantoz tỏc dng vi Cu(OH)2 un núng cho kt ta Cu2O B Thy phõn (xỳc tỏc H+ ,to ) saccaroz cng nh mantoz u cho cựng mt monosaccarit C Dung dch fructoz ho tan c Cu(OH)2 D Sn phm thy phõn xenluloz (xỳc tỏc H+ ,to ) cú th tham gia phn ng gng Cõu 15: Tng s hp cht hu c no, n chc, mch h, cú cựng cụng thc phõn t C5H10O2 , phn ng c vi dung dch NaOH nhng khụng cú phn ng bc l A B C D Cõu 16: Este X c to thnh t etylen glicol v hai axit cacboxylic n chc Trong phõn t este, s nguyờn t cacbon nhiu hn s nguyờn t oxi l Khi cho m gam X tỏc dng vi dung dch NaOH (d) thỡ lng NaOH ó phn ng l 10 gam Giỏ tr ca m l A 16,5 B 17,5 C 14,5 D 15,5 Cõu 17: Cho axit salixylic (axit o-hiroxibenzoic) phn ng vi anhirit axetic, thu c axit axetylsalixylic (o-CH3COO-C6H4COOH) dựng lm thuc cm(aspirin). phn ng hon ton vi 43,2gam axit axetylsalixylic cn va V lớt dung dch KOH 1M Giỏ tr ca V l: A 0,96 B 0,24 C 0,48 D 0,72 Cõu 18: Tng s cht hu c mch h, cú cựng cụng thc phõn t C2H4O2 l: A B C D https://www.facebook.com/DoThuKhoa.vn/ h tt tt p s :: // // w w w ff a c e b o o k c o m // D o T h u K h o a v n // h p s w w w a c e b o o k c o m D o T h u K h o a v n h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ hh t tt ttpp ss : ::/ // //ww ww ww f ffaa cc ee bb oo oo kk cc oo mm / //DD oo TT hh uu KK hh oo aa vv nn / // h p s w w w a c e b o o k c o m D o T h u K h o a v n h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // h h tt tt p p ss :: // // w ww ww w ff a a cc e eb bo oo o kk cc o om m // D Do oT Th hu uK Kh ho oa a vv n n // https://www.facebook.com/DoThuKhoa.vn/ h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ h tt tt p ss :: // // w w w ff a cc e b o o kk cc o m // D o T h u K h o a vv n // h p w w w a e b o o o m D o T h u K h o a n https://www.facebook.com/DoThuKhoa.vn/ h hhtt tt pps ss:: :// // /w www www ww ff fa aac cce eeb bbo ooo ook kk c cco oom mm// /D DDo ooT TTh hhu uuK KKh hho ooa aa v vvn nn// / h tt tt p ss :: // // w w w ff a cc e b o o kk cc o m // D o T h u K h o a vv n // h p w w w a e b o o o m D o T h u K h o a n hhttttppss::////w ww ww w fffa accce eb bo oo okkk ccco om m///D Do oT Th hu uK Kh ho oa a vvvn n/// h t t p s : / / w w w a e b o o o m D o T h u K h o a n h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // https://www.facebook.com/DoThuKhoa.vn/ hht tt pt ps s: /: // w / wwwww f af ac ceebbooook k c coomm/ D / DooTThhuuKKhhooaa v vnn/ / h t thptst :p/ s/ w ob oo k ocko m D o/ D T oh T uh K uh K oh ao van /v n / : /w / www fwa.cf e ab ce c o/ m https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ Gv : Lng Vn Huy - LTH Vinastudy.vn Dy bng tt c am mờ -Trang Gv : Lng Vn Huy Thanh Trỡ HN - 0969141404 Cõu 19: Khi t chỏy hon ton mt este no, n chc thỡ s mol CO2 sinh bng s mol O2 ó phn ng Tờn gi ca este l: A etyl axetat B metyl fomiat C n-propyl axetat D metyl axetat Cõu 20: Cht no sau õy khụng thy phõn mụi trng axit? A Xenluloz B Saccaroz C Tinh bt D Glucoz Cõu 21: Lờn men m gam glucoz vi hiu sut 90%, lng khớ CO2 sinh hp th ht vo dung dch nc vụi trong, thu c 10 gam kt ta Khi lng dung dch sau phn ng gim 3,4 gam so vi lng dung dch nc vụi ban u Giỏ tr ca m l: A 20,0 B 30,0 C 13,5 D 15,0 Cõu 22: Polime thiờn nhiờn X c sinh quỏ trỡnh quang hp ca cõy xanh nhit thng, X to vi dung dch iot hp cht cú mu xanh tớm Polime X l: A saccaroz B glicogen C Tinh bt D Xenluloz Cõu 23: Triolein khụng tỏc dng vi cht (hoc dung dch) no sau õy? A H2O (xỳc tỏc H2SO4 loóng, un núng) B H2 (xỳc tỏc Ni, un núng) C Cu(OH)2 ( iu kin thng) D Dung dch NaOH (un núng) Cõu 24: Thy phõn este cú cụng thc phõn t C4H6O2 (vi xỳc tỏc axit), thu c sn phm hu c X v Y T X cú th iu ch trc tip Y Vy cht X l A etyl axetat B ru etylic C ru metylic D axit fomic Cõu 25: Mt este cú cụng thc phõn t l C4H6O2, thu phõn mụi trng axit thu c axetanehit Cụng thc cu to thu gn ca este ú l: A CH3COO-CH=CH2 B CH2CH-COO-CH3 C HCOO-C(CH3)=CH2 D HCOO-CH=CH-CH3 Cõu 26: Mnh khụng ỳng l: A CH3CH2COOCH=CH2 tỏc dng vi dung dch NaOH thu c anehit v mui B CH3CH2COOCH=CH2cú th trựng hp to polime C CH3CH2COOCH=CH2 tỏc dng c vi dung dch Br2 D CH3CH2COOCH=CH2 cựng dóy ng ng vi CH2=CHCOOCH3 Cõu 27: t chỏy hon ton a mol X (l trieste ca glixerol vi cỏc axit n chc, mch h), thu c b mol CO2 v c mol H2O (b c = 4a) Hiro húa m gam X cn 6,72 lớt H2 (ktc), thu c 39 gam Y (este no) un núng m1 gam X vi dung dch cha 0,7 mol NaOH, cụ cn dung dch sau phn ng, thu c m2 gam cht rn Giỏ tr ca m2 l: A 53,2 B 52,6 C 42,6 D 57,2 Cõu 28: Este X cú cỏc c im sau: - t chỏy hon ton X to thnh CO2 v H2Ocú s mol bng nhau; - Thu phõn X mụi trng axit c cht Y (tham gia phn ng gng) v cht Z (cú s nguyờn t cacbon bng mt na s nguyờn t cacbon X) Phỏt biu khụng ỳng l: A Cht Y tan vụ hn nc B t chỏy hon ton mol X sinh sn phm gm mol CO2 v mol H2O C un Z vi dung dch H2SO4 c 170oC thu c anken D Cht X thuc loi este no, n chc Cõu 29: Cho hn hp X gm hai hp cht hu c no, n chc tỏc dng va vi 100 ml dung dch KOH 0,4M, thu c mt mui v 336 ml hi mt ancol ( ktc) Nu t chỏy hon ton lng hn hp X trờn, sau ú hp th ht sn phm chỏy vo bỡnh ng dung dch Ca(OH)2 (d) thỡ lng bỡnh tng 6,82 gam Cụng thc ca hai hp cht hu c X l: A C2H5COOH v C2H5COOCH3 B CH3COOH v CH3COOC2H5 C HCOOH v HCOOC3H7 D HCOOH v HCOOC2H5 Cõu 30: t chỏy hon ton 10 ml mt este cn 45 ml O2 thu c VCO2 : VH 2O : Ngng t sn phm chỏy thy th tớch gim 30 ml Cỏc th tớch o cựng iu kin Cụng thc ca este ú l: A C4H6O2 B C4H6O4 C C4H8O2 D C8H6O4 Cõu 31: Cho s chuyn hoỏ sau: C3 H O2 NaOH X Y ; X H SO4loóng Z T Bit Y v Z u cú phn ng gng Hai cht Y, Z tng ng l: A HCHO, CH3CHO B CH3CHO, HCOOH https://www.facebook.com/DoThuKhoa.vn/ h tt tt p s :: // // w w w ff a c e b o o k c o m // D o T h u K h o a v n // h p s w w w a c e b o o k c o m D o T h u K h o a v n h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ hh t tt ttpp ss : ::/ // //ww ww ww f ffaa cc ee bb oo oo kk cc oo mm / //DD oo TT hh uu KK hh oo aa vv nn / // h p s w w w a c e b o o k c o m D o T h u K h o a v n h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // h h tt tt p p ss :: // // w ww ww w ff a a cc e eb bo oo o kk cc o om m // D Do oT Th hu uK Kh ho oa a vv n n // https://www.facebook.com/DoThuKhoa.vn/ h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ h tt tt p ss :: // // w w w ff a cc e b o o kk cc o m // D o T h u K h o a vv n // h p w w w a e b o o o m D o T h u K h o a n https://www.facebook.com/DoThuKhoa.vn/ h hhtt tt pps ss:: :// // /w www www ww ff fa aac cce eeb bbo ooo ook kk c cco oom mm// /D DDo ooT TTh hhu uuK KKh hho ooa aa v vvn nn// / h tt tt p ss :: // // w w w ff a cc e b o o kk cc o m // D o T h u K h o a vv n // h p w w w a e b o o o m D o T h u K h o a n hhttttppss::////w ww ww w fffa accce eb bo oo okkk ccco om m///D Do oT Th hu uK Kh ho oa a vvvn n/// h t t p s : / / w w w a e b o o o m D o T h u K h o a n h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // https://www.facebook.com/DoThuKhoa.vn/ hht tt pt ps s: /: // w / wwwww f af ac ceebbooook k c coomm/ D / DooTThhuuKKhhooaa v vnn/ / h t thptst :p/ s/ w ob oo k ocko m D o/ D T oh T uh K uh K oh ao van /v n / : /w / www fwa.cf e ab ce c o/ m https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ Gv : Lng Vn Huy - LTH Vinastudy.vn Dy bng tt c am mờ -Trang Gv : Lng Vn Huy Thanh Trỡ HN - 0969141404 C HCOONa, CH3CHO D HCHO, HCOOH Cõu 32: Poli(metyl metacrylat) c to thnh t monome tng ng l A CH2=CH-COOCH3 B CH=C(CH3)- COOCH2CH3 C CH3COO-CH=CH2 D CH2=C(CH3)-COOCH Cõu 33: Hp cht hu c mch h X cú cụng thc phõn t C6H10O4 Thu phõn X to hai ancol n chc cú s nguyờn t cacbon phõn t gp ụi Cụng thc ca X l: A CH3OCO-COOC3H7 B CH3OOC-CH2-COOC2H5 C CH3OCO-CH2-CH2-COOC2H5 D C2H5OCO-COOCH3 Cõu 34: Hn hp E gm hai este n chc, l ng phõn cu to v u cha vũng benzen t chỏy hon ton m gam E cn va 8,064 lớt khớ O2 (ktc), thu c 14,08 gam CO2 v 2,88 gam H2O un núng m gam E vi dung dch NaOH (d) thỡ cú ti a 2,80 gam NaOH phn ng, thu c dung dch T cha 6,62 gam hn hp ba mui Khi lng mui ca axit cacboxylic T l: A 3,84 gam B 2,72 gam C 3,14 gam D 3,90 gam Cõu 35: Phỏt biu no sau õy l ỳng? A Glucoz b kh bi dung dch AgNO3 NH3 B Saccaroz lm mt mu nc brom C Amilopectin cú cu trỳc mch phõn nhỏnh D Xenluloz cú cu trỳc mch phõn nhỏnh Cõu 36: Cho s chuyn hoỏ: CH 3OH , To , xt ddBr2 NaOH CuO , t o O2 , xt C3 H X Y Z T E (este a chc) (este a chc) Tờn gi ca Y l: A propan-1,3-iol B glixerol C propan-1,2-iol D propan-2-ol Cõu 37: Hn hp X gm este n chc, to thnh t cựng mt ancol Y vi axit cacboxylic (phõn t ch cú nhúm -COOH); ú, cú hai axit no l ng ng k tip v mt axit khụng no (cú ng phõn hỡnh hc, cha mt liờn kt ụi C=C phõn t) Thy phõn hon ton 5,88 gam X bng dung dch NaOH, thu c hn hp mui v m gam ancol Y Cho m gam Y vo bỡnh ng Na d, sau phn ng thu c 896 ml khớ (ktc) v lng bỡnh tng 2,48 gam Mt khỏc, nu t chỏy hon ton 5,88 gam X thỡ thu c CO2 v 3,96 gam H2O Phn trm lng ca este khụng no X l: A 38,76% B 40,82% C 34,01% D 29,25% Cõu 38: Dóy gm cỏc dung dch u tham gia phn ng bc l: A Glucoz, mantoz, axit fomic, anehit axetic B Glucoz, glixerol, mantoz, axit fomic C Glucoz, fructoz, mantoz, saccaroz D Fructoz, mantoz, glixerol, anehit axetic Cõu 39: Cht X cú cụng thc phõn t C H O , l este ca axit axetic Cụng thc cu to thu gn ca X l A HCOOC2H5 B CH3COOCH3 C HO-C2H4-CHO D C2H5COOH Cõu 40: Tinh bt, xenluloz, saccaroz, mantoz u cú kh nng tham gia phn ng A thy phõn B gng C trựng ngng D ho tan Cu(OH)2 ỏp ỏn 1-C 6-D 11-B 16-A 21-D 26-D 31-B 36-A 41462-C 7-A 12-D 17-D 22-C 27-B 32-D 37-C 42473-A 8-C 13-D 18-B 23-C 28-C 33-B 38-A 43484-D 9-A 14-B 19-B 24-B 29-B 34-C 39-B 44495-A 10-D 15-C 20-D 25-A 30-A 35-C 40-A 4550- https://www.facebook.com/DoThuKhoa.vn/ h tt tt p s :: // // w w w ff a c e b o o k c o m // D o T h u K h o a v n // h p s w w w a c e b o o k c o m D o T h u K h o a v n h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ hh t tt ttpp ss : ::/ // //ww ww ww f ffaa cc ee bb oo oo kk cc oo mm / //DD oo TT hh uu KK hh oo aa vv nn / // h p s w w w a c e b o o k c o m D o T h u K h o a v n h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // h h tt tt p p ss :: // // w ww ww w ff a a cc e eb bo oo o kk cc o om m // D Do oT Th hu uK Kh ho oa a vv n n // https://www.facebook.com/DoThuKhoa.vn/ h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ h tt tt p ss :: // // w w w ff a cc e b o o kk cc o m // D o T h u K h o a vv n // h p w w w a e b o o o m D o T h u K h o a n https://www.facebook.com/DoThuKhoa.vn/ h hhtt tt pps ss:: :// // /w www www ww ff fa aac cce eeb bbo ooo ook kk c cco oom mm// /D DDo ooT TTh hhu uuK KKh hho ooa aa v vvn nn// / h tt tt p ss :: // // w w w ff a cc e b o o kk cc o m // D o T h u K h o a vv n // h p w w w a e b o o o m D o T h u K h o a n hhttttppss::////w ww ww w fffa accce eb bo oo okkk ccco om m///D Do oT Th hu uK Kh ho oa a vvvn n/// h t t p s : / / w w w a e b o o o m D o T h u K h o a n h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // https://www.facebook.com/DoThuKhoa.vn/ hht tt pt ps s: /: // w / wwwww f af ac ceebbooook k c coomm/ D / DooTThhuuKKhhooaa v vnn/ / h t thptst :p/ s/ w ob oo k ocko m D o/ D T oh T uh K uh K oh ao van /v n / : /w / www fwa.cf e ab ce c o/ m https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ HNG DN GII Cõu 1: Chn C Phõn tớch: Nhỡn vo bi ta thy xenluloz, tinh bt, glucoz v saccaroz u l cacbohidrat nờn ta gi cụng thc chung ca chỳng l Cn(H2O)m Khi t chỏy ta cú: Cn(H2O)m + nO2 nCO2 + mH2O Ta cú: nCO2 nO2 2, 52 22, 0,1125 mol p dng nh lut bo ton lng ta cú https://www.facebook.com/DoThuKhoa.vn/ Gv : Lng Vn Huy - LTH Vinastudy.vn Dy bng tt c am mờ -Trang Gv : Lng Vn Huy Thanh Trỡ HN - 0969141404 m mO2 mCO2 mH 2O m 0,1125.44 1,8 0,1125.32 3,15 g https://www.facebook.com/DoThuKhoa.vn/ h tt tt p s :: // // w w w ff a c e b o o k c o m // D o T h u K h o a v n // h p s w w w a c e b o o k c o m D o T h u K h o a v n h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ hTrong t t pXscú:nhúm / / wCOOH w wcú f1aliờnc kt e b ri oo k.com/DoThuKhoa.vn/ nờn ta ch thay pss:2:/ / /wwwwww .f faacceebbooookk .ccoomm/ /DDooTThhuuKKhhooaa .vvnn/ / hh t tt ttphoc k=1 h p s : // //(w w w.facebook.com/DoThuKhoa.vn/ k=1 suy :n=3 nhn )w f a c e b o o k c o m / D o T h u K h o a v n / h t t p s w w hk=2t tsuy p sra :n=4,5 / / w(loi) ww.facebook.com/DoThuKhoa.vn/ h t t p s : / / w w, CT ffeste a b cc o 6O2w hDot ú t pCTPT s : /l/ Cw3Hw w a ccduye e nht bo olo oCHkk3 COOCH om m3 // D Do oT Th hu uK Kh ho oa a vv n n // 3COOCH3 + KOH CH3COOK + CH3OH hCH t s :KOH / / wphn w ng w lf xamol cebook.com/DoThuKhoa.vn/ Gitspmol h e b o o k c o m // D o T h u K h o a v n // : n/ / w w nw fpa=c x mol hnn tt tt p p s s0,14, : / /nw w w f a c e b o o k c o m D o T h u K h o a v n = 0,14 h t t p s : / / w wdw f a xc e b o o k c o m / D o T h u K h o a v n / = 0,12 hmcụ t tcn p s= :(0,14 / / wx).w56w+ 98x f a= c12,88 e box o k.com/DoThuKhoa.vn/ h t t p s : / / w f a c e b o o kk cc o m // D o T h u K h o a vv n // Vy lng estew l:w 0,12.74=8,88g h t t p s : / / w w w f a c e b o o o m D o T h u K h o a n Cõu 3: Chn A https://www.facebook.com/DoThuKhoa.vn/ h w +ac Fructoz htt tt ps s:: :// // /w ww wGlucoz w ff fa ce eb bo oo ok k c co om m// /D Do oT Th hu uK Kh ho oa a v n// / hSaccaroz p s w w w a c e b o o k c o m D o T h u K h o a v n 0,02 0,02.75% 0,02.75% h t t p s : / / w w w ff a cc e b o o kk cc o m // D o T h u K h o a vv n // Mantoz 2Glucoz h t t p s : / / w w w a e b o o o m D o T h u K h o a n hh0,01 ttttppss::////0,01.2.75% w w aacceebbooookk ccoom //D ooTThhuuK hhooaa vvnn// wthy ww w fffdung m D KSaccaroz: Vy sau phn ng phõn dch Xo gm: Glucoz: 0,03; Fructoz: 0,015; 0,005; h t t p s : / / w w w a c e b o k c o m / D o T h u K h o a v n // nmantoz: h t t p s : / / w w w f a c e b o o k c o m / D o T h u K h o a v n 0,0025 hKhit tXptham s : / / phn w w wtrỏng face bcúoGlucoz, o k c o m /vDMantoz o T h u Kng hoa.vn/ chb h t t p s : gia / / w wng w f abc ce o o k cFructoz o m / D o T h phn u K h otoa2Ag vn/ Cõu 2: Chn C Gi cụng thc ca X l CnH2n+22kO2 (k < 2) 3n k Cn H n k O2 O2 nCO2 n k H 2O nO2 k k 1,5 7/ 1/ nCO2 2n 2n CH 3COOK KOH CH 3OH KOH KOH H 75% H 75% Vy s mol Ag l: 0, 03.2 0, 015.2 0, 0025.2 0, 095 mol Cõu 4: Chn D Gi cụng thc chung ca cht bộo l (RCOO)3C3H5 (RCOO)3C3H5+3NaOH3RCOONa+C3H5 (OH)3 0,02 0,06 0,06 0,02 nC3 H5 OH nNaOH 0, 02 mol 3 p dng nh lut bo ton lng ta cú: mEste mNaOH mx phũng mC3 H5 OH mx phũng 17, 24 0, 06.40 0, 02.92 17,8 g hht tt pt ps s: /: // w / wwwww f af ac ceebbooook k c coomm/ D / DooTThhuuKKhhooaa v vnn/ / h t thptst :p/ s/ w ob oo k ocko m D o/ D T oh T uh K uh K oh ao van /v n / : /w / www fwa.cf e ab ce c o/ m https://www.facebook.com/DoThuKhoa.vn/ A ww.facebook.com/DoThuKhoa.vn/ h tCõu t p5:sChn ://w Phõn tớch : Ta nhn thy mch C17H33 cú cha liờn kt pi , mch C15H31 l mch C no v mch C17H29 cha liờn kt pi M H2 ch cng vo mch C cha no ca cht bộo nờn s mol H2 cn hidrohúa mol cht bộo l 4mol Cõu 6: Chn D nCH3COONa nCH 3COOC2 H 8,8 / 88 0,1 mCH 3COONa 0,1.82 8, g https://www.facebook.com/DoThuKhoa.vn/ Cõu 7: Chn A Gi s mol axit, ancol v este chc l a,b,c mol nNaOH b 0,1 mol nNaOH d nHCl 0, 02 nNaOH pử 0, 08 2a 2c Cõu 8: Chn C (C17H33COO)3C3H5+3H2(C17H35COO)3C3H5 (X) (C17H35COO)3C3H5+3NaOH3C17H35COONa+C3H5 (OH)3 (Y) C17H35COONa+HClC17H35COOH(Z) + NaCl T ú ta cú th suy Z l axit stearic Cõu 9: Chn A Phõn tớch: X l este no, n chc cú t i vi CH4 l 5,5 nờn MX = 88 Gi cụng thc ca este X l RCOOR1 https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ Gv : Lng Vn Huy - LTH Vinastudy.vn Dy bng tt c am mờ -Trang Gv : Lng Vn Huy Thanh Trỡ HN - 0969141404 Ta cú: R +44 + R1 = 88 R +R1 = 44 Nu em un 2,2 gam este X vi dung dch NaOH d thu c 2,05g mui nmui nX 2, 0, 025 mol Mmui 2, 05 82 88 0, 025 R 44 23 82 R 15 R1 29 Vy cụng thc cu to thu gn ca X: CH3COOC2H5 Cõu 10: Chn B Phõn tớch: Este chc mch h C6H8O4(k = 3) nờn X l este khụng no, hai chc TH1: X to bi ancol n chc v axit chc Ta cú th phõn tớch ngc bi toỏn t di lờn, t Y ta cú: Y l ancol un núng Y vi H2SO4 c 1700C khụng to anken nờn Y cú cụng thc l CH3OH loi ỏp ỏn C Vy ancol khụng no th l: CH2 = CH CH2 OH Vy axit no hai chc phi l (COOH)2 khụng lm mt mu dung dch Brom chn ỏp ỏn B Vy CT ca X l CH2 = CH CH2 OOC COOCH3 TH2: X to bi ancol chc v axit n chc Nu X to bi ancol hai chc (Y) v hai axit n chc + Y khụng phn ng vi Cu(OH)2 iu kin thng n Nu n =3, cụng thc phõn t C3H6(OH)2 (ancol no, hai chc), hai axit HCOOH v CH3COOH (axit no, n chc) Khụng phự hp vỡ este cú phn ng gng v tha nguyờn t H Nu n = 4, Cụng thc phõn t C4H6(OH)2 (ancol khụng no, hai chc), axit HCOOH (axit no, n chc) Khụng phự hp vỡ este cú phn ng gng Cõu 11: Chn B Phõn tớch: Este X cú cụng thc phõn t C2H4O2 nờn X ch cú cụng thc l CH3 Khi un núng 9g X dung dch NaOH va n phn ng xy hon ton ta cú PTHH HCOOCH3 + NaOH HCOONa +CH3OH nHCOONa nX 0,15 m 0,15.68 10, g 60 Cõu 12: Chn D Phõn tớch: Trc ht cỏc em phi bit c rng cụng nghip sn xut rut phớch thỡ sn phm sinh phi cú Ag nờn ta loi c ỏp ỏn C i vi ỏp ỏn A,B vi phn ng sn xut cụng nghip ta cn lng rt ln cht tham gia nhng m axit fomic v anehit fomic rt khú iu ch lng ln v nú cũn rt c hi nờn Glucoz l la chn ỳng Ta chn ỏp ỏn D Cõu 13: Chn D Phõn tớch: Hn hp hai cht hu c tỏc dng vi NaOH thu c hai mui ca hai axit n chc v ch thu c ru vy hai cht ú phi l este v hai este ú ca cựng ru (1) ỳng Hoc l hai cht ú este v axit cú gc axit khỏc (3) ỳng Vy ỏp ỏn l (1) v (3) Cõu 14: Chn B A Dung dch Mantoz tỏc dng vi Cu(OH)2 un núng cho kt ta Cu2O ỳng B Sai Vỡ Thy phõn (xỳc tỏc H+,t0) Saccaroz thy phõn Glucoz v Fructoz cũn Mantoz thy phõn ch cho monosaccarit l Glucoz C Dung dch fructoz hũa tan c Cu(OH)2 ỳng D Sn phm thy phõn xenluloz (xỳc tỏc H+,t0) cú th tham gia phn ng gng ỳng Cõu 15: Chn C Phõn tớch: Cụng thc phõn t C5H10O2 , phn ng c vi dung dch NaOH nhng khụng phn ng bc thỡ cht X phi l axit hoc l este nhng este y khụng cha gc HCOO- Vy cỏc CTCT cn tỡm l: CH3CH2CH2CH2COOH, CH3CH(CH3 )CH2COOH, CH3CH2CH(CH3 )COOH, CH3C(CH3 )2COOH CH3CH2CH2COOCH3 , CH3CH2COOCH2CH3 , CH3CH(CH3 )COOCH3 , CH3COOCH2CH2CH3 , CH3COOCH(CH3)CH3 Vy cú tt c l CT Cõu 16: Chn A Gi cụng thc ca X l (R COO)2C2H4 Phõn tớch: Trong phõn t este, s nguyờn t cacbon nhiu hn s nguyờn t oxi l Vy nờn phõn t este cú 5C M nhỡn vo CT ca X ta ó thy 4C nờn CT ca X l HCOOC2H4OOCCH3 https://www.facebook.com/DoThuKhoa.vn/ h tt tt p s :: // // w w w ff a c e b o o k c o m // D o T h u K h o a v n // h p s w w w a c e b o o k c o m D o T h u K h o a v n h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ hh t tt ttpp ss : ::/ // //ww ww ww f ffaa cc ee bb oo oo kk cc oo mm / //DD oo TT hh uu KK hh oo aa vv nn / // h p s w w w a c e b o o k c o m D o T h u K h o a v n h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // h h tt tt p p ss :: // // w ww ww w ff a a cc e eb bo oo o kk cc o om m // D Do oT Th hu uK Kh ho oa a vv n n // https://www.facebook.com/DoThuKhoa.vn/ h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ h tt tt p ss :: // // w w w ff a cc e b o o kk cc o m // D o T h u K h o a vv n // h p w w w a e b o o o m D o T h u K h o a n https://www.facebook.com/DoThuKhoa.vn/ h hhtt tt pps ss:: :// // /w www www ww ff fa aac cce eeb bbo ooo ook kk c cco oom mm// /D DDo ooT TTh hhu uuK KKh hho ooa aa v vvn nn// / h tt tt p ss :: // // w w w ff a cc e b o o kk cc o m // D o T h u K h o a vv n // h p w w w a e b o o o m D o T h u K h o a n hhttttppss::////w ww ww w fffa accce eb bo oo okkk ccco om m///D Do oT Th hu uK Kh ho oa a vvvn n/// h t t p s : / / w w w a e b o o o m D o T h u K h o a n h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // https://www.facebook.com/DoThuKhoa.vn/ hht tt pt ps s: /: // w / wwwww f af ac ceebbooook k c coomm/ D / DooTThhuuKKhhooaa v vnn/ / h t thptst :p/ s/ w ob oo k ocko m D o/ D T oh T uh K uh K oh ao van /v n / : /w / www fwa.cf e ab ce c o/ m https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ Gv : Lng Vn Huy - LTH Vinastudy.vn Dy bng tt c am mờ -Trang Gv : Lng Vn Huy Thanh Trỡ HN - 0969141404 1 10 Vỡ este ny l chc nờn: neste nNaOH 0,125 2 40 Vy lng m l: m = 0,125.132 = 16,5g Cõu 17: Chn D CH3COO-C6H4 -COOH+3KOHCH3COOK+KOC6H4 -COOH+2H2O 43, naxit axetylsalixylic 0, 24 nKOH 3.0, 24 0, 72 mol V 0, 72 lớt 180 Cõu 18: Chn B Phõn tớch: Cụng thc C2H4O2 ng vi cỏc cụng thc este no v axit no, n chc, mch h, hoc l chc Vy CTCT ca X l HCOOCH3 , CH3COOH,OH-CH2 -CHO Vy cú tt c cụng thc Cõu 19: Chn B Phõn tớch: Gi cụng thc ca este no, n chc l CnH2 nO2 3n Phn ng t chỏy: CnH nO2 O2 nCO2 nH O 3n Vỡ sau phn ng: nCO2 nO2 n n 2 Vy CTCT este ch cú: HCOOCH3 (metyl fomiat) Cõu 20: Chn D Cht khụng phn ng thy phõn mụi trng axit l Glucoz Chỳ ý: i vi cacbohirat thỡ ch cú Glucoz v Fructoz l khụng thy phõn c mụi trng axit Cõu 21: Chn D C6H12O6 2C2H5OH + 2CO2 Cõu 22: Chn C Phõn tớch: Trong quỏ trỡnh quang hp cõy xanh to cht X, X to vi dung dch iot hp cht cú mu xanh tớm Polime X l tinh bt as 6nCO2 5nH 2O C6 H10O5 n 6nO2 Cõu 23: Chn C Phõn tớch: trc ht chỳng ta phi bit c CT ca triolein l (C17H33COO)3C3H5 Nú cú y tớnh cht ca este khụng no, a chc A ỳng vỡ este cú phn ng thy phõn B ỳng vỡ este khụng no cú phn ng vi H2, xỳc tỏc Ni C Sai vỡ este khụng cú kh nng phn ng vi Cu(OH)2 iu kin thng D ỳng vỡ este cú tỏc dng vi NaOH Cõu 24: Chn B Phõn tớch: Thy phõn este no, n chc thu c sn phm hu c X v Y T X cú th iu ch trc tip Y nờn X phi l ru v Y l axit Vy ta cú th loi c ỏp ỏn A v D Nu X l ru metylic thỡ thỡ este cú CTCT l C2H5COOCH3 Ta nhn thy t CH3OH khụng th iu ch trc tip C2H5COOH nờn loi ỏp ỏn C Nu X l ru etylic thỡ este cú CTCT l CH3COOC2H5 Ta nhn thy t C2H5OH cú th iu ch c trc tip CH3COOH nờn chn ỏp ỏn B giam C2 H 5OH O2 men CH 3COOH H 2O Cõu 25: Chn A Phõn tớch: Khi thy phõn este cú cụng thc phõn t l C4H6O2 nờn mch Cacbon cú liờn kt Khi thy phõn mụi trng axit thu c axetanehit cú cụng thc l CH3CHO nờn cụng thc ca este l CH3COO CH = CH2 Cõu 26: Chn D A ỳng vỡ CH3CH2COOCH=CH2+NaOHCH3CH2COONa+CH3CHO+H2O B ỳng C ỳng vỡ õy l este khụng no nờn cú th tỏc dng c vi dung dch Brom D Sai vỡ CH3CH2COOCH = CH2 cú ni ụi gc ru cũn CH2 = CHCOOCH3 cú ni ụi gc axit nờn chỳng khụng th l ng ng ca https://www.facebook.com/DoThuKhoa.vn/ h tt tt p s :: // // w w w ff a c e b o o k c o m // D o T h u K h o a v n // h p s w w w a c e b o o k c o m D o T h u K h o a v n h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ hh t tt ttpp ss : ::/ // //ww ww ww f ffaa cc ee bb oo oo kk cc oo mm / //DD oo TT hh uu KK hh oo aa vv nn / // h p s w w w a c e b o o k c o m D o T h u K h o a v n h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // h h tt tt p p ss :: // // w ww ww w ff a a cc e eb bo oo o kk cc o om m // D Do oT Th hu uK Kh ho oa a vv n n // https://www.facebook.com/DoThuKhoa.vn/ h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ h tt tt p ss :: // // w w w ff a cc e b o o kk cc o m // D o T h u K h o a vv n // h p w w w a e b o o o m D o T h u K h o a n https://www.facebook.com/DoThuKhoa.vn/ h hhtt tt pps ss:: :// // /w www www ww ff fa aac cce eeb bbo ooo ook kk c cco oom mm// /D DDo ooT TTh hhu uuK KKh hho ooa aa v vvn nn// / h tt tt p ss :: // // w w w ff a cc e b o o kk cc o m // D o T h u K h o a vv n // h p w w w a e b o o o m D o T h u K h o a n hhttttppss::////w ww ww w fffa accce eb bo oo okkk ccco om m///D Do oT Th hu uK Kh ho oa a vvvn n/// h t t p s : / / w w w a e b o o o m D o T h u K h o a n h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // https://www.facebook.com/DoThuKhoa.vn/ hht tt pt ps s: /: // w / wwwww f af ac ceebbooook k c coomm/ D / DooTThhuuKKhhooaa v vnn/ / h t thptst :p/ s/ w ob oo k ocko m D o/ D T oh T uh K uh K oh ao van /v n / : /w / www fwa.cf e ab ce c o/ m https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ Gv : Lng Vn Huy - LTH Vinastudy.vn Dy bng tt c am mờ -Trang 10 Gv : Lng Vn Huy Thanh Trỡ HN - 0969141404 - Trong cp in cc: kim loi phi kim thng hay gp nht l Fe C thỡ kim loi úng vai trũ l cc õm v b n mũn tip xỳc vi dung dch cht in li - Do vy cỏc cp hp kim tha l: I, III, IV Cõu 12: Chn A - Cỏc cht hu c tỏc dng vi NaOH thng gp l : https://www.facebook.com/DoThuKhoa.vn/ h tt tt p s :: // // w w w ff a c e b o o k c o m // D o T h u K h o a v n // h p s w w w a c e b o o k c o m D o T h u K h o a v n h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bt o oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // h Dn t t pxut s :halogen: / / w wR-X w +fNaOH a c e b o oROH k c+ NaX om/DoThuKhoa.vn/ (Chỳ ý: C H Cl khụng tỏc dng NaOH un núng, phn ng choxy u khiK cúhy cỏc iu kin xỳc htỏc,t tnhit p sd: /v/ w w w f a c e b o o k c o m / D T h o a v n / ỏp w sut) https://w w.facebook.com/DoThuKhoa.vn/ t Phenol: +w NaOH Cb + .c Hc Oom OH 6H ONa 2o t tppss:C:/6/H/w www w .f faa m/ /DDooTThhuuKKhhooaa .vvnn/ / hh cc ee b oo oo kk h t t p s : / / w w w f a c e b o o k c o m // D huKhoa.vn/ Axit cacboxylic (-COOH): -COOH + NaOH +o HT o-COONa 2Oh u K h o a v n / h t t p s : / / w w w f a c e b o o k c m D o T h Este t t p(-COO-): s : / / wRCOOR w w +f NaOH a c e bt ooRCOONa k c o +mROH /DoThuKhoa.vn/ h t t p s : / / w w w f a c e b o o k c o m // D o T h u K h o a vv n // h Mui t t p ca s : amin: / / wRNH w w3Cl +f aNaOH c e b ooRNH k 2c+ o m D o T h u K h o a n NaCl + H2 O h Aminoaxit: t t p s : / H/ 2w w w f a c e b o o k c o m+/ HD2Oo T h u K h o a v n / NRCOOH + NaOH H2 NRCOONa h tt tt p s // // w ff a o o // D K h Mui p ca s :: aminoaxit: ww ww wHOOCRNH ac ce e3Clb b+o o2NaOH ok k c c om mNaOOCRNH Do oT Th h2 +u uNaCl Kh h+ o o2Ha a2O v n // h Mui t t p amoni s : / /ca w axit ww a RCOONH c e b o3o kNaOH c o m/ DRCOONa o T h +uRNH K h2 o+ Ha2O v n / hu fc: R+ vụ c: RNH HSO , (RNH HCO h Mui t t p amoni s : / /ca w axit ww f aRNH c e3NO b 3o, (RNH o k 3.)2cCOo3,m /D o T3, RNH h u3K h4o a v3)2nSO/4 h t t p s : / / w w f a c e b o o k c o m / D o T h u K h o a vv n // - Cu to ca cỏc chtwtrong dóy: h t t p s : / / w w w f a c e b o o k c o m / D o T h u K h o a n h t t p sGlucoz : / / w w w f aSaccaroz c e b o o k c o Isoamyl m / Daxetat o T h u K hPhenylamoni o a v n /clorua h t t p s : / / w w w f a c e b o o k c o m / D o T h u K h o C H O C H O CH COOCH CH CH(CH ) Ca H.v w w w f a 12 D 2o T h3u Kh 5NH tppss6: :/12/ /w cee22bb11ooookk .cc3oomm/ /D oa n3//Cl/ hht tPoli(vinyl w w f a c o T h u K h o a v n axetat) glyxylvalin Etilenglicol Triolein h t t p s : / / w w w f a c e b o o k c o m / D o T h u K h o a COO) vv n //3C3H5 ( CH[OOCCH3 ] CH ) Gly - Val C2 H4 (OH)2 (C17H33 h t t p s : / / w w w f a c e b o o k c o m / D o T h u K h o a n hhVy ttttcúpp5sscht ::////tha w w ww w w fffa accce eb bo oo okkk ccco om m///D Do oT Th hu uK Kh ho oa a vvvn n/// h t t p s : / / w w w a e b o o o m D o T h u K h o a n Cõu 13: Chn h tt tt cỏc p // // B w c b k c D T u oCHa v h- T ps sd:: kin wcaw ww wbi fftaa asuy ce e bo oo o ccao o Xm ml:// CH D 3o oCOOR Th h v u YK K1 h h a3COOH n // c cukto l: o h- Cỏc t t pcụng s :thc / / wcuwtowca fYatha c emón b ophn o kng: cYo+m / Do YT1 h u K h o a v n / O2 o o Mn men giaỏm C2 H5 OH (Y) + O2 CH3 COOH + H2 O ; 2CH3 CHO (Y) + O2 2CH3 COOH hht tt pt ps s: /: // w / DDooTThhuuKKhhooaa v vnn/ / / wwXwwtng w f afng ac cel:ebbo oo3COOC ok k c.2cHo5om Vy cú cht CH ; m CH3/COOCH=CH ; CH3 COOCH(OH)-CH3 v CH3 COOCH(Cl)-CH3 h Cõu t thp14: / s/ w ob oo k ocko m D o/ D T oh T uh K uh K oh ao van /v n / Chn tst :p : C /w / www fwa.cf e ab ce c o/ m A C2 H5 OH khụng tỏc dng c vi NaOH v HCl B C6H5 NH2 + HCl C6 H5 NH3 Cl HCl hH 2tNCH t p 2sCOOH ://w w w fClH a c3 NCH e b2COOH ook.com/DoThuKhoa.vn/ h t t pH 2sNCH : / /2COOH www f a c e b o o k c o mH 2/OD o T h u K h o a v n / NaOH H NCH 2COONa C D CH3 COOH + NaOH CH3 COONa + H2 O Cõu 15: Chn C - Cỏc phn ng xy ra: https://www.facebook.com/DoThuKhoa.vn/ to H NCH 2COOH NaOH H NCH 2COONa H O to H NCH 2COOH HCl ClH NCH 2COOH https://www facebook.com/DoThuKhoa.vn/ t o CH3 COOH + NaOH CH3 COONa + H2 O to CH 3COOCH NaOH CH 3COONa CH 3OH HCl,t o CH 3COOH CH 3OH CH 3COOCH H 2O Cõu 16: Chn C - T tm thuc loi t thiờn nhiờn - T axetat c iu ch t phn ng ca xenluloz vi anhirit axetic (xỳc tỏc H2SO4 c) https://www.facebook.com/DoThuKhoa.vn/ Gv : Lng Vn Huy - LTH Vinastudy.vn Dy bng tt c am mờ -Trang 128 Gv : Lng Vn Huy Thanh Trỡ HN - 0969141404 H 2SO ủaởc [C6H7O2(OH)3]n + 3n(CH3CO)2O [C6H7O2(OCOCH3)3]n + 3nCH3COOH Xenluloz anhirit axetic xenluloz triaxetat axit axetic - T capron Trựng hp caprolactam: https://www.facebook.com/DoThuKhoa.vn/ h tt tt p s :: // // w w w ff a c e b o o k c o m // D o T h u K h o a v n // h p s w w w a c e b o o k c o m D o T h u K h o a v n h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // https://www.facebook.com/DoThuKhoa.vn/ h t t p s : / / w w w fCaprolactam a c e b o o k c o m / D oNilon T hu6 (t K capron) hoa.vn/ h- T t t nitron: p s : /Trựng / w whpwacrilonitrin: facebook.com/DoThuKhoa.vn/ hh t tt ttpp ss : ::/ // //ww ww ww f ffaa cc ee bb oo oo kk cc oo mm / //DD oo TT hh uu KK hh oo aa vv nn / // h p s w w w a c e b o o k c o m D o T h u K h o a v n h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // h h tt tt p p ss :: // // w ww ww w ff a a cc e eb bo oo o kk cc o om m // D Do oT Th hu uK Kh ho oa a vv n n // Trựng hp buta-1,3-ien: h- Cao t t psusbuna: ://w ww.facebook.com/DoThuKhoa.vn/ h c T h v h tt tt p ps s :: // // w ww ww w ff a aButa-1,3-ien ce eb bo oo ok k c co om m // D Do oPolibutaien Th hu uK Khay ho ocaoa asu buna n // https://www.facebook.com/DoThuKhoa.vn/ metacrylat: h- Poli(metyl t t p s : /metacrylat): / w w w Trựng f a chpemetyl boo k.com/DoThuKhoa.vn/ h t t p s : / / w w w f a c e b o o kk cc o m // D o T h u K h o a vv n // h t t p s : / / w w w f a c e b o o o m D o T h u K h o a n https://www.facebook.com/DoThuKhoa.vn/ h hhtt tt pps ss:: :// // /w www www ww ff fa aac cce eeb bbo ooo ook kk c cco oom mm// /D DDo ooT TTh hhu uuK KKh hho ooa aa v vvn nn// / h tt tt p ss :: // // w w w ff a cc e b o o kk cc o m // D o T h u K h o a vv n // h p w w w a e b o o o m D o T h u K h o a n ng axit hh- T ttttNilon6,6: ppss::////w w w oooov kk.hexametyleniamin: //D w wtrựng w ffngng fa accce eb baipic ccco om m DooTThhuuK Khhooaa vvnn// h t t p s : / / w w w a e b o o k o m t /DoThuKhoa.vn/ nH OOC[CH (X ) nNH ( NH[CH NHCO[CH ]4 CO )n ]4 COOH [CHo ]6 NH (X ) ]6 u 2a h p w K v n / 2nH O haxittt ttaipic ps s :: // // w ww whexametyleniamin w ff a ac ce eb boo ok kpoli(hexametylen-aipamit) c co om m // D Do oT Th h u hay Kh ht o o a v n / nilon 6,6 h- tTt plapsan: s : / ng /ww w f a c e b o o k c o m / D o T h u K h o a v n / trựng ngng axit terephtalic v etylen glycol: o to n(p HOOCC H 4COOH) n(HOCH CH 2OH) ( OC C H CO OCH CH O ) n 2nH 2O hht tt pt psAxit // w eebbglicol ooook k c coomm/ D alapsan tụ s: /:terephtalic / wwwww f af ac cEtylen /PoliDo(etylen oTThterephtalat) huuKKhhay hoo a v vnn/ / Vy cú polime c iu ch bng phn ng trựng hp l t capron, t nitron, poli(metyl metacrylat), poli (vinyl clorua), cao su buna Cõu 17: Chn A - Cụng thc cu to ca X l: CH3 COONH4 (mui amoni) v HCOONH3 CH3 (mui ca amin vi axit cacboxylic) Cõu 18: Chn D h t thptst :p/ s/ w ob oo k ocko m D o/ D T oh T uh K uh K oh ao van /v n / : /w / www fwa.cf e ab ce c o/ m https://www.facebook.com/DoThuKhoa.vn/ h tA.t p : /2/+wCHw3COOH w f a ceCHb3o o k 3CH c o3 m / D o T h u K h o a v n / CHs COONH NH B 3CH3 NH2 + FeCl3 + 3H2 O 3CH3 NH3 Cl + Fe(OH)3 nõu C CH3 NH2 + HCl CH3 NH3 Cl D CH3 NH2 + NaOH: khụng phn ng Cõu 19: Chn B - iu kin xy n mũn in húa l: (3 iu kin bt buc) (1) Cú cỏc cp in cc khỏc v bn cht, cú th l kim loi kim loi, kim loi phi kim Kim loi hot ng mnh hn úng vai trũ cc õm v b n mũn (2) Cỏc cp in cc phi tip xỳc trc tip hoc giỏn tip vi thụng qua dõy dn (3) Cỏc in cc phi cựng tip xỳc vi mt dung dch cht in li - thớ nghim 1: Khụng tha iu kin (1) - thớ nghim 2: Tha mn - thớ nghim 3: Khụng tha iu kin (1) - thớ nghim 4: Khụng tha iu kin (1) Cõu 20: Chn C https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ Gv : Lng Vn Huy - LTH Vinastudy.vn Dy bng tt c am mờ -Trang 129 Gv : Lng Vn Huy Thanh Trỡ HN - 0969141404 H 2SO4 ặ c CH3COOC2H H 2O - Phng trỡnh phn ng: CH3COOH C2H5OH o h t t p s : / / w w w f0,2mol a c e b 0,25m o oolk c ot m / D o0,13mol ThuKhoa.vn/ n CH Hw w f a c e b o o k c o m / D o T h u K h o a v n / h tt p :: //COOC // w tt H s 100% a 65% h p s w w w f c e b o o k c o m // D o T h u K h o a v n // n CH COOH h t t p s : / / w w w f a c e b o o k c o m D o T h u K h o a v n hCõu t t 21: p sChn : / / Cw w w f a c e b o o k c o m / D o T h u K h o a v n / h- Trong t t p cụng s : /nghip: / w wglucoz w.fa cebook.com/DoThuKhoa.vn/ dựng gng, rut phớch (thay cho anehit vỡ anehit c) hCõu t t 22: p sChn : / / B www.facebook.com/DoThuKhoa.vn/ h- Cỏc t t pphn s :ng //w xyw ra:w f a c e b o o k c o m / D o T h u K h o a v n / tpp(d) / /www www faacce3)e2b+boAgoookk .ccoom m/ /DD3)o2o+TT huu hh t ttCu ss :+::/AgNO KK hh oo aa v)2v n / // Cu(NO Feh(d) Fe(NO +n Cu fCu(NO h t p s / / w w w f a c e b o o k c o m / D o T h u K h o a v n Vy dch cha Fe(NO ebook.com/DoThuKhoa.vn/ )2c h tt ttdung p s :: // // Yw w w ff a hCõu p s w w w a c ebook.com/DoThuKhoa.vn/ 23: Chn C h t t p s : / / w w w f a c o kk ccnht o // D K hoa vv n // vỡ vy l trimetylamin) v K mthsocht h- Trong t t p mựi s : /tanh / wcawcỏwl.hn f ahp ce ecỏcb bamin oo o(nhiu om m Do oT Th hu u a khỏc, nchớnh n (thnh phn cú cha CH3COOH) kh mựi ca cỏ trc nu hngi t t 24: ptasdựng : / /gim ww w.facebook.com/DoThuKhoa.vn/ Cõu Chn B h s w ffa c c m 6NaOH hA.ttFett p p2(SO s 4::)3// +// w w ww w a2Fe(OH) ce eb b3o onõuo ok k+ 3Na co o2SO m4 // D Do oT Th hu uK Kh ho oa a v n // hB.tFet p s 4:)3/ +/ Ag: w wkhụng w xy f arac(vỡe khụng b o otuõn k theo c oquy mtc / D).o T h u K h o a v n / 2(SO 3BaCl hC.tFet p2(SO s 4:)3/ +/ w w2w f a3BaSO c e 4btrng o o+ k2FeCl c3o m / D o T h u K h o a v n / h t t p s : / / w w w f a c e b o o k com/DoThuKhoa.vn/ D.t Fe Fe w 3FeSO 2(SO 4:)3/ + ebook.com/DoThuKhoa.vn/ h t p s / w w f a c hCõu t t 25: p sChn : / / D www.facebook.com/DoThuKhoa.vn/ h t t p s : / / w .ff fa e / DDo htTGKL bo om oT Th hu uK Kh ho oa a v n// / 8,w 633 5m/ /D h t tpp ssn:X:/ / /w w www w6,w675 aa0,c cc089 eeb bmol ooo ooMk kkX .c cc6,o o67 m o T h u K h o a v n 75 40 w 18 f a c e b o o k c0,o08m /DoThuKhoa.vn/ h t t p s : / / w w h tt tt 26: p ssChn :: // // A w w w ff a e o kk cc o m // D o h h a vv n hhCõu pptớnh w w w aacccgm: eeb bbtớnh ooo oodo, oodn m D ooT TTnhit hhu uuvK K hho okim aau nn//cỏc t t s : / / w w w f k c m / D K o v / e t Cỏc cht vt lớ chung bao tớnh in, dn ỏnh h t t p s : / / w w w f a c e b o o k c o m / D o T h u K h o a v n / kim loi nờn f a c e b o o k c o m / D o T h u K h o a v n / h tt tt p :: // //gõy w hCõu ps sChn ww ww w.facebook.com/DoThuKhoa.vn/ 27: A h- Monosaccarit: ttps://w w w fructoz f a c eisaccarit: b o o ksaccaroz, c o mmantoz / D o TPolisaccarit: huKho vxenluloz n/ glucoz, tinhabt, Cõu 28: Chn C Ti hht tt pt ps+ s: /: // w wwcatot f af ac ceebbooook k c coomm/ D hhooaa v vnn/ / / ww w / DooTThhuTi uKKanot Ag + e Ag H2O 4H+ + O2 + 4e 0,004 0,004 0,004 h t thpHt2sOt :p/+s/ w ww Hfw2a.c+f e b o- b oo k ocko m D o/ D T oh T uh K uh K oh ao van /v n / :2e/ w / w a2OH ce c o/ m - Ta cú ne trao đổi It 0,013mol > ne Ag nhng = 0,004 mol mAg 0,004.108 0,432(g) 96500 Cõu 29: Chn B A Axit glutamic HOOC(CH2)2CH(NH2)-COOH Cõu 30: Chn C h t t p s : / / w w w f a c eB bAxito stearic o k c o m C./ DAxito axetic T h u K hD.oAxit a aipic vn/ h t t p s : / / w w w f a c e b(Co17o co m / D o T h u K h o a v n / H35k COO) C H CH COOH HOOC(CH 3 )4 COOH - Cỏc tỏc nhõn kh nh H2 , CO ch kh c cỏc oxit baz ca cỏc kim loi ng sau nhụm trờn dóy in húa Vy cht rn thu c gm Cu, Fe, Al2 O3 , MgO Cõu 31: Chn B n - Khi cho 0,01 mol este tỏc dng vi 0,02 mol NaOH thỡ: NaOH Mt khỏc s mol mui ancol thu c neste bng s mol este Vy este cú dng l R(COO)2 R' https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ t0 R(COO)2 R' 2KOH R(COOK)2 R'(OH)2 0,015mol 0,0075mol 0,0075mol BTKL mR'(OH)2 meste 56nKOH mmuối khan 0,465(g) M R'(OH)2 0,465 62(C2H (OH)2 ) 0,0075 h t t p 1,665 s : / /w facebook.com/DoThuKhoa.vn/ 222w : Cw 4H (COOK) Este ú l: C4H8 (COO)2 C2H M muối 0,0075 Gv : Lng Vn Huy - LTH Vinastudy.vn Dy bng tt c am mờ -Trang 130 Gv : Lng Vn Huy Thanh Trỡ HN - 0969141404 Cõu 32: Chn D - Khi cho hn hp X tỏc dng vi NaOH va thỡ : h t t p s : / / w w w f a c e b o o k tc o m / D o T h u K h o a v n / (C w NH.3 f) 2a COc3 (A) 2NaOH Na 2C H 5K NHh 2H Ov n / H 5w 2CO (D) 2u 2 h tt tt p s :: // // w e b o o k c o m // D o T h o a h p s w w w f a c e b o o k c o m D o T h u K h o a vn/ t h t t p s : / / w w w a e b o o k c o m / D T u K h (COONH ) (B) 2NaOH (COONa) (E) h CH 2Ha2O v n / 3fCH 3c 2o NH o h- Xột t t p s : / /khớwZw w: f a c e b o o k c o m / D o T h u K h o a v n / ta cú h t t phnshp ://ww w.facebook.com/DoThuKhoa.vn/ n h E 0,5n CH NH 0, 06 mol n n 0, 08mol h tCt HpNHs : / /CHwNHw w0,.2 f a c e boon CkH.NHc o m /Do T uKhoa.vn/ h45n ttp s : / / w w w f a c e b o o k c o m / D o T h uKhoa.vn/ C H NH 31n CH NH 0, 2.18,3.2 n CH NH 0,12 mol m E 0, 06.134 8, 04(g) pssChn hh t tt ttp33: : ::/ // //wD.w ww ww f ffaa cc ee bb oo oo kk cc oo mm / //DD oo TT hh uu KK hh oo aa vv nn / // Cõu h p s w w w a c e b o o k c o m D o T h u K h o a v n - Hn hp kim loi gm Ag v Cu, gib so hn hp gm Mg v Zn tỏcT dngu va vi a dung dch cha mol h k h tt tt p ps s :: // // w ww ww w ff a a2nc cCue e bnAg oo o 2n k Mgc co om m // D Do oTh huK Kh ho o a v n // 2+ p s : / / w + ww.facebook.com/DoThuKhoa.vn/ h hCutt tt v p 2smol : / /Agw thỡ w:wnZn f a c e b 2o o k co1,7mol m / D(Khụng o T cú h ỏp u Kỏn).h o a v n / dch cha h- Chng t t p st :dung //w wsauwphn f ang ce b Mg o o2+,kZn.2+cvoCum2+./VỡDvy o TnZnhu1,7mol Khoa.vn/ Cõu Chn h tt tt 34: p s // //B.w w.facebook.com/DoThuKhoa.vn/ h- Cỏc pphn s ::ng ww w xy ra: w f a c e b o o k c o m / D o T h u K h o a v n / h t t p s : / / w w wHg f a c e b o o k c o m / D o T h1 u K xth o a v n / H O CH 3CHO(G) HCOOH(Y) h t(b)t pCs2 H:2 (Z) //w w w f a c e b o o k c o(a)mHCHO(X) / D o Th2 Ou2 K hoa.vn/ h t t p s : / / w w w f a c e b o o k c o m / D o T h u K h o a vv n // h t t p s : / / w f a c b o o k c o m / D o T h u K h o a n (c) HCOOH(Y) w C 2w H 2.(Z) eHCOOC (T) 2H h t t p s : / / w w w f a Hc e b o o k c o m / D o T h u K h o a v n / h w b ps ff fa ac co m// /D Do Hw w H O CHO (G) (T) hhtt(d)tt pHCOOC ss:: :// //2/w w www w a cce eeHCOOH(Y) bbo ooo ook kk .c cCH oo3m m D ooT TTh hhu uuK KKh hho ooa aa v vvn nn// / Vy %O (T) 44, 44 h tt tt p ss :: // // w w w ff a cc e b o o kk cc o m // D o T h u K h o a vv n // h p w w w a e b o o o m D o T h u K h o a n hhCõu tttt35: ppssChn ::////B w ffaacceebbooookk ccoom ww ww wl (a), m///D Do oT Th hu uK Kh ho oa a vvvn n/// - Cú nhn nh ỳng (b), (c) (e) h t t p : / / w w w f a c e b o o k c o m D o T h u K h o a n 4s h p :: // thy // w w ff a e o c // D T u h // c c phõn h(d)tt ttSai, ps sKhi ww w wtinh abtc c ch eb bthuo o c ok k glucoz co om mcũn Dkhio o thy Th h phõn uK K saccaroz ho oa a v vthỡn nthu hglucoz t t p sv:fructoz / / w w w f a c e b o o k c o m / D o T h u K h o a v n / 0 2 2 3 2 (g) Sai, Ch cú glucoz phn ng vi H2 (Ni t ) thu c sorbitol, saccaroz thỡ khụng tham gia phn ng hiro húa Cõu 36: Chn A - Vỡ dung dch hũa tan c CuO nờn dung dch sau in phõn cú cha H+ (tc l ti anot nc ó in phõn) Ta cú : nH 2nCuO 0,08mol hht tt pt ps s: /: // w / wwwww f af ac ceebbooook k c coomm/ D / DooTThhuuKKhhooaa v vnn/ / h t thptst :p/ s/ w ob oo k ocko m D o/ D T oh T uh K uh K oh ao van /v n / : /w / www fwa.cf e ab ce c o/ m 2+ Cu x mol + Ti catot 2e 2x mol Ti anot 2Cl Cl2 + 2e 2y mol y mol 2y mol H2O 4H+ + O2 + 4e 0,08 mol 0,02 mol 0,08 mol - Cu x mol https://www.facebook.com/DoThuKhoa.vn/ h t t p s : / / w w w fBT:e acebook.com/DoThuKhoa.vn/ 2n Xột hn hp khớ ta cú: Cu2 2nCl 4nO2 nCl n khí nO2 2x 2y 0,08 x 0,06mol y 0,02 y 0,02mol https://www.facebook.com/DoThuKhoa.vn/ m 160nCuSO4 58,5nNaCl 11,94(g) Cõu 37: Chn D nNO nN 2O 0,2 nNO 0,1mol - Xột hn hp khớ Z ta cú : 30nNO 44nN 2O 7,4 nN 2O 0,1mol nNO3 (trong muối) 3nNO 8nN 2O 9nNH 1,1 9x https://www.facebook.com/DoThuKhoa.vn/ - Ta cú: mmuối m kim loạ i 18nNH 62nNO3 122,3 25,3 18x 62(1,1 9x) x 0,05mol nHNO3 10nNH 4nNO 10nN 2O 1,9mol Cõu 38: Chn D h t t p s : / / w w w f a c e b o o98nkH.SOc 100 o m 147(g) /DoThuKhoa.vn/ - Ta cú: nH 2SO4 nH 0,15mol mddH 2SO4 C% Gv : Lng Vn Huy - LTH Vinastudy.vn Dy bng tt c am mờ -Trang 131 Gv : Lng Vn Huy Thanh Trỡ HN - 0969141404 BTKL mY mkim loại mddH2SO4 2nH2 151,9(g) https://www.facebook.com/DoThuKhoa.vn/ h tt tt p s :: // // w w w ff a c e b o o k c o m // D o T h u K h o a v n // h p s w w w a c e b o o k c o m D o T h u K h o a v n h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // https://www.facebook.com/DoThuKhoa.vn/ 5HCl O GlyHCl h- Khi t t pchosM: /tỏc / wdng w HCl w thỡ: f aGlyAla(Lys) c e b o o1,5k 0,8mol c o 2,5H m /2D ot T h u KhAlaHCl o a vLys(HCl) n/ h t t p s : / / w w w f a c e0,16mol book.com /DoThuKhoa.vn/ 0,4mol tBTKL tppss:m:/ muối / /wwwmwMww f faaHCl okk90,48(g) hh t cc ee bb oHo o cc oo mm / //DD oo TT hh uu KK hh oo aa vv nn / // 36,5n 18n Oo h t t p s : / / w w w f a c e b o k c o m D o T h u K h o a v n h tt tt 40: p :: // // A w c hCõu ps sChn ww ww wn ff a a c cn e eb bo oo ok k 0,16 co om m // D Do oT Th hu uK Kh ho oa a v n // h tt tt p :: // //mol w ff a oX o cc o m // D ok XT h4 u K h o a vv n // CO no 0,16 o h h- Khi ptss0,16 wXw wthỡw w: 0,5k aXccH1e eO b b o kk0,5k o m D T u K h o a n X h- Tng t t p st:khi/ /t wln w lt w 0,16 f amol c eYbvoZ othỡkta.c c okm oThuKhoa.vn/ kZD = Y =/ - Gi x l s ca hn hp E c Khi un núng 69,8 gam E vi NaOH va K thỡ h : oa.vn/ h tt tt p //mol // w ff a e b o o k c o m // D o T h u h ps sm:: muối w mw wE w w a c e b o o k c o m D o T h u K h oa.vn/ BTKL 18n k 101,04 40.4t https://www fHaO c40n e bNaOH oo c o 69,8 m /D o T18thutK 0,22 h omol a.vn/ cú: f a c e b o o k c o m / D o T h u K h o a v n / h+111n tXộtt phns hp :/139n /mui w wta w 0,76 t t p 111n nu h s : / / wValNa w w m fmuối a ce b oAlaNa o k 139n c oValNa m / 101,04 D o Th Kh oa.vn/ AlaNa AlaNa h e h t t p s : / / w w w f a c book.com/DoT uKhoa.vn/ 0,12 hntAlaNa t p s n:ValNa / / w 4n wEw f a c enbAlaNa o o nkValNa c o0,88 m / D o T hnuValNa Kh oa.vn/ h t t p s : / / w w w f a c e b o o k c o m / D o T h u K h tppssthy :/ /rng /www w f fa, a cepeptit ebboZootrong okk.E.clco(Ala) omm4/(0,16 /DDoo ThhuuKKhho oa a v n// / nw nValNa nờn mol) Z> h hTa tGitnhn : w c T o a v n x, y ln lt l s mol ca X v Y Theo ta cú X l (Val)a(Ala)4 a v b l (Val)b(Ala)4 b h t t p ss:: xa // //w w w ff a cc e b o o kk cc o m // D o T h u K h o a vv n // BT:Val ybw 0,12 h t t p w w a e b o o o m D o T h u K h o a n xa yb 0,12 hh tttBT:Ala w cceebbooookk ccoom h uxK aay =vv0,04 nn// 0,02 psss::://x(4 ////w ww w w b)fffa a m //0,76 /D Do oT K h ho ovà xT y h u h t t p w w a c e b k m D o T h u K h o a v n // a)w y(4 0,76 4xo 4y c xao yb o a,b h u a= h t t p s : / / w w w f a c e b o o k c o m / D o T o a v n b=1 K 4hvà 0,06 hxt t yps0,22 : //0,16 ww w f a c e b ox oy k 0,06 com/DoThuKhoa.vn/ h t t p s : / / w w w f a c e bo o k c o m / D o T h u K h o a v n / Cõu 39: Chn B - Nhn thy rng hn hp M cú dng GlyAla(Lys) x (CTPT ca M l C56x H1012x O3 x N 22x ) 16(3 x) 0,213018 x 1,5 - Theo ta cú: %mO 12(5 6x) 16(3 x) 10 12x 14(2 2x) 2 2 %mX 0,02.414 100% 11,86% 69,8 hht tt pt ps s: /: // w / wwwww f af ac ceebbooook k c coomm/ D / DooTThhuuKKhhooaa v vnn/ / S GD T TNH THI BèNH THPT CHUYấN THI BèNH THI TH LN THPT QUC GIA NM 2017 Mụn: KHOA HC T NHIấN HểA HC Thi gian lm bi: 50 phỳt, khụng k thi gian phỏt h t thptst :p/ s/ w ob oo k ocko m D o/ D T oh T uh K uh K oh ao van /v n / : /w / www fwa.cf e ab ce c o/ m ( thi cú 40 cõu / trang) hbit t tnguyờn p s : /t/khi ww wcỏc fnguyờn a c etb: o o k c o m / D o T h u K h o a v n / ca h tCho t p s : / / w w w f a c e book.com/DoThuKhoa.vn/ H =1; C = 12; N = 14; O = 16; Na = 23; Mg = 24; Al = 27; S =32; Cl = 35,5; K = 39; Ca = 40; Cr = 52; Fe = 56; Cu = 64; Zn = 65; Ag = 108; Ba=137 https://www.facebook.com/DoThuKhoa.vn/ Cõu 1: T tn mựn ca cha 60% xenlulozo iu ch ancol etylic 700 , hiu sut ca quỏ trỡnh l 70%, lng riờng ca ancol nguyờn cht l 0,8 g/ml Th tớch ancol 700 thu c l : A 208,688 lit B 298,125 lit C 452,893 lit D 425,926 lit Cõu 2: Hũa tan 30g glyxin 60g etanol, ri thờm t t 10 ml dung dch H2SO4 c ,sau ú un núng thi gian ngui, cho hn hp vo nc lnh, ri trung hũa bng NH3 d thu c mt sn phm hu c cú lng 33g Hiu sut ca phn ng l : A 75% B 80% C 85% D 60% Cõu 3: Thy phõn este C4H6O2 mụi trng kim thu c hn hp sn phm m cỏc cht sn phm u cú phn ng gng Cu to cú th cú ca este l : A HCOO-CH=CHCH3 B CH2=CH-COOCH3 C HCOO-CH2CH=CH2 D CH2COOCH=CH2 Cõu 4: Kim loi no s cỏc kim loi : Al , Fe , Ag, Cu cú tớnh kh mnh nht : A Fe B Ag C Al D Cu https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ Gv : Lng Vn Huy - LTH Vinastudy.vn Dy bng tt c am mờ -Trang 132 Gv : Lng Vn Huy Thanh Trỡ HN - 0969141404 Cõu 5: Lờn men nc qu nho thu c 100,0 lit ru vang 100 (bit hiu sut phn ng lờn men t 95,0% v ancol etylic nguyờn cht cú lng riờng l 0,8 g/ml) Gi s nc qu nho cú mt loi ng l glucozo Khi lng glucozo cú lng nc qu nho ó dựng l : A 19,565 kg B 16,476 kg C 15,652 kg D 20,595 kg Cõu 6: t chỏy hon ton m gam hp cht A (thuc dóy ng ng ca anilin) thu c 4,62g CO2 , a gam H2O v 168 cm3 N2 (dktc) Xỏc nh s cụng thc cu to tha A? A > B C D Cõu 7: X l mt hp cht cú CTPT C6H10O5 : to 2Y + H2O X + 2NaOH Y + HClloóng Z + NaCl Hóy cho bit 0,1 mol Z tỏc dng vi Na d thỡ thu c bao nhiờu mol H2 ? A 0,1 mol B 0,15 mol C 0,05 mol D 0,2 mol Cõu 8: Cho s chuyn húa: https://www.facebook.com/DoThuKhoa.vn/ h tt tt p s :: // // w w w ff a c e b o o k c o m // D o T h u K h o a v n // h p s w w w a c e b o o k c o m D o T h u K h o a v n h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ hh t tt ttpp ss : ::/ // //ww ww ww f ffaa cc ee bb oo oo kk cc oo mm / //DD oo TT hh uu KK hh oo aa vv nn / // h p s w w w a c e b o o k c o m D o T h u K h o a v n h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // h h tt tt p p ss :: // // w ww ww w ff a a cc e eb bo oo o kk cc o om m // D Do oT Th hu uK Kh ho oa a vv n n // hA t t pdd,NHNaOH s,:H/,tO/wBw wHNa.SOSOf ac Ce bCoH OH o H,kHOSO c,t om /DoThuKhoa.vn/ CH3-CH(NH3HSO4)-COOC2H5 h s c hA ttlA.tt:p pCH3-CH(NH2)-COONH4 s :: // // w ww ww w ff a ac ce eb bo oo oB.k kCH3-CH(CH3)-COONH4 co om m // D Do oT Th hu uK Kh ho oa a v n // https://www.facebook.com/DoThuKhoa.vn/ D CH3-CH(NH2)-COOH hCõutC.t9:pH2N-CH2-CH2-COOH s : / / w w w f a c e b o o k c oCho m0,1/ D u Kva h oa v n dch / cha Hp cht A cú cụng thc phõn t C4H6Cl2O2 molo AT tỏch dng vi dung h t t p s : / / w w w f a c e b o o k c o m / D o T h u K h o a v n // c X, 0,3t tmol NaOH, thu c dung dch hnbhp ú cú 2m cht huoc gm ancol etylic v cht hu h p s : / / w w w f a c e o o k c o / D T h u K h o a v n hcụtcn t pdung s : dch / / wsauwphn w ng f athuc c e b mogam o kcht crn om /D h mu lK: h o a v n / khan GiỏotrT ca h t t p s : / / w w w f a c e b o o k c o m / D o T pss: :/ / /wwwwB.ww23,1g k .ccoomm/ /DDoD oT21,3g Th hhtA.t tp9,60g f faacceebboooC.ok11,4g hhu uuK KKh hho ooa aa v vvn nn// / Cõu 10: Dung dch no lm xanh quỡ tớm : h ttA.tt p ss :: // // w w w ff a cc e b o o cc o m // D o T h u K h o a vv n // CH3CH(NH2)COOH B.k H2NCH2CH(NH2)COOH h p w w w a e b o o k o m D o T h u K h o a n hhttC.ttpp ss::////w ccoom ClH3NCH2COOH D.k ww ww w fffa accce eb bo oo o kHOOCCH2CH(NH2)COOH m///D Do oT Th hu uK Kh ho oa a vvvn n/// h t t p s : / / w w w a e b o o k c o m D o T h u K h o a n Cõu 11: s Amino axitw l nhng hpccht hu c cha cỏc nhúm : h c m // chc D h ttA.tt p pcacboxyl s :: // // vw whidroxyl ww w ff a ace eb bo oo oB.k khidroxyl co o v mamino Do oT Th hu uK Kh ho oa a v n // h tC.t pcacboxyl s : / / vwamino w w f a c e b o oD.kcacbonyl com /DoThuKhoa.vn/ v amino o 2 o 2 Cõu 12: Trong dóy chuyn húa H 2O H2 O2 Y X Y Z T Cht T l : C2H2 A CH3COOH B CH3COOC2H5 C CH3COOC2H3 D C2H5COOCH3 Cõu 13: Sp xp cỏc hp cht sau : metyl amin (I) ; dimetylamin(II) ; NH3(III) ; p-metylanilin (IV) ; anilin (V) theo trỡnh t tớnh bazo gim dn : A II > I > III > IV > V B IV > V > I > II > III C I > II > III > IV D III > IV > II > V > I Cõu 14: bo v v tu ngi ta thng dựng phng phỏp no sau õy : A Dựng hp kim khụng g B Dựng cht chng n mũn C M lp kim loi bn lờn v tu D Gn lỏ Zn lờn v tu Cõu 15: Xenlulozo trinitrat l cht d chỏy v n mnh c u ch t xenlulozo v HNO3 Mun iu ch 29,7 kg xenlulozo trinitrat (hiu sut 90%) thỡ thờ tớch HNO3 96% (d = 1,52g/ml) cn dựng l : A 1,439 lit B 15 lit C 24,39 lit D 14,39 lit Cõu 16: Tớnh cht bazo ca anilin yu hn NH3 th hin phn ng no : A anilin tỏc dng c vi axit B anilin d to kt ta vi dung dch FeCl3 C anilin tỏc dng d dng vi nc Brom D anilin khụng lm i mu quỡ tớm Cõu 17: Nhn nh no di õy khụng ỳng v glucozo v fructozo : A Glucozo v Fructozo u tỏc dng c vi hidro to poliancol B Glucozo v Fructozo u tỏc dng c vi Cu(OH)2 to dung dch phc ng mu xanh lam C Glucozo cú phn ng bc vỡ nú cú tớnh cht ca nhúm CHO D Khỏc vi glucozo, fructozo khụng cú phn ng bc vỡ dng mch h no khụng cú nhúm CHO Cõu 18: Cho khớ CO i qua ng cha 0,04 mol X gm FeO v Fe2O3 t núng, ta nhn c 4,784g cht rn Y (gm cht), khớ i ng dn qua dung dch Ba(OH)2 d thỡ thu c 9,062g kt ta Phn trm lng FeO hn hp X l : hht tt pt ps s: /: // w / wwwww f af ac ceebbooook k c coomm/ D / DooTThhuuKKhhooaa v vnn/ / h t thptst :p/ s/ w ob oo k ocko m D o/ D T oh T uh K uh K oh ao van /v n / : /w / www fwa.cf e ab ce c o/ m https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ Gv : Lng Vn Huy - LTH Vinastudy.vn Dy bng tt c am mờ -Trang 133 Gv : Lng Vn Huy Thanh Trỡ HN - 0969141404 A 24,42% B 25,15% C 32,55% D 13,04% Cõu 19: Cho 1,22g mt este E phn ng va vi 0,02 mol KOH, cụ cn dung dch thu c 2,16g hn hp mui F t chỏy hon ton mui ny thu c 2,64g CO2 ; 0,54g H2O v a gam K2CO3 ME < 140 vC Trong F phi cha mui no sau õy? A CH3C6H4-OK B C2H5COOK C CH3COOK D HCOOK Cõu 20: Trng thỏi v tớnh tan ca cỏc amino axit l : A Cht lng d tan nc B Cht rn d tan nc C Cht rn khụng tan nc D Cht lng khụng tan nc Cõu 21: Cho cỏc cp cht: (1) CH3COOH v C2H5CHO ; (2) C6H5OH v CH3COOH ; (3) C6H5OH v (CH3CO)2O ; (4) CH3COOH v C2H5OH ; (5) CH3COOH v CHCH ; (6) C6H5COOH v C2H5OH Nhng cp cht no tham gia phn ng to thnh este iu kin thớch hp? A (3),(4),(6) B (1),(2),(3),(4),(5) C (3),(4),(5),(6) D (2),(3),(4),(5),(6) Cõu 22: un núng 0,4 mol hn hp E gm dipeptit X, tripeptit Y v tetrapeptit Z u mch h bng lng va dung dch NaOH, thu c dung dch cha 0,5 mol mui ca glyxin v 0,4 mol mui ca alanin v 0,2 mol mui ca valin Mt khỏc t chỏy m gam E O2 va ddurr thu c hn hp O2, H2O v N2, ú tng lng ca CO2 v nc l 78,28g Giỏ tr ca m gn nht vi giỏ tr no : A 40 B 50 C 35 D 45 Cõu 23: Mun tng hp 120 kg metylmetacrylat, hiu sut quỏ trỡnh este húa v trựng hp ln lt l 60% v 80%, lng axit v ancol cn dựng ln lt l : A 170 kg v 80 kg B 65 kg v 40 kg C 171 kg v 82 kg D 215 kg v 80 kg Cõu 24: ng dng no sau õy ca amino axit l khụng ỳng : A Axit glutamic l thuc b thn kinh B Mui inatri glutamat dựng lm gia v thc n (gi l mỡ chớnh hay bt ngt) C Amino axit thiờn nhiờn (hu ht l a-amino axit) l c s kin to nờn cỏc loi protein ca c th sng D Cỏc amino axit cú nhúm NH2 v trớ s tr lờn l nguyờn liu sn xut t nilon Cõu 25: Nung hn hp bt gm 15,2g Cr2O3 v m gam Al nhit cao Sau phn ng hon ton thu c 23,3g hn hp rn X Cho ton b hn hp X phn ng vi axit HCl d thy thoỏt V lit khớ H2(dktc) Giỏ tr ca V l : A 10,08 B 4,48 C 7,84 D 3,36 Cõu 26: c im ca n mũn in húa l : A Khụng phỏt sinh dũng in B Cú phỏt sinh dũng in C Tc n mũn ph thuc vo nhit D Tc n mũn khụng ph thuc vo nhit Cõu 27: Cú cỏc nhn nh sau : Cht bộo l trieste ca glixerol vi cỏc axit monocacboxylic cú mch C di khụng phõn nhỏnh Lipit gm cỏc cht bộo ,sỏp, steroid, photpholipit, Cht bộo l cht lng Cht bộo cha cỏc gc axit khụng no thng l cht lng nhit thng v c gi l du Phn ng thy phõn cht bộo mụi trng kim l phn ng thun nghch Cht bộo l thnh phn chớnh ca du m ng vt, thc vt S nhn nh ỳng : A B C D Cõu 28: Phõn bit dung dch : H2N-CH2-COOH, CH3COOH v C2H5NH2 ch dựng mt thuc th l : A dung dch HCl B dung dch NaOH C Natri kim loi D Quỡ tớm Cõu 29: Hn hp A gm kim loi Fe Cu Cú th dựng dung dch no sau õy thu c Cu kim loi? A Dung dch Cu(NO3)2 d B Dung dch MgSO4 d C Dung dch Fe(NO3)2 d D Dung dch FeCl3 d Cõu 30: un núng 20g mt loi cht bộo trung tớnh vi dung dch cha 0,25 mol NaOH, trung hũa NaOH d cn 0,18 mol HCl Khi lng x phũng 72% sinh t tn cht bộo trờn l : A 1434,26 kg B 1703,33 kg C 1032,67 kg D 1344,26 kg https://www.facebook.com/DoThuKhoa.vn/ h tt tt p s :: // // w w w ff a c e b o o k c o m // D o T h u K h o a v n // h p s w w w a c e b o o k c o m D o T h u K h o a v n h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ hh t tt ttpp ss : ::/ // //ww ww ww f ffaa cc ee bb oo oo kk cc oo mm / //DD oo TT hh uu KK hh oo aa vv nn / // h p s w w w a c e b o o k c o m D o T h u K h o a v n h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // h h tt tt p p ss :: // // w ww ww w ff a a cc e eb bo oo o kk cc o om m // D Do oT Th hu uK Kh ho oa a vv n n // https://www.facebook.com/DoThuKhoa.vn/ h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ h tt tt p ss :: // // w w w ff a cc e b o o kk cc o m // D o T h u K h o a vv n // h p w w w a e b o o o m D o T h u K h o a n https://www.facebook.com/DoThuKhoa.vn/ h hhtt tt pps ss:: :// // /w www www ww ff fa aac cce eeb bbo ooo ook kk c cco oom mm// /D DDo ooT TTh hhu uuK KKh hho ooa aa v vvn nn// / h tt tt p ss :: // // w w w ff a cc e b o o kk cc o m // D o T h u K h o a vv n // h p w w w a e b o o o m D o T h u K h o a n hhttttppss::////w ww ww w fffa accce eb bo oo okkk ccco om m///D Do oT Th hu uK Kh ho oa a vvvn n/// h t t p s : / / w w w a e b o o o m D o T h u K h o a n h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // https://www.facebook.com/DoThuKhoa.vn/ hht tt pt ps s: /: // w / wwwww f af ac ceebbooook k c coomm/ D / DooTThhuuKKhhooaa v vnn/ / h t thptst :p/ s/ w ob oo k ocko m D o/ D T oh T uh K uh K oh ao van /v n / : /w / www fwa.cf e ab ce c o/ m https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ Gv : Lng Vn Huy - LTH Vinastudy.vn Dy bng tt c am mờ -Trang 134 Gv : Lng Vn Huy Thanh Trỡ HN - 0969141404 Cõu 31: Ly 14,3g hn hp X gm Mg, Al, Zn em t núng oxi d, sau phn ng xy hon ton thỡ nhn c 22,3g hn hp Y gm oxit Tớnh th tớch dung dch HCl 2M ti thiu cn dựng hũa tan hn hp Y A 400 ml B 600 ml C 500 ml D 750 ml Cõu 32: Cho cỏc cht : etyl axetat, etanol, axit acrylic, phenol, phenylamoni clorua, phenyl axetat Trong cỏc cht ny, s cht tỏc dng c vi dung dch NaOH l : A B C D Cõu 33: Cú nhng cp kim loi sau õy tip xỳc vi nhau, xy s n mũn in húa thỡ cp no st khụng b n mũn : A Fe-Sn B Fe-Zn C Fe-Cu D Fe-Pb Cõu 34: Trong s cỏc loi t sau : t tm, t visco, t nilon-6,6 , t axetat, t capron, t enang, nhng loi t no thuc loi t nhõn to : A T nilon-6,6 v t capron B T visco v t nilon-6,6 C T visco v t axetat D T tm v t enang Cõu 35: phõn bit du bụi trn mỏy vi du thc vt, ngi ta : A t chỏy ri nh lng oxi tng cht B Cho Cu(OH)2 vo tng cht C Hũa tan benzen D un núng vi KOH d, ri cho thờm dung dch CuSO4 vo Cõu 36: Tớnh cht no sau õy khụng phi l tớnh cht c trng ca kim loi : A Tỏc dng vi dung dch mui B Tỏc dng vi bazo C Tỏc dng vi phi kim D Tỏc dng vi axit Cõu 37: Cho 5,6g hn hp X gm Mg, MgO cú t l mol tng ng l : tan va dung dch hn hp cha HCl v KNO3 Sau phn ng thu c 0,224 lit khớ N2O (dktc) v dung dch Y ch cha mui clorua Bit cỏc phn ng hon ton Cụ cn dung dch Y cn thn thu c m gam mui Giỏ tr ca m l : A 20,51g B 23,24g C 24,17g D 18,25g Cõu 38: Nhn nh no sau õy l ỳng nht : A Phõn t polime nhiu n v mt xớch to thnh B Xenlulozo cú th b polime c un núng C Monome v mt xớch polime cú cu to ging D Cao su lu húa l sn phm lu húa cao su thiờn nhiờn Cõu 39: Quỏ trỡnh thy phõn tinh bt bng enzim khụng xut hin cht no sau õy : A Saccarozo B Dextrin C Mantozo D Glucozo Cõu 40: Hp cht X (cha C, H, O, N) cú cụng thc phõn t trựng vi cụng thc n gin nht, va tỏc dng vi axit va tỏc dng vi kim Trong X, % lng ca nguyờn t C, H, N ln lt l 40,449% ; 7,865% ; 15,73% Khi cho 4,45g X phn ng hon ton vi NaOH (un núng) c 4,85g mui khan Nhn nh no v X sau õy khụng ỳng : A X va tỏc dng vi dung dch HCl, va tỏc dng vi dung dch NaOH B Phõn t X cha nhúm este C X d tan nc hn Alanin D X l hp cht no, chc https://www.facebook.com/DoThuKhoa.vn/ h tt tt p s :: // // w w w ff a c e b o o k c o m // D o T h u K h o a v n // h p s w w w a c e b o o k c o m D o T h u K h o a v n h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ hh t tt ttpp ss : ::/ // //ww ww ww f ffaa cc ee bb oo oo kk cc oo mm / //DD oo TT hh uu KK hh oo aa vv nn / // h p s w w w a c e b o o k c o m D o T h u K h o a v n h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // h h tt tt p p ss :: // // w ww ww w ff a a cc e eb bo oo o kk cc o om m // D Do oT Th hu uK Kh ho oa a vv n n // https://www.facebook.com/DoThuKhoa.vn/ h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ h tt tt p ss :: // // w w w ff a cc e b o o kk cc o m // D o T h u K h o a vv n // h p w w w a e b o o o m D o T h u K h o a n https://www.facebook.com/DoThuKhoa.vn/ h hhtt tt pps ss:: :// // /w www www ww ff fa aac cce eeb bbo ooo ook kk c cco oom mm// /D DDo ooT TTh hhu uuK KKh hho ooa aa v vvn nn// / h tt tt p ss :: // // w w w ff a cc e b o o kk cc o m // D o T h u K h o a vv n // h p w w w a e b o o o m D o T h u K h o a n hhttttppss::////w ww ww w fffa accce eb bo oo okkk ccco om m///D Do oT Th hu uK Kh ho oa a vvvn n/// h t t p s : / / w w w a e b o o o m D o T h u K h o a n h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // https://www.facebook.com/DoThuKhoa.vn/ hht tt pt ps s: /: // w / wwwww f af ac ceebbooook k c coomm/ D / DooTThhuuKKhhooaa v vnn/ / h t thptst :p/ s/ w ob oo k ocko m D o/ D T oh T uh K uh K oh ao van /v n / : /w / www fwa.cf e ab ce c o/ m https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ P N 1.D 2.B 3.A 11.C 12.B 13.A 21.C 22.C 23.D 31.C 32.B 33.B https://www.facebook.com/DoThuKhoa.vn/ Gv : Lng Vn Huy - LTH Vinastudy.vn Dy bng tt c am mờ -Trang 135 4.C 5.B 6.B 7.A 8.A 9.D 10.B Gv : Lng Vn Huy Thanh Trỡ HN - 0969141404 14.D 24.B 15.D 25.C 16.D 26.B 17.D 27.D 18.D 28.D 19.D 29.A 20.B 30.A 34.A 35.D 36.B 37.A 38.D 39.A 40.C https://www.facebook.com/DoThuKhoa.vn/ h tt tt p s :: // // w w w ff a c e b o o k c o m // D o T h u K h o a v n // h p s w w w a c e b o o k c o m D o T h u K h o a v n h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ pss: CHI :/ / /wTIT wwwww .f faacceebbooookk .ccoomm/ /DDooTThhuuKKhhooaa .vvnn/ / hh t tt ttpGII LI h p s : / / w w w ff a c e b o o k c o m // D o T h u K h o a v n // h t t p s : / / w w w a c e b o o k c o m D o T h u K h o a v n hCõut t1:pTs 1: tn //w wcawcha f a60% c exenlulozo b o oiu k cchoancol m /etylic D o700 Th uK h o aquỏ trỡnh v n l/ 70%, mựnw , hiu suthca h t t p s : / / w w f a c e b o o k c o m / D o T h u K o a hkhi t t lng p s :riờng / / wcawancol w nguyờn f a c cht e blo0,8og/ml k cTho tớch m /ancol D o700Tthu h uc K lh:o a vv n n // hỏp tA.tỏnp208,688 s : / /litw wB.w298,125 f a clite b o oC.k452,893 c o litm / D oD.T425,926 h u Klith o a v n / :D h tt tt p s :: //://Tớnh w w w cht ff a c e b o o k c o m // D o T h u K h o a v n // phỏp lng theo hiu sut phn ng hPhng p s w w w a c e b o o k c o m D o T h u K h o a v n hQuỏ t ttrỡnh p s: :C6H10O5 / / w w->wC6H12O6 f a c e-> b2C2H5OH o o k +c2CO2 om/DoThuKhoa.vn/ ,mC6H10O5 = 1000.60% = 600 kg => nC6H10O5 = 100/27 kmol h=>t nC2H5OH t p s : / /=w w w f a=c5,185 e bkmol ook.com/DoThuKhoa.vn/ 2.70%.100/27 h t t p s : / / w w w f a c e b o o kk cc o m // D o T h u K h o a vv n // h t p s : / / w w f a e b o o o m D o T h u K h o a n =>t VC2H5OH =w5,185.46/0,8 =c 298,15 lit h=>t Vdd t p sru : /=/ 298,15.100/70 w w w f a= 425,926 c e b olit o k c o m / D o T h u K h o a v n / h t t p s : / / w w w f a c b / /D o h // / núng ht t2:tpp :/ /30g /www www.trong f faa60g k c uK oaa v Hũa glyxin etanol, 10/ ml dch ca,sau un hCõu ss:tan cce ee bbo ooo oriok kthờm ccto ootm mm DDdung ooT TT hhu uH2SO4 KKh hho o vú nn thi gian ngui, cho hn hp vo nc lnh, ri trung hũa bng NH3 d thu c mt sn phm hu c h t tt p ss :: // //33g w w w ffca a ccphn e b o ok.com/DoThuKhoa.vn/ cútkhi lng Hiu sut ng lo: k c o m / D o T h u K h o a v n / h p w w w a e b o hhttA.ttpp ss::////w ffaacceebboooo ccoom hhuuK 75% C.k ww wB.w w80% k85% m///D Do oD.T T60% Kh ho oa a vvvn n/// h t t p s : / / w w w f a c e b o o k c o m D o T h u K h o a n ỏp : B: / / w w w f a c e b o o k c o m / D o T h u K h o a v n / h tt ttỏnp hPhng ps sphỏp : /:/Tớnh ww wsut f ca a cphn e bng o :otớnh k theo c ocht mtham / Dgia o thiu ThuKhoa.vn/ hiu hH2NCH2COOH t t p s : / / w+ C2H5OH w w f->aH2NCH2COOC2H5 c e b o o k c +oH2O m/DoThuKhoa.vn/ Mol 0,4 1,3 0,32 mol => Tớnh hiu sut theo Glyxin => H% = 0,32/0,4 = 80% Cõu 3: Thy phõn este C4H6O2 mụi trng kim thu c hn hp sn phm m cỏc cht sn phm u cú phn ng gng Cu to cú th cú ca este l : A HCOO-CH=CHCH3 B CH2=CH-COOCH3 C HCOO-CH2CH=CH2 D CH2COOCH=CH2 ỏp ỏn : A Thy phõn este m hn hp sn phm cú cỏc cht u cú phn ng gng => Ch cú th l HCOO-CH=CHCH3 to : HCOONa v CH3CH2CHO Cõu 4: Kim loi no s cỏc kim loi : Al , Fe , Ag, Cu cú tớnh kh mnh nht : A Fe B Ag C Al D Cu ỏp ỏn : C Da vo dóy in húa : T trỏi sang phi thỡ tớnh kh gim dn Cõu 5: Lờn men nc qu nho thu c 100,0 lit ru vang 100 (bit hiu sut phn ng lờn men t 95,0% v ancol etylic nguyờn cht cú lng riờng l 0,8 g/ml) Gi s nc qu nho cú mt loi ng l glucozo Khi lng glucozo cú lng nc qu nho ó dựng l : A 19,565 kg B 16,476 kg C 15,652 kg D 20,595 kg ỏp ỏn : B Phng phỏp : tớnh lng cht theo hiu sut Phn ng : C6H12O6 + H2O -> 2C2H5OH + 2CO2 Cú : nC2H5OH = 100.10%.0,8/46 = 0,174 kmol => Theo phn ng : nC6H12O6 = 0,174.0,5.100/95 = 0,0915 kmol => mglucozo = 16,476 kg Cõu 6: t chỏy hon ton m gam hp cht A (thuc dóy ng ng ca anilin) thu c 4,62g CO2 , a gam H2O v 168 cm3 N2 (dktc) Xỏc nh s cụng thc cu to tha A? A > B C D hht tt pt ps s: /: // w / wwwww f af ac ceebbooook k c coomm/ D / DooTThhuuKKhhooaa v vnn/ / h t thptst :p/ s/ w ob oo k ocko m D o/ D T oh T uh K uh K oh ao van /v n / : /w / www fwa.cf e ab ce c o/ m https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ Gv : Lng Vn Huy - LTH Vinastudy.vn Dy bng tt c am mờ -Trang 136 Gv : Lng Vn Huy Thanh Trỡ HN - 0969141404 ỏp ỏn : B A thuc dóy ng ng ca anilin => A cú CTTQ : CnH2n-7NH2 Cú : nN2 = 0,0075 mol ; nCO2 = 0,105 mol => nC : nN = : Vỡ A ch cú nguyờn t N nờn A cú 7C (n = 7) => A l C7H7NH2 Cỏc CTCT tha : C6H5CH2NH2 ; o,m,p-CH3-C6H4NH2 Vy cú CTCT tha Cõu 7: X l mt hp cht cú CTPT C6H10O5 : to 2Y + H2O X + 2NaOH Y + HClloóng Z + NaCl Hóy cho bit 0,1 mol Z tỏc dng vi Na d thỡ thu c bao nhiờu mol H2 ? A 0,1 mol B 0,15 mol C 0,05 mol D 0,2 mol ỏp ỏn : A X l : HO-C2H4-CO-O-CO-C2H4-OH Y l : HO-C2H4-COONa Z l : HO-C2H4-COOH HO-C2H4-COOH + 2Na -> NaO-C2H4-COONa + H2 => nH2 = nZ = 0,1 mol Cõu 8: Cho s chuyn húa: https://www.facebook.com/DoThuKhoa.vn/ h tt tt p s :: // // w w w ff a c e b o o k c o m // D o T h u K h o a v n // h p s w w w a c e b o o k c o m D o T h u K h o a v n h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ hh t tt ttpp ss : ::/ // //ww ww ww f ffaa cc ee bb oo oo kk cc oo mm / //DD oo TT hh uu KK hh oo aa vv nn / // h p s w w w a c e b o o k c o m D o T h u K h o a v n h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // h h tt tt p p ss :: // // w ww ww w ff a a cc e eb bo oo o kk cc o om m // D Do oT Th hu uK Kh ho oa a vv n n // https://www.facebook.com/DoThuKhoa.vn/ h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ h tt tt p ss :: // // w w w ff a cc e b o o kk cc o m // D o T h u K h o a vv n // h p w w w a e b o o o m D o T h u K h o a n h t t pdd, NaOH s : /,t /w w wH SOf ac e bCoH OH o ,kH SO c,t om/DoThuKhoa.vn/ h t t p s : / / w w w f a c e b o o k c Na SO pss,:H:/O/ /wwBwwww m// /D CH3-CH(NH3HSO4)-COOC2H5 hAht t NH f faaccCeebbooooHkOk .cco oom m DDo ooT TTh hhu uuK KKh hho ooa aa v vvn nn// / A l : h ttA.tt p ss :: // // w w w ff a cc e b o o cc o m // D o T h u K h o a vv n // CH3-CH(NH2)-COONH4 B.k CH3-CH(CH3)-COONH4 h p w w w a e b o o k o m D o T h u K h o a n hhttC.ttpp ss::////w ccoom H2N-CH2-CH2-COOH D.k ww ww w fffa accce eb bo oo o kCH3-CH(NH2)-COOH m///D Do oT Th hu uK Kh ho oa a vvvn n/// h t t p s : / / w w w a e b o o k c o m D o T h u K h o a n ỏptỏn : A: / / w w w f a c e b o o k c o m / D o T h u K h o a v n / h hA tt: CH3-CH(NH2)-COONH4 ps s://www.facebook.com/DoThuKhoa.vn/ hB t: CH3-CH(NH2)-COONa tps://www.facebook.com/DoThuKhoa.vn/ o 2 o 2 C : CH3-CH(NH3HSO4)-COOH Cõu 9: Hp cht A cú cụng thc phõn t C4H6Cl2O2 Cho 0,1 mol A tỏc dng va vi dung dch cha 0,3 mol NaOH, thu c dung dch hn hp ú cú cht hu c gm ancol etylic v cht hu c X, cụ cn dung dch sau phn ng thu c m gam cht rn khan Giỏ tr ca m l : A 9,60g B 23,1g C 11,4g D 21,3g ỏp ỏn : D A + NaOH t l mol : v to cht hu c ú cú ancol etylic => A l : Cl2CHCOOC2H5 Cl2CHCOOC2H5 + 3NaOH -> OHC-COONa + 2NaCl + C2H5OH + H2O => Cht rn gm : 0,1 mol OHC-COONa ; 0,2 mol NaCl => m = 21,3g Cõu 10: Dung dch no lm xanh quỡ tớm : A CH3CH(NH2)COOH B H2NCH2CH(NH2)COOH C ClH3NCH2COOH D HOOCCH2CH(NH2)COOH ỏp ỏn : B Cỏc cht cú s nhúm NH2 > s nhúm COOH thỡ l quỡ tớm húa xanh Cõu 11: Amino axit l nhng hp cht hu c cha cỏc nhúm chc : A cacboxyl v hidroxyl B hidroxyl v amino C cacboxyl v amino D cacbonyl v amino ỏp ỏn : C Cõu 12: Trong dóy chuyn húa H 2O H2 O2 Y X Y Z T Cht T l : C2H2 A CH3COOH B CH3COOC2H5 C CH3COOC2H3 D C2H5COOCH3 ỏp ỏn : B S phự hp : C2H2 CH3CHO C2H5OH CH3COOH CH3COOC2H5(T) hht tt pt ps s: /: // w / wwwww f af ac ceebbooook k c coomm/ D / DooTThhuuKKhhooaa v vnn/ / h t thptst :p/ s/ w ob oo k ocko m D o/ D T oh T uh K uh K oh ao van /v n / : /w / www fwa.cf e ab ce c o/ m https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ Gv : Lng Vn Huy - LTH Vinastudy.vn Dy bng tt c am mờ -Trang 137 Gv : Lng Vn Huy Thanh Trỡ HN - 0969141404 Cõu 13: Sp xp cỏc hp cht sau : metyl amin (I) ; dimetylamin(II) ; NH3(III) ; p-metylanilin (IV) ; anilin (V) theo trỡnh t tớnh bazo gim dn : A II > I > III > IV > V B IV > V > I > II > III C I > II > III > IV D III > IV > II > V > I ỏp ỏn : A Cỏc nhúm R no ớnh vo N thỡ lm tng lc bazo Cỏc nhúm R khụng no lm gim lc bazo Cng nhiu R cựng nhúm ớnh vo N thỡ hiu ng cng tng Cõu 14: bo v v tu ngi ta thng dựng phng phỏp no sau õy : A Dựng hp kim khụng g B Dựng cht chng n mũn C M lp kim loi bn lờn v tu D Gn lỏ Zn lờn v tu ỏp ỏn : D Khi gn lỏ km lờn v tu(Fe) thỡ to pin in vi cc (-) l Zn => ú Zn b oxi húa ch khụng phi l Fe => bo v c tu thi gian di, chi phớ tit kim Cõu 15: Xenlulozo trinitrat l cht d chỏy v n mnh c u ch t xenlulozo v HNO3 Mun iu ch 29,7 kg xenlulozo trinitrat (hiu sut 90%) thỡ thờ tớch HNO3 96% (d = 1,52g/ml) cn dựng l : A 1,439 lit B 15 lit C 24,39 lit D 14,39 lit ỏp ỏn : D Phng phỏp : Tớnh lng cht t hiu sut phn ng [C6H7O2(OH)3]n + 3nHNO3 -> [C6H7O2(ONO2)3]n + 3nH2O ,nxenlulozo trinitrat = 0,1/n (kmol) => nHNO3 = 3n 0,1/n 100/90 = 1/3 kmol => VHNO3 dd = 14,39 lit Cõu 16: Tớnh cht bazo ca anilin yu hn NH3 th hin phn ng no : A anilin tỏc dng c vi axit B anilin d to kt ta vi dung dch FeCl3 C anilin tỏc dng d dng vi nc Brom D anilin khụng lm i mu quỡ tớm ỏp ỏn : D Cõu 17: Nhn nh no di õy khụng ỳng v glucozo v fructozo : A Glucozo v Fructozo u tỏc dng c vi hidro to poliancol B Glucozo v Fructozo u tỏc dng c vi Cu(OH)2 to dung dch phc ng mu xanh lam C Glucozo cú phn ng bc vỡ nú cú tớnh cht ca nhúm CHO D Khỏc vi glucozo, fructozo khụng cú phn ng bc vỡ dng mch h no khụng cú nhúm CHO ỏp ỏn : D D sai vỡ Fructozo mụi trng kim chuyn thnh Glucozo nờn cú phn ng bc Cõu 18: Cho khớ CO i qua ng cha 0,04 mol X gm FeO v Fe2O3 t núng, ta nhn c 4,784g cht rn Y (gm cht), khớ i ng dn qua dung dch Ba(OH)2 d thỡ thu c 9,062g kt ta Phn trm lng FeO hn hp X l : A 24,42% B 25,15% C 32,55% D 13,04% ỏp ỏn : D Phng phỏp : Bo ton lng Quỏ trỡnh : X(FeO,Fe2O3) -> Y(Fe,FeO,Fe2O3,Fe3O4) => nCO2 = nBaCO3 = 0,046 mol = nO(p) Bo ton lng : mX = mY + mO(p) = 5,52g = 72nFeO + 160nFe2O3 V : nX = nFeO + nFe2O3 = 0,04 mol => nFeO = 0,01 ; nFe2O3 = 0,03 mol => %mFeO = 13,04% Cõu 19: Cho 1,22g mt este E phn ng va vi 0,02 mol KOH, cụ cn dung dch thu c 2,16g hn hp mui F t chỏy hon ton mui ny thu c 2,64g CO2 ; 0,54g H2O v a gam K2CO3 ME < 140 vC Trong F phi cha mui no sau õy? A CH3C6H4-OK B C2H5COOK C CH3COOK D HCOOK ỏp ỏn : D Vỡ : mE + mKOH = 2,34g > mF => cú to H2O sau phn ng vi KOH => nH2O = 0,01 mol https://www.facebook.com/DoThuKhoa.vn/ h tt tt p s :: // // w w w ff a c e b o o k c o m // D o T h u K h o a v n // h p s w w w a c e b o o k c o m D o T h u K h o a v n h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ hh t tt ttpp ss : ::/ // //ww ww ww f ffaa cc ee bb oo oo kk cc oo mm / //DD oo TT hh uu KK hh oo aa vv nn / // h p s w w w a c e b o o k c o m D o T h u K h o a v n h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // h h tt tt p p ss :: // // w ww ww w ff a a cc e eb bo oo o kk cc o om m // D Do oT Th hu uK Kh ho oa a vv n n // https://www.facebook.com/DoThuKhoa.vn/ h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ h tt tt p ss :: // // w w w ff a cc e b o o kk cc o m // D o T h u K h o a vv n // h p w w w a e b o o o m D o T h u K h o a n https://www.facebook.com/DoThuKhoa.vn/ h hhtt tt pps ss:: :// // /w www www ww ff fa aac cce eeb bbo ooo ook kk c cco oom mm// /D DDo ooT TTh hhu uuK KKh hho ooa aa v vvn nn// / h tt tt p ss :: // // w w w ff a cc e b o o kk cc o m // D o T h u K h o a vv n // h p w w w a e b o o o m D o T h u K h o a n hhttttppss::////w ww ww w fffa accce eb bo oo okkk ccco om m///D Do oT Th hu uK Kh ho oa a vvvn n/// h t t p s : / / w w w a e b o o o m D o T h u K h o a n h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // https://www.facebook.com/DoThuKhoa.vn/ hht tt pt ps s: /: // w / wwwww f af ac ceebbooook k c coomm/ D / DooTThhuuKKhhooaa v vnn/ / h t thptst :p/ s/ w ob oo k ocko m D o/ D T oh T uh K uh K oh ao van /v n / : /w / www fwa.cf e ab ce c o/ m https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ Gv : Lng Vn Huy - LTH Vinastudy.vn Dy bng tt c am mờ -Trang 138 Gv : Lng Vn Huy Thanh Trỡ HN - 0969141404 => Este cú dng : R1COO-C6H4R2 => F gm : 0,01 mol R1COONa v 0,01 mol R2-C6H4-OK V nE = 0,01 mol => ME = 122g < 140 vC => R1 + R2 = => R1 = R2 = (H) Vy F buc phi cha mui HCOOK Cõu 20: Trng thỏi v tớnh tan ca cỏc amino axit l : A Cht lng d tan nc B Cht rn d tan nc C Cht rn khụng tan nc D Cht lng khụng tan nc ỏp ỏn : B Cõu 21: Cho cỏc cp cht: (1) CH3COOH v C2H5CHO ; (2) C6H5OH v CH3COOH ; (3) C6H5OH v (CH3CO)2O ; (4) CH3COOH v C2H5OH ; (5) CH3COOH v CHCH ; (6) C6H5COOH v C2H5OH Nhng cp cht no tham gia phn ng to thnh este iu kin thớch hp? A (3),(4),(6) B (1),(2),(3),(4),(5) C (3),(4),(5),(6) D (2),(3),(4),(5),(6) ỏp ỏn : C Cõu 22: un núng 0,4 mol hn hp E gm dipeptit X, tripeptit Y v tetrapeptit Z u mch h bng lng va dung dch NaOH, thu c dung dch cha 0,5 mol mui ca glyxin v 0,4 mol mui ca alanin v 0,2 mol mui ca valin Mt khỏc t chỏy m gam E O2 va ddurr thu c hn hp O2, H2O v N2, ú tng lng ca CO2 v nc l 78,28g Giỏ tr ca m gn nht vi giỏ tr no : A 40 B 50 C 35 D 45 ỏp ỏn : C Phng phỏp: Qui i hn hp v thnh cht i din, bo ton lng t : CT amino axit: CnH2n+1O2N ( x 1) H O NaOH x CnH2n+1O2N hh E CnH2nO2NNa; mhh mui = 120,7 gam 120, 1,1 32 Ta cú : 14n + 69 = 0, => n = 11 ; x = 0, = 2,75 https://www.facebook.com/DoThuKhoa.vn/ h tt tt p s :: // // w w w ff a c e b o o k c o m // D o T h u K h o a v n // h p s w w w a c e b o o k c o m D o T h u K h o a v n h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ hh t tt ttpp ss : ::/ // //ww ww ww f ffaa cc ee bb oo oo kk cc oo mm / //DD oo TT hh uu KK hh oo aa vv nn / // h p s w w w a c e b o o k c o m D o T h u K h o a v n h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // h h tt tt p p ss :: // // w ww ww w ff a a cc e eb bo oo o kk cc o om m // D Do oT Th hu uK Kh ho oa a vv n n // https://www.facebook.com/DoThuKhoa.vn/ h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ h tt tt p ss :: // // w w w ff a cc e b o o kk cc o m // D o T h u K h o a vv n // h p w w w a e b o o o m D o T h u K h o a n https://www.facebook.com/DoThuKhoa.vn/ h hhtt tt pps ss:: :// // /w www www ww ff fa aac cce eeb bbo ooo ook kk c cco oom mm// /D DDo ooT TTh hhu uuK KKh hho ooa aa v vvn nn// / h tt tt p ss :: // // w w w ff a cc e b o o kk cc o m // D o T h u K h o a vv n // h p w w w a e b o o o m D o T h u K h o a n hhttttppss::////w ww ww w fffa accce eb bo oo okkk ccco om m///D Do oT Th hu uK Kh ho oa a vvvn n/// h t t p s : / / w w w a e b o o o m D o T h u K h o a n h tt tt CnH2n+1O2N p s :: // // w w w ffa c e b o o c o m // D o h u h o a v n // K C2,75n H5,5n k0,75O3,75N2,75 (E)T CO2 + H2O + N2 h2,75 p s w w w a c e b o o k c o m D o T h u K h o a v n htt tnEp=sa :(mol) //www.facebook.com/DoThuKhoa.vn/ 1,75H 2O O2 mCO2 + mH2O = 44.2,75an + 9(5,5n 0,75)a = 78,28 => a = 0,16 mol 32 mhh E = 0,16(38,5 11 - 0,75 + 16.3,75 + 14.2,75) = 33,56 gam Cõu 23: Mun tng hp 120 kg metylmetacrylat, hiu sut quỏ trỡnh este húa v trựng hp ln lt l 60% v 80%, lng axit v ancol cn dựng ln lt l : A 170 kg v 80 kg B 65 kg v 40 kg C 171 kg v 82 kg D 215 kg v 80 kg ỏp ỏn : D Phng phỏp : Tớnh lng cht theo hiu sut CH2=C(CH3)COOH + CH3OH -> CH2=C(CH3)COOCH3 -> Trựng hp => nmt xớch = neste = 1,2 kmol => nancol = naxit = 1,2 100/60 100/80 = 2,5 kmol => mancol = 80kg ; maxit = 215 kg Cõu 24: ng dng no sau õy ca amino axit l khụng ỳng : A Axit glutamic l thuc b thn kinh B Mui inatri glutamat dựng lm gia v thc n (gi l mỡ chớnh hay bt ngt) C Amino axit thiờn nhiờn (hu ht l a-amino axit) l c s kin to nờn cỏc loi protein ca c th sng D Cỏc amino axit cú nhúm NH2 v trớ s tr lờn l nguyờn liu sn xut t nilon ỏp ỏn : B Mui mononatri ca axit glutamic mi lm mỡ chớnh Cõu 25: Nung hn hp bt gm 15,2g Cr2O3 v m gam Al nhit cao Sau phn ng hon ton thu c 23,3g hn hp rn X Cho ton b hn hp X phn ng vi axit HCl d thy thoỏt V lit khớ H2(dktc) Giỏ tr ca V l : A 10,08 B 4,48 C 7,84 D 3,36 ỏp ỏn : C hht tt pt ps s: /: // w / wwwww f af ac ceebbooook k c coomm/ D / DooTThhuuKKhhooaa v vnn/ / h t thptst :p/ s/ w ob oo k ocko m D o/ D T oh T uh K uh K oh ao van /v n / : /w / www fwa.cf e ab ce c o/ m https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ Gv : Lng Vn Huy - LTH Vinastudy.vn Dy bng tt c am mờ -Trang 139 Gv : Lng Vn Huy Thanh Trỡ HN - 0969141404 Phng phỏp : Bo ton lng Bo ton lng : mAl + mCr2O3 = mX => nAl = 0,3 mol ; nCr2O3 = 0,1 mol Phn ng : 2Al + Cr2O3 -> Al2O3 + 2Cr Sau phn ng cú : nCr = 0,2 mol ; nAl = 0,1 mol l phn ng vi axit to H2 Cr + 2HCl -> CrCl2 + H2 Al + 3HCl -> AlCl3 + 1,5H2 => nH2 = nCr + nAl.1,5 = 0,35 mol => VH2 = 7,84 lit Cõu 26: c im ca n mũn in húa l : A Khụng phỏt sinh dũng in B Cú phỏt sinh dũng in C Tc n mũn ph thuc vo nhit D Tc n mũn khụng ph thuc vo nhit ỏp ỏn : B Cõu 27: Cú cỏc nhn nh sau : Cht bộo l trieste ca glixerol vi cỏc axit monocacboxylic cú mch C di khụng phõn nhỏnh Lipit gm cỏc cht bộo ,sỏp, steroid, photpholipit, Cht bộo l cht lng Cht bộo cha cỏc gc axit khụng no thng l cht lng nhit thng v c gi l du Phn ng thy phõn cht bộo mụi trng kim l phn ng thun nghch Cht bộo l thnh phn chớnh ca du m ng vt, thc vt S nhn nh ỳng : A B C D ỏp ỏn : D Sai, vỡ cht bộo l trieste ca axit monocacboxylic cú s C chn t 12-24, khụng phõn nhỏnh Sai, vỡ cht bộo no l cht rn Sai, vỡ phn ng thy phõn cht bộo mụi trng kim l phn ng chiu Vy cú ý ỳng Cõu 28: Phõn bit dung dch : H2N-CH2-COOH, CH3COOH v C2H5NH2 ch dựng mt thuc th l : A dung dch HCl B dung dch NaOH C Natri kim loi D Quỡ tớm ỏp ỏn : D Nu dựng Quỡ tớm : +) H2N-CH2-COOH : tớm +) CH3COOH : +) C2H5NH2 : xanh Cõu 29: Hn hp A gm kim loi Fe Cu Cú th dựng dung dch no sau õy thu c Cu kim loi? A Dung dch Cu(NO3)2 d B Dung dch MgSO4 d C Dung dch Fe(NO3)2 d D Dung dch FeCl3 d ỏp ỏn : A Dựng Cu(NO3)2 vỡ nú ch phn ng vi Fe to Cu kim loi Cõu 30: un núng 20g mt loi cht bộo trung tớnh vi dung dch cha 0,25 mol NaOH, trung hũa NaOH d cn 0,18 mol HCl Khi lng x phũng 72% sinh t tn cht bộo trờn l : A 1434,26 kg B 1703,33 kg C 1032,67 kg D 1344,26 kg ỏp ỏn : A nNaOH p = 0,25 0,18 = 0,07 mol Phn ng tng quỏt : Cht bộo + 3NaOH -> 3.Mui mononatri + C3H5(OH)3 => nglicerol = 1/3.nNaOH = 0,07/3 mol => mMui = 20,653g Vi tn Cht bộo thỡ to mMui = 1032,67 kg => mX phũng 72% = 1434,26 kg Cõu 31: Ly 14,3g hn hp X gm Mg, Al, Zn em t núng oxi d, sau phn ng xy hon ton thỡ nhn c 22,3g hn hp Y gm oxit Tớnh th tớch dung dch HCl 2M ti thiu cn dựng hũa tan hn hp Y A 400 ml B 600 ml C 500 ml D 750 ml ỏp ỏn : C https://www.facebook.com/DoThuKhoa.vn/ h tt tt p s :: // // w w w ff a c e b o o k c o m // D o T h u K h o a v n // h p s w w w a c e b o o k c o m D o T h u K h o a v n h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ hh t tt ttpp ss : ::/ // //ww ww ww f ffaa cc ee bb oo oo kk cc oo mm / //DD oo TT hh uu KK hh oo aa vv nn / // h p s w w w a c e b o o k c o m D o T h u K h o a v n h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // h h tt tt p p ss :: // // w ww ww w ff a a cc e eb bo oo o kk cc o om m // D Do oT Th hu uK Kh ho oa a vv n n // https://www.facebook.com/DoThuKhoa.vn/ h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ h tt tt p ss :: // // w w w ff a cc e b o o kk cc o m // D o T h u K h o a vv n // h p w w w a e b o o o m D o T h u K h o a n https://www.facebook.com/DoThuKhoa.vn/ h hhtt tt pps ss:: :// // /w www www ww ff fa aac cce eeb bbo ooo ook kk c cco oom mm// /D DDo ooT TTh hhu uuK KKh hho ooa aa v vvn nn// / h tt tt p ss :: // // w w w ff a cc e b o o kk cc o m // D o T h u K h o a vv n // h p w w w a e b o o o m D o T h u K h o a n hhttttppss::////w ww ww w fffa accce eb bo oo okkk ccco om m///D Do oT Th hu uK Kh ho oa a vvvn n/// h t t p s : / / w w w a e b o o o m D o T h u K h o a n h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // https://www.facebook.com/DoThuKhoa.vn/ hht tt pt ps s: /: // w / wwwww f af ac ceebbooook k c coomm/ D / DooTThhuuKKhhooaa v vnn/ / h t thptst :p/ s/ w ob oo k ocko m D o/ D T oh T uh K uh K oh ao van /v n / : /w / www fwa.cf e ab ce c o/ m https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ Gv : Lng Vn Huy - LTH Vinastudy.vn Dy bng tt c am mờ -Trang 140 Gv : Lng Vn Huy Thanh Trỡ HN - 0969141404 Phng phỏp : Bo ton lng Bo ton lng : mX + mO (p) = mY => nO(p) = 0,5 mol Phn ng tng quỏt : O + 2H+ -> H2O => nHCl = 2nO = mol => Vdd HCl = 0,5 lit = 500 ml Cõu 32: Cho cỏc cht : etyl axetat, etanol, axit acrylic, phenol, phenylamoni clorua, phenyl axetat Trong cỏc cht ny, s cht tỏc dng c vi dung dch NaOH l : A B C D ỏp ỏn : B Cỏc cht tha : etyl axetat, axit acrylic, phenol, phenylamoni clorua, phenyl axetat Cõu 33: Cú nhng cp kim loi sau õy tip xỳc vi nhau, xy s n mũn in húa thỡ cp no st khụng b n mũn : A Fe-Sn B Fe-Zn C Fe-Cu D Fe-Pb ỏp ỏn : B St khụng b n mũn st cc dng Cõu 34: Trong s cỏc loi t sau : t tm, t visco, t nilon-6,6 , t axetat, t capron, t enang, nhng loi t no thuc loi t nhõn to : A T nilon-6,6 v t capron B T visco v t nilon-6,6 C T visco v t axetat D T tm v t enang ỏp ỏn : A Cõu 35: phõn bit du bụi trn mỏy vi du thc vt, ngi ta : A t chỏy ri nh lng oxi tng cht B Cho Cu(OH)2 vo tng cht C Hũa tan benzen D un núng vi KOH d, ri cho thờm dung dch CuSO4 vo ỏp ỏn : D Khi un núng vi KOH thỡ du thc vt l trieste ca glicerol nờn s phn ng thy phõn to C3H5(OH)3 Sau ú cho Cu(OH)2 vo thỡ Cu(OH)2 s tan C3H5(OH)3 to phc tan mu xanh Du bụi trn l hidrocacbon nờn khụng cú hin tng trờn Cõu 36: Tớnh cht no sau õy khụng phi l tớnh cht c trng ca kim loi : A Tỏc dng vi dung dch mui B Tỏc dng vi bazo C Tỏc dng vi phi kim D Tỏc dng vi axit ỏp ỏn : B Cõu 37: Cho 5,6g hn hp X gm Mg, MgO cú t l mol tng ng l : tan va dung dch hn hp cha HCl v KNO3 Sau phn ng thu c 0,224 lit khớ N2O (dktc) v dung dch Y ch cha mui clorua Bit cỏc phn ng hon ton Cụ cn dung dch Y cn thn thu c m gam mui Giỏ tr ca m l : A 20,51g B 23,24g C 24,17g D 18,25g ỏp ỏn : A Phng phỏp : Bo ton nguyờn t, bo ton electron ,nMg = 0,1 ; nMgO = 0,08 mol ; nN2O = 0,01 mol Bo ton e : 2nMg = 8nN2O + 8nNH4+ => nNH4+ = 0,015 mol Vỡ dung dch ch cha mui clorua l : MgCl2 ; KCl ; NH4Cl Bo ton nguyờn t : nKNO3 = nKCl = 2nN2O + nNH4+ = 0,035 mol Vy Y gm : 0,035 mol KCl ; 0,18 mol MgCl2 ; 0,015 mol NH4Cl => m = 20,51g Cõu 38: Nhn nh no sau õy l ỳng nht : A Phõn t polime nhiu n v mt xớch to thnh B Xenlulozo cú th b polime c un núng C Monome v mt xớch polime cú cu to ging D Cao su lu húa l sn phm lu húa cao su thiờn nhiờn ỏp ỏn : D A Sai vỡ cỏc n v mt xớch ny phi lp li theo mt qui lut nht nh B Sai, ch un núng vi H+ thỡ xenlulozo mi b thy phõn to Glucozo C Sai, vỡ mt xớch cú th gm nhiu monome https://www.facebook.com/DoThuKhoa.vn/ h tt tt p s :: // // w w w ff a c e b o o k c o m // D o T h u K h o a v n // h p s w w w a c e b o o k c o m D o T h u K h o a v n h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ hh t tt ttpp ss : ::/ // //ww ww ww f ffaa cc ee bb oo oo kk cc oo mm / //DD oo TT hh uu KK hh oo aa vv nn / // h p s w w w a c e b o o k c o m D o T h u K h o a v n h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // h h tt tt p p ss :: // // w ww ww w ff a a cc e eb bo oo o kk cc o om m // D Do oT Th hu uK Kh ho oa a vv n n // https://www.facebook.com/DoThuKhoa.vn/ h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ h tt tt p ss :: // // w w w ff a cc e b o o kk cc o m // D o T h u K h o a vv n // h p w w w a e b o o o m D o T h u K h o a n https://www.facebook.com/DoThuKhoa.vn/ h hhtt tt pps ss:: :// // /w www www ww ff fa aac cce eeb bbo ooo ook kk c cco oom mm// /D DDo ooT TTh hhu uuK KKh hho ooa aa v vvn nn// / h tt tt p ss :: // // w w w ff a cc e b o o kk cc o m // D o T h u K h o a vv n // h p w w w a e b o o o m D o T h u K h o a n hhttttppss::////w ww ww w fffa accce eb bo oo okkk ccco om m///D Do oT Th hu uK Kh ho oa a vvvn n/// h t t p s : / / w w w a e b o o o m D o T h u K h o a n h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // https://www.facebook.com/DoThuKhoa.vn/ hht tt pt ps s: /: // w / wwwww f af ac ceebbooook k c coomm/ D / DooTThhuuKKhhooaa v vnn/ / h t thptst :p/ s/ w ob oo k ocko m D o/ D T oh T uh K uh K oh ao van /v n / : /w / www fwa.cf e ab ce c o/ m https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ Gv : Lng Vn Huy - LTH Vinastudy.vn Dy bng tt c am mờ -Trang 141 Gv : Lng Vn Huy Thanh Trỡ HN - 0969141404 Cõu 39: Quỏ trỡnh thy phõn tinh bt bng enzim khụng xut hin cht no sau õy : A Saccarozo B Dextrin C Mantozo D Glucozo ỏp ỏn : A Cõu 40: Hp cht X (cha C, H, O, N) cú cụng thc phõn t trựng vi cụng thc n gin nht, va tỏc dng vi axit va tỏc dng vi kim Trong X, % lng ca nguyờn t C, H, N ln lt l 40,449% ; 7,865% ; 15,73% Khi cho 4,45g X phn ng hon ton vi NaOH (un núng) c 4,85g mui khan Nhn nh no v X sau õy khụng ỳng : A X va tỏc dng vi dung dch HCl, va tỏc dng vi dung dch NaOH B Phõn t X cha nhúm este C X d tan nc hn Alanin D X l hp cht no, chc ỏp ỏn : C Phng phỏp : Xỏc nh cụng thc phõn t da trờn t l phn trm nguyờn t %mC : %mH : %mO : %mN = 40,449 : 7,865 : 35,956 : 15,73 => nC : nH : nO : nN = 3,37 : 7,865 : 2,25 : 1,12 = : : : Vỡ CTPT trựng CTGN => X l C3H7O2N Vỡ X phn ng NaOH to mui => cú nhúm COO ,nX = nmui = 0,05 mol => Mmui = 97g => X ch cú th l : H2N-C2H4COOH https://www.facebook.com/DoThuKhoa.vn/ h tt tt p s :: // // w w w ff a c e b o o k c o m // D o T h u K h o a v n // h p s w w w a c e b o o k c o m D o T h u K h o a v n h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ hh t tt ttpp ss : ::/ // //ww ww ww f ffaa cc ee bb oo oo kk cc oo mm / //DD oo TT hh uu KK hh oo aa vv nn / // h p s w w w a c e b o o k c o m D o T h u K h o a v n h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // h h tt tt p p ss :: // // w ww ww w ff a a cc e eb bo oo o kk cc o om m // D Do oT Th hu uK Kh ho oa a vv n n // https://www.facebook.com/DoThuKhoa.vn/ h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ h tt tt p ss :: // // w w w ff a cc e b o o kk cc o m // D o T h u K h o a vv n // h p w w w a e b o o o m D o T h u K h o a n https://www.facebook.com/DoThuKhoa.vn/ h hhtt tt pps ss:: :// // /w www www ww ff fa aac cce eeb bbo ooo ook kk c cco oom mm// /D DDo ooT TTh hhu uuK KKh hho ooa aa v vvn nn// / h tt tt p ss :: // // w w w ff a cc e b o o kk cc o m // D o T h u K h o a vv n // h p w w w a e b o o o m D o T h u K h o a n hhttttppss::////w ww ww w fffa accce eb bo oo okkk ccco om m///D Do oT Th hu uK Kh ho oa a vvvn n/// h t t p s : / / w w w a e b o o o m D o T h u K h o a n h h tt tt p ps s :: // // w ww ww w ff a ac ce eb bo oo ok k c co om m // D Do oT Th hu uK Kh ho oa a v n // https://www.facebook.com/DoThuKhoa.vn/ hht tt pt ps s: /: // w / wwwww f af ac ceebbooook k c coomm/ D / DooTThhuuKKhhooaa v vnn/ / h t thptst :p/ s/ w ob oo k ocko m D o/ D T oh T uh K uh K oh ao van /v n / : /w / www fwa.cf e ab ce c o/ m https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ https://www.facebook.com/DoThuKhoa.vn/ Gv : Lng Vn Huy - LTH Vinastudy.vn Dy bng tt c am mờ -Trang 142 ... 17, 25 D 16,9 HẾT -ĐỀ THI THỬ LẦN THPT QUỐC GIA NĂM 2 017 SỞ GD  ĐT BẮC NINH Mơn: KHOA HỌC TỰ NHIÊN – HĨA HỌC THPT NGUYỄN ĐĂNG ĐẠO Thời gian làm bài: 50 phút, khơng kể thời gian phát đề. .. pư  0, 08  2a  2c 1 Câu 8: Chọn C (C17H33COO)3C3H5+3H2→(C17H35COO)3C3H5 (X) (C17H35COO)3C3H5+3NaOH→3C17H35COONa+C3H5 (OH)3 (Y) C17H35COONa+HCl→C17H35COOH(Z) + NaCl Từ ta suy Z axit stearic... khơng hòa tan Cu(OH)2 ĐỀ THI THỬ LẦN THPT QUỐC GIA NĂM 2 017 SỞ GD  ĐT Mơn: KHOA HỌC TỰ NHIÊN – HĨA HỌC TỈNH VĨNH PHÚC Thời gian làm bài: 50 phút, khơng kể thời gian phát đề THPT N LẠC hht tt