TRUONG THPT OEO NUY TU Hg, tOn thi sinh: S0 b5o danh: Ph6t biOu dring ld: 4.7,2,3. CAu 5: Cho c6c cdng thirc sau: X: -[-NH- (CI!)6-CO-] Y: -[-NH- (CHz)r- CO-]-". Z: -[-CO- (CH2)4-CO- NFI- (CH2)6-NH-]-". To nilon fmg vni cdng thric: A. Ca X,Y, Z. B. Chi c6 y. on rru Tr{rtEAr rrQc LAN tv Q7t02t2,011) IVTON HOA HOC Thdi gian ldm bdi: 90 phtu; (50 cdu trdc nghiQm) Me da thi 400 Cdu 1: Cho hvq chSt C12H1g c6 cAu t4o g6rn 6 nh6m -CH3 dinh vdi 6 nguy€n ru C cria nhan benzen. Menh d6 ndo sau ddy kh0ne Orins? A. Hqp ch6t tr0n c6 rfnh dOi "*"n .uo] B. Hqp chat trcn c6 thO t6c d'ng"voi Br6m khi c6 6nh s6ng khu6ch tan. C. Hgp ch6t tr6n c6 th6 tac dlrn! vcri Br6m khi c6 bQt s6t. D. Hqp chlit chdt h6n thuQc day OOng ddng cria benzen. 911 ?: Mai 6ng nghigm chrla mgt rrong clq dung dlch sau: Kr; Bacl2; Nazco:; Na2Soa; KoH; o{Fl+)zso+; NaoH. Khdng dDng th6m thu6c thtr nao co rhe nhan ui6t duqqi A". t6*. cA. n. : .ft6t. C. + indt D. 5 ch6t. 9e:.3tTir a t6n quang manhetit chria 80%Ie3Oa c6 tir6 eiAu ch6 duo. c 800 r5n gang chua 5yo c. cho bi€t trong qu6 hinh s6n xu6t lugng sat bi hao hpt 1%. v0y a c6 gi6 hi: A. 1060,13 t4n. B. goo,lt tan. c. 1325,t6 t6n. D. Khong c6 k6t qud pht hqp. Cfiu 4: C6 c6c ph6t bi6u sau: 1-Trong ph6n img oxy h6a khu, NH3 chi rl6ng vai tro chdt khri. 2- MuOi nitrat trong nu6c c6 tinh oxy h6a manh. g- fat chcdcmu6i nitrat dAu dC tan trong nu6c. q- Mu6i nihat h.ong mOi trudng axit c6 tinh oxy h6a manh. cH3-cH-CHr < HzO < CH3COOH. I I OH D.2,3,4. D. Chi c6 Z. B. 1, 3,4. c.7,2,4. C. Ce Xvh,Z. Ciu 6: Tfnh linh d6ng cria H hong nh6m -OH, chgn d.dp 6n dring: A. H2O < CH3-CH-CH: < CH3COOH < CH3OH. I OH B. H2O < CH:COOH < CH:-CH-CH: < CH:OH. I OH C. CH3-CH-CH: < CH3OH < HzO < CH:COOH. I OH D. CH3-OH < Trang l/6 - Ma d6 thi 400 www.VNMATH.com CAu 7: Hda tan hodn toiin nr gam h6n hqp 3 6xit sit.rrao Oyy Ofcn HCI thu clugc dung dich X' C6candungdlchXthudugcmi gamh6nhqp2mu6icO.tg.tQmol 1:1'Ni5usgckhiclodu vdo dung dich X ,uu d6 c0 c.nihu dugc (m1+1,42) gam mu6i khan. m c6 gi61.i : A.6,83 gam. B. 6,08 gam' C' 5'83 gam' D' 6'83 gam' . CAu 8: MQt c6n c6 2 ilacdn A, B. Trdn cit1 ffiacdn c6 2 cdc thtry.titft gqi lugng nhu nhau chrla cirng mQt lugng dung dich HCI ndng dO nhlt.Pul (cdn thdng lhgl Thlm vao c6c A mQt ffi#;;;'khdii"q"g m sam, c6c B tficm r mii5ng Mg cung.6 Hroi't"qns m sam' d€ ph&n img hodn todn : A. DIa A chim xuOng- B. Dia B chim xu0ng. C. Dia A c6 thA chim xuOng hoflc nim ngang vdi ilia B' D. ETa B c6 th6 chim xuiSng ho[c nim ngang v6i dia A ' CAu 9: EO sin xuAt phen KCt nguoi ta t6ch KCI khdi NaCl trong qu?ng xinvinhit c6 c6ng thric cffu l0: phuong ph6p diAu ch6 etanol ndo sau ddy chi dr)ng trong phdng thi nghiQm: a. irru rra;;qp w,i crrL vd hoi nu6c ili quath6p c6 ch{raHsPo+. B. Cho etylen i6" duttg voi dung dich HzSO+ lolng'. ;.il;;;;; d6;;e;halozenlong mdi trutrng kiAm' D. Thfli phAn etylaxetattrong mdi trBlngki6m' ^ cAu 1r: cho c6c.ha;;iitarHr'cr, (ti e;H'oN o?t ^(3) cHrNoz; (a) rri nitro gllxerin; (5) Tri nitro toluen; i6) (CzHso)zo; (7) (CzHso)zSoz' KCl.NaCl dga vdo sg kh6c nhau gita: A. NhiQt dQ n6ng chlY. C. Tinh ch6t h6a hoc Nhimg ch6t ndo lh este: A.(1), (3), (4), (5). c.(2), (4), (5), (6), (7). B. DO tan trong nudc theo nhiet d0' D. Nhiet d0 s6i. B. (1), (7), (4), (7). D. r5t cA dAu dung. CAu 12: Cho c6c Phin img sau : 1) ci2 + H2o + HCIO + HCI 2) Clz+ HzO + 2SOz -+ HzSO+ + zHCl 3) cl2 + H2S -+ 2HCl + S 4) Cl2 + 2SOz -+ SOzClz 5) Cl2 + Mg -+ MgCl2 6) Cl2 + Ca(OH)2 -+ CaOCl2 + HzO Clo git vai trd ld chAt oxi ho6 trong c6c phan img-: ^ A.1,2,3,4. 8.1,2,3,6. '' 3,4'5'6' D" 7'2',3',A',5',6' ciu 13: MQt lopi rugu c6 trrtroi tuqng rieng 0,92 g/ml thi tlQ rugu ctra n6 ld bao nhi€u? Bi6t r.f-rAi i"q"g rieng'c,ia ruqo nguy6n citAiva nudc bing 0'!d-ml vd l'gg/ml' A.50,0. n. +0,0. i' z0'0' D' 80'0' Cflu 14: H5n hqp X gom 2 hy&ocacbon m?ch hd c9 ti kh6i hoi so voi hytlro ld I l'25' Cho X di ch{m qua dung dich nu6c br6m du, tu.t ttti phan ung x&y ra hodn todn KrOi tuo.ng binh t6ng th€m 0,84 gu*. X phii c6 hydrocacbon ndo sau? A. Buten. B. Propen' C' Butadien' D' Propadien' cau 15: MQt lo4i d6 chria cacor vd MgCO3 dem h0113 bdng 400m1-aggjt:1^HNo: thu duoc 6,721it khi coz (rlkrc). sau phan ,iig pla; otrng 100.gam dung dich NaoH 8% tl€ trung hba HNOr du, dung dich ttem c6 c4n tn" A-*i. Ol g; Tugi^kh*' COng thric cira 1o4i d6 tl6 ld: A. CaCOs. MgCO3. B'2CaCOt'MgCOr' C. CaCOv2MgCOr. D' Khdng c6 cOng thric nho phil hqp' ciu 16: Dun n6ng mQt h5n hqp g6m 12 gam CH3COOH ud 4,6 gam HCOOH v6i 18'4 gam CzHsOH c6 mpt otra HzSO+ d4c, szu [na" ong thu iluo.c h5n hqp este vdi 8,8 gam Trang2l6 - Ma dd thi 400 www.VNMATH.com !a.u 17: OOt chay hodn todn 6,72lit (dlctc) mQt h6n hgp gdm Czllz vA CzH+ rdi cho todn bQ s6n phdm ch6y vdo dung dlch nudc v6i hong du, sau phdn irng kft5i luqiig binh nudc v6i ting th€m 33,6 gam vd c6 m gam kiSt tua. m c6 gi6 tri ld: ' , CH3COOCzHs vd 5,55 gam HCOOC2H5. HiQu suAt cria 2 este img voi 2 axit CH:COOH vd HCOOH lAn lucrt ld: A. s0%-50%. ts.50%-75%. c.7s%- s0%. D.60%- 7s%. A. 30 gam. ts" 40 gam. ., C. 50 gam. D.60 gam. A.0,32 gam. 8.3,2 garn. C.4,8 gam. D.0,64 gam. C. KhoAng 40%- 6A%. D. Khoang 52,5- 86,75Yo. B. NaNOi vdNaHCO3. D. Mg[NO3)z vd KNO:. CAU 18: Dung dlch A chria 0,01 mol Fe(l'trO:): vd 0,15 mol HCI c6 kh6 ndng hda tan t6i da m gam Cu (tao ra khiNO duy nh6t). m bing: cffu 19: Nhiet phan hodn toin 20 mQt h6n hgp gdm Mgcor ; caco3 vd Baco: thu eluoc chAt Si_B cho B h6p thir vdo dung dlch nu6c v6i trong thu dusc 10 g;l6rtd;4.*;; il; ;i; C, dun n6ng dung dlch C lai thu clugc 6 gam ki5t tha. o/o tctrOi tuqng ctra MgCO3 c6 gi|tri ll: A. 52,5Yo. ts.96,75oh. A.38,5 gam. 8.42,8 gam. C.25,2 gam. D.19,25 gam. CAu 21: Sd Oxy h6a cria S trong phdn ru (NlIa)2S2Os ld: A. +6. B.+7. C.+4. D. -2. cau 22: Dd phan biQt phenot vd rugu benzylic ta ph6i dirng thu6c thrl ndo trong s6: i : Na. _. 2 : .dung dich NaoH. . 3: dung dich nu6c brorn. 4: dung dich nu6c v6i trong. A. chi can 1. B. cAn 2vit4. c. c0n 2vit3. D. cen tat ca. CAu 23-: O6t cnay hodn todn z fryOr""".Uon c6 cung s6 mol vd cDng s5 nguyen tu C trong phtn tu thu clugc 1,76 gam CO2 vd 0,9 gam H2O. Haihydrocacbon 116ld: A. C2H6 vd CzFI+. . B. C2H6vdC2H2. C C:Hs vi C3H6. D. C3Hs vd C3Ha. CAu24: Cho hai mu6i X, y thoi mdn di€u kiQn sau: X + y + kh6ng x6y ra phAn img. X + Cu + kh6ng x6y ra ph6n img. Y + Cu -*> khdng xAy ra ph6n irng. x + Y + cu + xtry ruphan img. X vd Y la muSi ndo du6i d6y? A. NaNO: vd NaHSOq. C. Fe(l.lo3): vd NaHSO+. cf,u 20: cho 0,25 mol cuo tan h6t h"ong dung dic_h Hzso+ 20% viadfi vd dun n6ng, sau ph6n img ldrn.lanh dung dich ddn 10oC. Lugilg tinh the CuSO+.5HzO t6ch ra khoi aung Oicn ia m gam. Bi0t dQ tan cria CuSOa d 10oC bing lT,4 gam, m nhfln gi6 hi: cdu 25: cho c6c chat: caH16o, caHecl, C+Hro, caH11N. 56 d6ng ph6n cria c6c chft gi6m theo thri tu: A. CaHeCl, CcHro, C+F{toO, C+HrrN. B. C+HirN, CaHeCl, CaH16O, C+Hro. C. C4Hr1N, CaH16O, CaHeCl, CqHro. D. C+HrrN, CaH16O, C.+Hro, CoHnCl. Ciu 26: C6c cdu kh[ng clinh sau ddy dring hay sai? ll chfuthiru co ndo co khi ndng cEng aito. " t idr6 sE c6ng duoc dung dich br6m. iV Ch6t hiru co ndo c6 khi ndng tpo dung dlch xanh vdi Cu(OlI)2 sE tac dung duo. c vdi natri. A. I, II d€udring. B. t, il?iu sai. c. I dung, II sai. - .D. I saj, II driag. Ciu 27: Ph6t bi6u nio sau d6y ld dring: A. Rugu thorn la chat c6 e6ng thrlc t6ng qu6t CeFIo,(OH), B. Rugu thcnn ld chAt trong phdn tu c6 nhdn benzen vd c6 nh6m hidroxyl. C. Rugu thorn ld ch6t c6 nh6m hidroxyl gfn tr€n mpch nhSnh cria hidrocacbon thom. D. Rucru thom li ch6t c6 nhdn benzen, mirithorrn hAnh nh6n. Trang 3/6 - Ma dc thi 400 www.VNMATH.com Cdu 28: Dung dich X ln h5n lrqp ctarugu etylic voi HzO Cho20,2 gam X t6c dung voi Na du thu dugc 5,6 lit H, (d6.il6;lih6iGg tiene cria rugu ld 0,8 g/ml vd ctra H2o la I g/ml' DQ cira ruou x ld: c. 45,50o. D. 98,25o . A.g2,74o. 8.90,60o. c' 4),)u"' "cf,u 29: Khi d6t ch6y hodn todn mQt lugng polyme { (tag"thanh do qu6 trintr d6ng.TY""g l.s dimetyl buta-1,3 ai# vJ acrilonitrin) "t fivtte^9l<y yi;.* ,tao thdnh mQt.h6n hqp khi d di€u kiQn nhiqt dQ vd 6p *a, "a" a;,1, iiiu ll,og;ibo, "A th6 t(chcdn lai ld hoi nu6c vd khi Nz' T9 lQ mol cria 2 monome tucmg img trong X ld: A 1'3 B'2:3' c'3.2' D' 3:5' Cflu 30: o6t n6ng mQt h6n hqp gdm 60 gam bot |e vd 30 gam bQt luu_hu}nh T?'gji:}'k)i9" kh6ng c6 kh6ng khi de phdn img xdy rl hJan toan thu tluo. c itrAt ran X. Hoa tan ch6t rdn X bdng dung dlch HCI du thu du-o.c Ouge {i"f, i-vikhl;, ;5t "ftay fto* todnZ c}n tOi thi6u V lit kh6;s khi d dktc (chfa ll5 Ozve tUC tich)' Gi6 tri c1a Y-la:. A. 56lit. B. 112lit' c' 165 lit' D'24511t' cdu 31: MQt lopi nu6c ciryg c6 chira 0,02 mol C* ; 0,06 mol Na*; 0,03 mol Mg'*; 0,01 mol NHa*; o,oz *li so;t; -0,i1 ,nof ncor- vd x mol Cl . x nh$n gie hi nho vd nudc cimg t"f;,B:flili?rt.,u, cimg todn phan. l. g,g? mor vd nudc cimg vinh crlu. c. 0,02 mol vd;;6, ;,# tam irroi. D. 0,01 mol vd nu6c cimg t*m thdi. CAu 32: Mqt h6n hqp g6m Nr; Hz vd NHr cO t,r kh6f hoi so v6i hydro bing 8' cho h6n hqp ndy di qua dung dich II2SO+ dgc thi the ti"h "On iAi mQt nrla' Thdnh phdn % theo V ctra c6c khi tuong img trong h6n hqP ld: A 25%;25%;50%. B.20%;30%:50%' C. l5%;35io;50%. D'30Yo;2AT':50%' CAu 33: Cho m gam h6n hqp hai kim lo*i Fe, Cu (n:n* d6 Fe chi6m 30%vE khdi luqng) vdo 50 mr dung dich HNor nopg d0 63%G:\ld ymil oun no1g,r<!u6f 9":191,$n toi cdc phin img hoirn toan thu dJqc ;#;;il;Ai'e ois;s;, 9*e gi.tt B vd6,72lit hdn hqp lfti Noz vd No (d dktc). Hoi: c0 can dung di"h ii;;hi.{il; uao"nnieu gam mu6i khan? (Gid su trong qu6 trinh dun n6ng HNO3 bay hoi kh6ng d6ng k6') ^ A.37,8 gam- n.3S,t ga*'- C' 45 gam' D' 36 gam' Ciu 34: Cho c6c cdu sau : ^ a . ., A .t +i: u^ l) Trong pha" ,id;;6 hqp, s6 oxi ho6 cira c6c lguy6-n-tO co tbq thav doi ho[c kh6ng thay dOi. . ! - .r. .r +i. r -:^ r-r^a- 2) Trong phln img th6, s0 oxi ho6 cira c6c nguyen t0 c6 th€ thav d6i ho[c kh6ng thay d6i' 3) Trong phin img ph.n huj', ,O otittoa ",i"u "a" nguygn td c6thA thay d6i hoflc kh6ng thay d6i. . . 4) T'rong phin img ho6 hqp, s6.oxiho6 cta c6c nguy€n t6 ktrOns thav tl6i' 5) Trong ph6n img trao d6i, s0 oxi ho6 cira c'c-nguy.n t6 c6 it6 t|tu' 'dOi tro.c kh.ng thay d6i, 6)Trongph6nimgtraotl6i,sSoxiho6cirac6cnguyent6k*r6ngthayd6i' 7) rrong pha" ffi ;16, ;5;ffitil.6" nguyci i5 too" thay d.i. Nhimg cdu dring lir : A.1,2,3,-4,5,6,7. B,'l'3'6 ',7' C.1,2,,3,,4,5' D'l'2'5'6 '7' Cflu 35: Nhimg ch6t nao ld dbng ph0n c6u t4o oria nhau ? CH2:Q11-CH2-CO0-H CH3-CH-CH2-CHO f H'?-fi-CH3 duoHo (1) (3) Trang4l6- MadCthi 400 www.VNMATH.com c o CHr-"r. IO cHrc#, _o cHr-cH2-c2 OH I '-'t -oH Qr Go" ti o B. t3%. D. Khdng c6 k6t qu6 phir hqrp. (4) (5) (6)' (7) A. I vd 2;3 vd 4. B. 1 vd 2;5 vd6. " C. 1 vd 4;3 vd7. D. 1 vd Z;3 vit7. CAu 36: Cho bi€t 0,95 gam MnO2 khOng tinh khi6t tic dpng vila dri vdi 0,855gam axit oxalic trong m6i trudng axit sunfuric theo phan tmg : Mnoz *HzCzo+ + HzSoa -+ MnSO+ + COzt + HzO Yot?p ch6t cO trong MnO2? 4.8%. C.lzYo. CAU 37: Hydrat h6a 1,56 gam mdt ankin A thu dugc anddhit B. TrQn B vdi and€hir don chirc C. Th€m HzO thdnh 100 ml dung dlch D chira B vd C vdi n6ng dQ t0ng cQng la 0,8M. Them tir tu dung dfch AgNO3 du trong NH3 thu duoc 21,6 gam Ag t<6t tua. COng thric cta B; C vd s5 mol cta B vd C c6 hong dung dich ld: A. CH3CHO; HCHO; 0,06 mol B vd 0,02 mol C. B. CH3CHO; CzHsCHO; 0,1 rnolB vd 0,2 mol C. C. CH3CHO; HCHO;0,1 mol B vi.0,15 mol C. D. CH:CHO; HCHO; 0,08 mol B vd 0,12 mol C. CAU 38: Cho m gam mirn cua c6 chfta 60Yo xelulozo thriy phdn thdnh glucozo, sau d6 l6n men thdnh ruou. OA thu duoc 1,40 lit rugu 90o thi m bing bao nhi€u, Ui6t iigu ,u6t .,iu trng phin rmg chi dAt 80%. A. 5340,62gam. B. 4500,25gam. c. Ki5t qu6 kh6c. D. 5l35,g7gam. .!4.1 ]l: Thriy ph6n qQt este no don chric bing dung dlch NaOH vira dfi thu dugc mudi khan c6 khdi luqn'rg phdn tu bing}4llg kfr6i luqng este. qr nrOi hoi cria este so vcri kh6ng khi bing 4. COng thric cdu tao cria este li: A. czHsco6gH:r B. c2Hscooc:Hz. c. crHzcoocHr. n. K6t qudkh6c. ciu 40: chon mOt dOng phdn c0a este c6 cdng thric caH6o2 thod mdn elidu kiQn sau: I . CQng hgp tlugc vcri hydro theo fj' lQ 1: l 2. Phhn fmg ch{m vdi NaOH 0 nhiQt dO thu}ng nhrng phin img sE xiry ra nhanh khi dun n6ng. 3. Sin phAm thu du-oc khi cho tac dgng voi NaOH c6 th€ tham gia phin img tr6ng guong. A. Cffr-COO-CH:CHz. B. CHz:CH-O-CH2-COOH. C. CH2:CH-CH2-COOH, CAU 41: Cho tinrg dung dich ri€ng r€ sau : CH3COOK; NaHSO+; CuSOa; KI; AgNOr; axit ld : A.5. D. CHr-CH:CH-COOH. CH:ONa; NF{+NO:; NaHCO;; NaCl; CH3COONH4. 56 dung dich c6 m6i trudrng c.3. 8.4. D.6. !l-t 11: X ld hqrp chAt hrru co mpch hd, duo.c diAu ch€ ru ruqu propadiol-1,3(Ho-cH2-cH2- CHz-OH) v6i mQt axit tlon chric B. Trong X chi chfa mQt lopi nh-6m-chrtc. Khi'cho 16 gam X t6c dung tict voi NaoH thu dugc 16,4 gaimuoi. cOng thbc c6u tao cria B ld : A'HCOOH: 3; CH:COOH: C: CzHsCOOH. D. (COOH)2. cdu 43: Hda tan 4 gam oxit Fe*o, cAn vira di 52,14 ml dung dlch HCI l0% (d:1,05g/ml). C6ng thrlc cta Fe*O, ld: A. FeO. B. Fe2O3. C. Fe:O+. D. Dt li6u sai. Trang 5/6 - I4a de thi 400 www.VNMATH.com CAu 44: H6n hqp X g6m r-ugu no A vd axit no don chirc B ddu mgch ho' Chia 30'6 gam X thdnh 2 phfln bing nhzu: Phan 1 cho phan *t ufi Na du thu A"qt a,a3 lit Hz (dktc)' PhAn 2 dot ch6y hodn todn thu aii"Zz gamCO)vd 11,igam H'o-9o^1€.thirc cria axit vd rugu ld : A. C}I3COOH vd CzHsOH. B" (COOH)z vd CH:OH' . C. CH3COOH va Oif CHz-CHz-OH. D. (COOH)z vd OH-CHz-CHz-OH' Cau 45: MQt h6n hqp A gdm CzHo; C2Ha vd ClHo' Cho 6'12 gam h6n hqp A t6c dUng voi AgNo3A{H. Ao AoqJ?,3;?;t}t r6t tiu. rur4 Uneizttzy lit A(dktc) phin {mg vira du v6i 70 ml dring dich nudc brom fia. irt6i lugng C2Ffu trong h6n hqp A ld : A. 3 gam. 8.2 gam' C' 7'I2 gam' D' 2'5 gam' cau 46: O6t cnay hodn todn m gam mQt amin A bang mQt lugng khong khi w1.dri (gia thi6t trong kh6ng khi c6 i;;ilili.h ti o*y *" iaiia nito) ihu duqc t7,o gam Co2 ;12'6 gam Hzo vd'69,44lit N2 (dktc)' m c6 gi6 tri ldi: A. 6 gam. 8.9 gam' C' 12 gam' D' 15 gam' cdu 47:Nung 28,8 gam muSi natri ctra mQt axit dcrn chirc.voi NaoH (cao xric t6c) chi thu diqc 2r,zgarix6da ia ,not hidrocacbon duv nhdt' 3:rl16;i'-3i1;:'tffi; A. CHr-COONa- :''l:": c. cH;-cHz-cooNa. D' ceHs-c0oNa' Cnu 48: Cho 18,56 gam mQt 6xit sat t6c dpng hoirn tgdn ]9i dung d!c]r HNo: thu dugc dung dich X vit 0,2y4lit khi (dlctc) ld mQt O*it t,iu?tito ld san phAm aui ntr6t' COng thrlc cin7 oxit lAn iuqt ld : A. FegO+ vd N2O. B. Fe2O3 vd NO' C' FeO vd NzO' D' FezOr vd NzO' cau 49: DiQn ph6n 400 ml dung dich chira dong thdi Kgl vd HCI voi diQn cgo tro' md'ng ngdn x6p. Sau thoi gian diQn ph6n h ZO pfr6l vOi "yfog dQ ddng diQn 9,65 ampe thi dung dich thu itugc chi chta mQt ch[t tan 96 pH: 13. Coi;ffi; Jung oiirt trtuv o6i khong d6ng k6' nong dQ *oi/i .tu HCl vd KCI ban diu 6n lugt ld: A. 0,2M vd 0,lM. B. 0,1M na o,irvr' c' 0'2M vir 0',15M' D' 0'15M vd 0'2M' CAu 50: Cho Phan img thufn nghich: 2SOz + Oz a + 2SO3 (c6 xric tac VzOs vir to)' Vpn t6c phin img thu4n thay d6i nhu thO ndo nriu ldm gi6m the tich cria cA he d6 di 3 h1 rx r\ ,1:.j '"';.;;;d ia*- - B. Gif,m 9ldn. c. Tang 27l?,n. D. Giam 2712n- ChobiOtkn6lluqngnguyOntu(theoiI.vC)cuac6cnguyOn.6.'^. H:1; C:l2; N:l4; O:16;Na:23; t:til;gigo;'cu:+o;Fe:56; Mn:55; Bu 137;S:32: P:31; K:39 ;F: 1 9 ; C l:3 5, 5 ; M'E:24; Al=27 ; Zn:65 : Cu: 64 ; A g: 1 08 ; Trang6l6 - Ma di: thi 400 www.VNMATH.com E{EIcFNG #AN GHAE pn snl rrsel FA{ F{oc LAN Hv MON F{OA HOC {27 tszizol rf vA Dg: +oo Cf;u lt- Fiqp ch6t CrzHrr c6 c6u tpo g6m 6 nh6m {H: rlinh vdi 6 nguy€rr tr? C ciia nhAn benzen. MQnh de kh6ng dirle: !. I{gp chdt tr6n c6 tn6 trec dgng vrri Br6m khi cd bQt sit. Cfiu 2- Mdi Ong nghiQm chria mQt trong c6c dung dich sau: KI; BaCl2; NazCOs; NazSO+; (NHq)zSO+; KOFI; NaOH . Khdng dirng thdm thu6c thl ndo c6 thA nhOn tlugc: D- 5 chdt. HD: LQp hdng ,vi KOH vd NaOH gi6ng nhau nAn chi nhdn &iqc 5 chdt Cdu 3- Tir a t6n qudng manhetit chfta 80Yo FeaO+ c6 tnd eiAu chii tlugc 800 t6n gang chria 5o/o C. Cho bitit trong qu6 trinh sdn xudt lugng sit bi hao hqt l%. Vay a c6 giittri : C- 1325,16 t6n. .HD : Kkiii ltgn7 Fe c6 trong 800 ttin gang (800.95)/100 + 760 t. Lryng siit thqc tii cin: 06A.100)/99 -+ 767,68 t . Cri lmol FesOt + 3 mol Fe hay c* 232 tiin FetO+ +168 tdn Fe, vQy mutin cd 767,68 #n Fe c,in 1060,13 tdn Fesot hay 1060,13.1A0/80: 1325,16#n. CAu 4- C6 cfrc ph6t bi6u sau: 1-Trong phdn fmg oxy h6a khri, NH3 chi d6ng vai trd ctr6t ttui. Z- Vtu6i nitrat trong nudc c6 tinh Oxy h6a mpnh. l- TAt ch cdc mu6i nitrat dAu d6 tan trong nu6c. <t- Mudi nitrat trong mOi truong axit c6 tfnh oxy h6a mqnh. Phat bi0u dring ld: li- 1.,3, 4 C6u 5- Cho cdc cdng thrtc sau: X- -[-].lH- (CH2)6-CO-I-" Y- -[-NH- (CHz)s- CO-]-" z- -bco- (cH2)4-co- NH- (CHz)o-NH-l-" To'nilon img vdi cdng thrlc: A- Ce X,YrZ CAu 6- Tinh linh dQng cria H hong nh6m -OH , ddp 6n dring ld: C. CH"-C.f[,CF[: < CH3OH < HzO < CH:COOH. I OFI CAu 7- Hda tan hodn todn m gam h6n hqp 3 6xit sft vdo dung dich HCI thu duo. c dung dich X. CO can Cung dich X thu duo. c m1 gam h6n hqp 2 mu6i c6 tj lQ mol 1:1. NOu sgc khi clo du vdLo dung dich X, sau c16 cd can thu ilu,o. c ftn1+1,42\ gam mu5i khan. m c6 gi6 tri : B- 6,08 gam IlD. Cir t mol FeClz + FeCls khiit lryng tdng th€m 35,5 gant, ,szry ra sii mol FeClz : sd mol FeCl: : I ,42/35,5 - 0,A4 mol mp rTtFect2 * ntFects: I I,58 gam, trong dd mpa: 56.2.0,01 : 4,48 ganz yd tttL-1: 35,5.5.0,04 7, ! gam, m(t khdc ta thiiy c{r lmol 02- tuong drong vhi 2 mol Cl- . Sr,it, rc sri mol d : 7,1/35,5.2 : 0,lmol. Vqy sii gant citc 6xtt biing: m: mFe + mo: 4,48 : 0,1 .16 : 6,08 gatn. CAu 8- MQt cdn c62 ffiacdn Ao B. Tr€n cilZ ilacdn c6 2 c6c thriy tinh kh6i lugng nhu nhau chria cirng mQt lu-ong dung dich HCI n6ng d0 nhu nhau (cAn thlng bing). Th€m vdo c6c A mQt mi6ng Zn c6 khdi luo.ng m gam, cdc B thdm 1 miting Mg cfing c6 khOi lugng m gam, de phan img hodn todn : C- Eia A cd th6 chim xu6ng ho{c nim ngang vfi ilia B. CAu 9- D6 s6n xu6t phdn KCI nguoi tatich KCI kh6i NaCl trong qu{ng xinvinhit c6 cOng thirc: KCl.NaCl dua vio su kh6c nhau gita: E- EQ tan trong nurfc theo nhi$t tI$. Cflu 10- Phucrng ph6p di6u ch6 etanol nio sau d0y chi dtng trong phdng thf nghiOrn: C- Th&y phAn dAn sudt halozen trong mOi truang ki6m. cau 11- cho c6c ch6t: 1t; czHscl , (2) czHsoNoz, (3) cH3No2 (a) Tri nitro glyxerin (5) tri nitro toluene (6) (C2H5O)2O (7) (C2H5O)2SO2 Nhirng ch6t este ld: B- (1) {2) {4) {7). HD: Este td sdn phiim thu dwqc khi cho axit fu6 co hay hftu co ) tdc dqtng vdi rwqu CzHsOH + HCI * CzHsCl + HzO. C2H5OH + HNO. < ) C2H5ONO2 + H2O. 2C2H5OH t' HzSOq a + (CzHsOlfOz + ?H:O. 1 I www.VNMATH.com C:Hs(OFI): + 3HNOt A+ Cr-#;(ONO2)r + 3HzO' CAU 12 Clo gif vai trd li chAt oxi ho6-hong cdc phin img: i)' I, ?,3,'{,5,6' c6u 13- MQt loai rugu c6 kh6i luang ri€ng 0,92 g/ml thi d-0-rugu cria n6 li: *3- 4{}'()' t{D: D0 nrqu ld ?(, theo Y' Ap dang cdng th*c dadng chdo, ta c6: fItO (tl:I) =\ A.g2 0,12 : 6 CzIlsOIl (d-0,5) \0,08 -+ q. Vqv dp ruquIq 4q%-, Ca" i;- H6n hgp X !O* 2 hydrocacbon m3ch ho c6 fj' nr6i troi so vdi hydro ld 11,25 ' Cho X di chQm qua dung dich nudc iro* Au, sau khi pnan ,ring xiy raiodn todn kh6i lugng binh tdng th6m 0,84 gam' X phdi c6 hydrocacbon: Ii- ProPen. ]-{D: L{ : 11,25. 2 : 22,5. Trong 2 hydrocacbon phdi c6 cHt - yhai InqnT cfia cHq : (l '792 ' 22,5)/22,4- 0,84:b,giio",,railotcuo:a,g6/i6:0,a6vasiimolc*ahydrocacboncdnlqild0'02 mol ' + A,I: 0,84/0,02 : 42 : CsHa NOs thu dugc 6,72 cf,u 15- MQt loai d6 chira cacor vd MsCOr dem hda tan bdng 190gl9Yig-f*h H lit khi coz (dkrc). Sau ph6n ungphni a,lng ioo gam fung oichNaoH 8% de trung hda HNOr du' dung dich rlem c6 cpn thu iul. c 63 ga"m rnu5i tfr*. COng thtciria lopi d6 d6 ld: c- cacor'2Mgco3' HD: C6ng thftc lit aCaC:Os.bMgCOs aCaCoj.btuigC73+Z(o+b)HNOs-' +aCaNO:)r+bMg(t'{_Ot12+(a+b)CO2+(a+b)Hd) HNOs + NaOH +NaNgs + H2O. nmto:: 2i*t: 0,6iot. nur,iosa: ltNaNo3: 0,2mol sau khi c6 cqn '*',iirA,r'iil;-simCaNo)r,-Msfibi,raiiwo,. Q6a-0,3a)/(a+b)+ (118'0,3b)/(a+b) + 85'0'2 63: a: 2b Suy ra a :] ; b : 2 va.c6ng tfu}c cila dd d6 ld CaCO j.2MgCo j c6u t6- Eun nong *Oirra. hqp ;o; t'i gam Ci{3cooH v! 4-,6 gam HCooH v6i.18,4 gam czHsoH c6 m{t cria HzSO+ dac, sau phan rmg thu duic h6n hqp este^v:1i 8,8 gam CH3COOC2Hs vd 5,55 gam HCOOCzHs. Hi-eu r;il;;tmtJ,i"g vdiz axit iHrCooU vd HCooH lAn lust ld: B- 50'rh-75'/' HD: n5'sj1;ooH : 0,2mol ; nHCooH: 0,1 mol ; ncznsou: a'4 mol' Vi sii mol r$ou > sii mol axil nan lti{u surir ttnh rheo axit: HiQu suiit v6i CA,Cfjoi'zHs - 8,8.I00%i8B-0,2 : 50%; Hi€u sudt diSt v1t HC}}CzI{s : 5,55.100%/74-A,l: 75%' :. ;;;i?:;5t .iiv troan ;63dn 6,72lit (dktc) mQt h5n hqp.ggm CzHzvitCzFI+ r6i cho todn bQ sin phdm ch6y vdo dung dich nudc v6i trong du, sau phnn ung kh6i lugng binh nudc vOi tdng thOm 33,6 gam vd c6 m gam t<Ct ma. rn c6 gi6 tri ld: D- 60 garn' HIi : Gpi x vd y ld si| mo! CzHz vd CzHt ta cti: x + y : 0'3 2CtHz + 5Oz -"+4COz + 2HzO CzHo-+ 3 Oi 2CQ2 + 2H2O ta c6: 2.(x+y).44 + (x+21.18 : 33'6' Gidi hQ pt x: 0,1 vt\1; : 0,1 tA i"i COt: 2x + 2y : 0,6 mol nAn:iyol CaCOs - 0'6 vit m: 60 gan' C1u 18- Dung dich A chiia 0,01 mol pr6or), ua 0,15 mol HCI c6 khd ning hda tan t5i da m gam Cu (tpo ra khi NO duy nh6t). m bEng: B- 3,2 gam' HD. Cu + 2Fi3* TFtt- * c'u2* 0,00s a, t 3Cu + 8rr + 2NO; -+ 3Cu2' + 2NO + 4HzO 3 mol I nrcl 2 mol Xntol0,l50,03lI+(tuvdx:(3'x'0'03)/2:0'A$mol' Vq' sii gam Cu phdn *ng : (0,045 + 0,005)64 : 3,2 gam' Cffu 19- Nhiet phdn hodn todn 20 m6t h'6n fi;ilUgCO!, CaCOg vdBaCOg thu dugc chat khi e' d;;idp il ij; dung dich nu6c v6i trong'ttliouq. io ggo tet tria tring vd dung dich C, dun n6ng dLrng dlch C lai thu duq? e;;kg, ttr Yotittoi toqttg cria MgCo: c6 gi6 tri ld : D- khoing 5?'5- 86,'15610. .__+ IvtO + COz HD: Goi cong th*c cfia 3 muiii ban ddu ld IutCO:' ]ulCO3 CO2 + Ca(OH)z + CaCOs + H2O 2CO2 + Ca(OH)2 '-+ Ca(HCO:): Ca{HCOs)z '+ CaCOs + COz+'H2O nCOt: A,1 + 0.06x2 : 0,22 moL www.VNMATH.com Goi sti trtol AigCO:,CaC) j, BaCO: trong I\7gctnt h|n hpp tin taqt biing x, y, z ta c6: 81x+ 10fi,+ 1972:100 xty*z:,022x5:1,.1 -, y z- 1,1 -z v-it 100< (1ATv+ l97z),/11t+z)= 01A-B4x)i(l,t-x) <. 197. Suvra 52,5!%<B4x<86,75%. CSu 20- Cho 0,25 mol CuO tan hiit trong dung dich HzSOc 10% vta dir vd dun n6ng, sau phAn img ldrn lanh dung dich d6n 10oC. Lugng tinh thd CuSO+.SHzO t6ch ra kh6i dung dich ld m gam, bi6t dO tan cria CuSO+ d 10"C bingI7,4 gam, m nh0n giri tri: A-38,5 gam. " fID : nCu) : nCuS)+: A,25 mol : nt CtrSOt - 0,25t160 : 40 gam nH2SOa - n{)uO : 0,25 : trttdi lwqn7 dung dich Hzfiot 20% cdn ; 0,25x98xlAA/20 : 122,5 ganl. t{hi|i bqng dung dich CuSO+ ld: 122,5 + 0,25x84'- 142,5 gam. DQ tan cfia CuSO,t 6' l0"C ld 17.4 gam t{rc ld cir 100 gim I{2O hdd ten duqc 17,4 gum CuSOa tqo t'a rhmg rlich bdo hda. Gpi a lc\ tii go* Ct$O,t.5HzO tirch ra thi s:ii gam CuSO,t tdch ra Id l60a/250 vd sii garn HzO trir:h theo ld 90c/ 250 ta cd (40- /60a/25Q : (142,5-40-90ai250) 17,4: 100. snyra (I:38,5 gam. CAu 21- 56 6xy h6a cria S trong phdn tu (NH+)zSzOs ld: A. +6. Cim22- D€ ph6n biQt phenol va iuqu benzylic ta phai dDng thu6c thti C- Cin 2 vi 3 trong s6: i - Na. 2- dung dich NaOH. 3- dung dich nu6c brom. 4- dung dich nu6c v6i trong. Cfiu 23- O6t chay hodn todn 2 hydrocacbon c6 cilng s6 mol vd cirng s6 nguy€n tri C trong phdn tft thu cluo-c 1,76 garn COz vd 0,9 gam I{zO. Hai hydrocacbon d6 ld: A- Cztlo vi Cz}I+. HD: tr/i nHzO > n(loz n€n chi c6 I trudng h.op xay ra: ho(c I ankanvd I anken Ndu ctt 2 an kan thi chi ld I chdt, ndu I ankan vd l ctn kin thi kht diit sd cd cimg sii mol HzO vit COz. Gpi ntd sii rcgtryLn t* C vd sii mol ld a. Ta c6: Cnlf:,1t + Ot + nCOz + futI)tI2O CnI'Iz, + Ot + nCOz ",' nH20 an + an : 0,04 -+ an : 0,02 e(n+I) + an:0,A5 -+arl*ct * an: 0,AS +a:0,0lvdn:2 Cfra24^ Cho hai mu6i X, Y tho6 mdn eli€u kiQn sau: X + Y ) khOng xiry ru phin img. X + Cu -> kh6ng x&y ra phin ung. Y + Cu + khOng xiy ra phdn img. X + Y * Cu + xiy ra phin img. X vd Y ld mu6i : A. NaNOr vh NaI{SO+. Cfru 25- Cho c6c ch6t: CaHleO, CaHeCl, C+Hro, CaHlrN. SO d6ng phAn cria c6c chAt giSm theo thrl qu: C" CqFtrrrN" CaFIr*Oo C+HcClo C+Hro. CAu 26- Cdc cdukhdng d!nh: ll Chhthiru co ndo c6 khd ndng cQng du-o. c hitlro sE cQng iluo. c dung dich brom. Ill Chlthiru co ndo c6 khi n[ng tao dung dich xanh vdi Cu(OH)2 s€ tac dpng tlucr. c vdi natri. S. I sai,ll dr&ng. Cdru27- Phdt bi€u elring: C. R.wqru thorn IA chAt cd nh6m hidroxyl gf,n tr6n m4ch nhdnh cria hidrocacbon tho'an" Cflu 28- Dung dich X ld h6n hgrp cria rugu etylic voi HzO. Cho 20,2 gam X t6c dr;ng v6i Na dr.r thu du-o. c 5,6 lit H2 (dktc). nitit ttrOi lugng ri€ng cria rugu la 0,8 g/ml vd cria H2O la I g/ml. EQ cua rugu X ld: A- 92.74". .HD: Goi x vd y td sii rnol CzHsOH vd H2O nong hdn hqp X, ta c6: x-rl:0'5 16x + l9y : 20,2 gidi ra ta du.oc x: 0,4 vd x : 0,1 tft uzo: 1,8 -+Vuz6: 1,8 mt vd m c'zttsoH: 0,4.46: 18,4 "-+Yc:zusou 1B,4i0,8 : 23ml Y,$y dO ruqu ld 23.1\aiQ3't I ,8) : 92,74". Cffu 29- Khi d6t ch6y hodn todn mQt lugng polyme X ( t4o thanh do qu6 trinh d6ng trDng hgp dimeryl buta-1,3 dien vd acrylonitrin) vdi luqng 6xy vila dri t4o thdnh mQt h6n hqp khi o diAu kign nhiQt d0 vd 6p suAt x6c tllnh ch&a 57,69Yo COz v0 th6 tich cdn lpi ld hoi nu6c vd kh( Nz. Ty lQ mol cta 2 monorne tusng img trong X ld: A- l:3 IID: Sanphdm ld [x(CII2- C: C- CHr).yrCfIz-CH-J, li CHS CH: I CN www.VNMATH.com khi n : 1 ta c6:C6ng thtkc nguyAn xCoLIto'yCstl3ll' phitn *ng chay: xCaf{to.tCs-I13M + Oi -*(6x+3y)CO2+ $x-3i2fl112.Q + 1/2N2 ria ii "n' i,r'i hi't na6c vd N zt d I 0 0- 5 i, 69 - 42' 3 t' l['a cd : (6x+3il/(5x+3i21'+v/2) 57,69/ 42,31 + x : y : 1: j Cffu 30- D6t n6ng *d;'6^;; sd; ;0 gam bQt Fe r;a 3-0 g-?T b6t luu huimh trong tlidu kien khdng co kh6ng khi dc pnan .mg .av J i*." toan ihu du,o. c ch6t ran X. Hoa tan chf,t ran X bing dung dich HCI du thu dugc dung dich y-va [ni z, d6tcnay noan toan z "an toi ttri6u v lit khong khf o dktc (chira ii5 oz vC ttr6 tich). Gi5 tricria V ld: C- 165 lit' I{D: nFe > nfi n€n ,sau phdn *ng chay s hdt, ltet,qud cuiii ci.tng ld Fe vd s nhadng e cdn oxy nhSn e: Fe - 2e : F'e*2 Sii mol e md Fe nhtdng 60'2/56' ! . S - 4e : To Sis mol e mir s nhudng SO.iiSZ gpix k\ t2yolOz thi s6 mol e md Oznhdnlir 4x' 6A,2/56 + 30.4/32 : 4x '-+ x = 1,473' mol viti'tol'- t''1f 52'22'4'5 : 165 lit CAu 31- MQt lopi nu6c cimg c6 chira 0,0;'^;;*; ; 6,oo n,otJvJ; 0,03 mol Mg'*; 0,01 mol NH+.; 0,02 mol SO+2-; 0,1 I mol HbOl- va * *ol Cft- C- O,tiZ mol vh nu6c cr?ng t4* th&i' ( x nhfln gi5 tri 0,02 mol vd nudc ld nudc cimg t4m thoi') "'" ii,i'i tl mot HCo3- > 2-sd mal M! " vd oa'n Ciu 32- MQt h6n hqp gdmNzi Hz vi NH. ;; * ryi hgr ;o^vdi hydro Uang 8t cho h6n hqp ndv di qua dung dich Hzso+ oaJtf;ilrre ti"r, "on tai mot,-r*. rr,ann pnan % theo v cfia c6c khftucrng img trong nu"Iff 'fr; nu, : #;1Y';?.;/;'ni!,';,so,t ditc chi c6 NH: rdc dqng. coi m9i tu.sng-phdn.,.*"'*ns binh crta H2 rtd N2 lil lvt, ta c6 At{ + I7)i2: 8 -+ M :!5''Suy ra % crta Hz : % c*a Nt vi AI bdng trung b]yh 11ns . x L^* L^: r-:* r^oi ',a im 30% vc klroi luo-ng) vdo 50ml dung Ceu 3i-lir gam h6n hqp hai kim loai Fe, Cu (tronq d6 Fe chi( ffi *,;;;;;;;t;tt (d: 1,38 ;""fit,il'"0"g,-r.ryiv dou hdn hqp t6i e6c phan img hodn todn thu duoc rdn A "an'nang ti,z5 m gail, a"ng oi.r., g ui'o,lz tit tr6n hqp khiNoz vd No (dktc)' co cqn J.*g oi.rt e thi thu auqi g- 35,1gam mu6i khan' I'ID : Khiit luqng Fe : 0,3m (g); khdi t"q'i-'i' l: 0'75 m(g) SuTt ra luong Fe phdnil'ng: 0'25 m > Fe du : cu chra phdn wng. Dwng dich B chtita FeNOs) z, bh6ng ct5 FeNOs) j vd ctt(Nos) z lthdnhwkhi = 6,72/22,4: 0,3 mol sd mot HNot: t9 ]':9^u' =s,6e (rnot) 100.63 Fe __) ps2* + 2e NO3' + 3e -)NO NOj'+e + NOz 56 mal Noi tao rtuiii : 0,69 - 0,3 : 0,i9 (mol). Kltdi tirqng FeNos)t: |'0,:lts 6+62'2)= 35'1(g) iru.il;il;Jffii:r il, sd oxi ho6 cria cdc nguy.n t0 c6 th. thay d6i lrgqc r<ngns thav d.i. 2) Trong phan ung rG .6'"*i rt"a cua # ngi'yen't6 ": rlC thay d6i ho4ckh6ng.thay tl6i' 3) rrong prran.in! il;";uli,';5;;il"6 Ju?" neulcllq :::ii:1il-i9i hoac khong thav ti6i' +; fron! bttan ting iro6 hqp, s9 oxi ho6 cria c6c nguy€n t9 khonu tnav cor' 5) rrong phan ung trao d6i, sr5 oxi h"i;;;;i" "i"t9" :g:-: ttti"j oqi hopc khong thav d6i' 6) Trong phan ung il ;6i so oxi ho6 cria c6c nguy€n 1o 51rons thay t10i' 7) Trong phen ung ;hq ;5;;t h;a .'it-t* nguvci to luon thav tt6i' ' t'lttung ciu thing lh : I] 1,3,6 r1' Cfru 35- Nfr6g"rt6t ra"Aong phln c6u tao crla nhau: C- 1 vi 4; 3 vir 7' cf;u 36_ Cho bi6t 0,g5 gam MnOz kh# d;ft; tac dimg vi:a dri vdi 0,855 garn axit oxalic trong moi trucmg axit sunfuric theo Phin img : MnOz +H2C2Oa + H2SOa -+ MnSO++COzt+HzO Yotqp chdt c6 trong MnO2: B- 13%' HD: nHzCzO4:0,8851gA:rttr4nOz -t m Ir'InOt: 0'885'87i90 : 0'855 gom %tqp ch(it: IaT% - 0,855'Ia0%/0'95: I3% www.VNMATH.com [...]... mol bqc nln theo cdc ddp dn B chi cd thd td 1"1(-.HO CAU 38-, Cho m gam mitn cua c6 chtra 60:%;o xelulozry thriy phdn thinh glucozo, sau i16 l6n men thdnh rucvu D6 thu dugc 1,40 lit rucru 90o thi m bing: Ili 5135,87gam ( hiQu suAt cria tirng ph6n img chi ttat 8o%.) HD: 77ong ruo.u 90n thi c* I lit rao.u co 0,9 lit Czlldll-i v$t trong 1,40 lit raou cd 1,4.0,9:1,26 lit {:2tJsOH t,d sd mol ruo.u ld 1260.0,8/46:2t,gl... cudng dQ ddng diQn 9,65.ampe thi dung dich thu- . phdn thinh glucozo, sau i16 l6n men thdnh rucvu. D6 thu dugc 1,40 lit rucru 90o thi m bing: Ili 5135,87gam. ( hiQu suAt cria tirng ph6n img chi ttat 8o%.) HD: 77ong ruo.u 90n thi. chi c6 I trudng h.op xay ra: ho(c I ankanvd I anken Ndu ctt 2 an kan thi chi ld I chdt, ndu I ankan vd l ctn kin thi kht diit sd cd cimg sii mol HzO vit COz. Gpi ntd sii rcgtryLn. CaFIr*Oo C+HcClo C+Hro. CAu 26- Cdc cdukhdng d!nh: ll Chhthiru co ndo c6 khd ndng cQng du-o. c hitlro sE cQng iluo. c dung dich brom. Ill Chlthiru co ndo c6 khi n[ng tao dung dich xanh vdi