Đề thi thử môn hóa học trường đại học sư phạm Hà Nội - đề 2 pdf

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Đề thi thử môn hóa học trường đại học sư phạm Hà Nội - đề 2 pdf

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Cdu 7: Trong so d6: CH=C-CH3 A: CHyCH2(Ol-l)-CH20H c. cH3-co-cH3 nhi6u dieste ? A. 8. DE THi rHU'DAI HgC LAN'rHLl II NAI\{ 2010 rvrol Ho,A. HOC Tlti'i gian: 90 Phtit c.12 TRtlol\G DI{SP HA NQI TRTJ'ONG TTTPT CHUYEN Me tlii: 208 I. PHAN CHUNG CHO TAT CA THi SINH cdu 1: co 4 dung dich, m6i dung dich chua 1 trong 4 cnSt: cHoo, cHsN, cH2o cH2o2. Dung ch6t ndo d6 nh6n bi6t ch0ng ? alCijy qu! vii dung dlch AgNOy'NHs 9. 9l?V quy, dung dich AgNOg/NHs va Na C. ciai, duy va ound oicn rJCt. D. GiSy quy, dung dich AgNOg/NH3 vd dung dich FeCl3 C6u 2: Trgn 100 mt dd X chua KCt 1 M vd NaCl 1,5M voi 200 mldd Y chua AgNo3 a M vd Pb(No3)z 0,5M thiy phin ung xdy ra vua di vd thu dugc b gam k6tt0a Tim a, b' -A. a= 0,15M, b = 35,375 gam B. a = 0,25M, b =.44,975 gam C.a=0,5M, b= 34,375girn D'a=0,25M, b='34,975gam C6u 3: Chi dung hod chAt ndo duor day d6 ph6n bi6t hai d6ng phin khdc chuc co cung c6ng thuc phSn t& CaHEO A. Al B' Cu(OH)z C. Dung dich AgNOa/NHg D' CuO, to Cdu 4: Tdch ri6ng Ag ra khoi h6n hop Ag, Cu, Ni, Fe & dqng bot (chi dung mot dung dich ch0'a mOt hoa'chdt vd kim toaican tach giO igu-yen kh6i luqng ban dAu;. Dung dich cdn dun^g lA A. dd HCI ' . . B. dd HNO3 d{c, ngu6i C. dd FeCl3 D. dd HzSOa lodng C6u 5: Cho 13,68 gam ruqu X tdc dqng vua d0 vo,i 8,28 gam Na. Oxi hoa X thu dug'c andeh.it Y(ch.ich0a mOt loai nhom chuc). cho 0,05 mot y tirc oung vbi Ag2o du trong NH3 thu ducvc 21,6 gam Ag cong thoc cAu tao thu gon cria Y la: A. HCH=O B. cHg-cHz-cH=o G. o=cH-cH2-cH=o D. o=cH-cH=o C6u 5: Nguyen tu nguy€n t6 X tao ion X T6ng s6 hqt proton, notron, electron trong ion X' bing 1 16. 56 thu tu cr]a nguy6n t6 X trong bdng tuAn hoAn ld? A. 33 B. 1J* " c. 80 D' 35 +tt('t > X, 4X, :Y:Y + Xg thi Xs ld: B. CH3-CH2-CHO D. CH3-CH(OH)-CH2-OH c6u B: H5p thu vtit co2 (dktc) vdo 1 tit dung dich NaoH ofy 1nu dugc dung dich X. cho dung dich BaClz du vao dung dich X thu duqc l]rlur ret tia. Bi6t 0,448 lit < v < 3,136 llt. Hdi m co gi6 tri trong khodng nao? A.s,g+gam < m s 6gam B'3'94gam < m < 19'7gam C.3,94gam.m.1t,82gamD'3,949am<ms11,82gam ciu 9: NunE nong 82,75 gam pb(No3)2 thu iluEc 7'1,95 gam chSt rin. HiQu su5t phdn ung phdn hu! lzt' A.4A% - 8.25% c.27,5% D' 45% Ciu 10: Dun h6n nqp A va B Cl6u co c6ng thuc-ph5n tir CsHeO-z vdi dung dich NaOH thu duqc h6n hqp 2 mu6i natri cua 2 axtl'. CeHoOz (A1), CaH4Oz (81) va 2 sin phjm khdc' T-6n cia A vA B ld: A. Vinyl propionat vd etyl acrylat B. Etyl axetat va vinyl axetat C. Axii piopionic va axif acrylic D. Vinyl acrylat vA rtyl propionat Ciu 11: Etilengticot tdc d'ng vdi h6n hgp 4 axit CH3COOH, HCOOH, C2H'COOH, C'H3COOH thi s€ thu duoc bao D.6. Y ld nguy€n t6 hoa'hqc nAo trong s6'eec nguy6n t6 8.10 Cdu't2: MQt nguy6n tt} Y co t6ng s6 electron d phdn ldp p la 11 sau? A. Luu hu!'nh (Z = 16) B' Flo (Z = 9) C. Clo (Z'= 17) D' Kali (Z= 19) Ciu i3: Cho X tA mQt dipeptit tao ra tr.r,aminoaxit thi6n nhien (chua mot chOc amin vd mot chuc.axit) ?i qqy p!an hoan todn 9,4 gam x .AriJ[ng 6B g"r nudc. X6c dinh cong tnoc cAu tao cOa aminoaxit tgo ra dipeptit tr€n bi€t ring khi thtiy phAn chi tao ra mOt aminoaxit A. CHg-CHz-CH(NHz)-COOH B' CH2(NH2)-COOH C. CH CS|NH.j-COOH D. CH,-CHz-CH2-CH(NH2)-COOH ciu 14: cho 7,45 gam KCI vd 28,2 gam Cu(NO3)2 vio nudc thu dugc dung dich X sau mOt thoi gian di0n phin' khi tna' f,nOt f tl,qng au;g dich gidm t O,Z6 gam tnl Xn6i luqng cria catot tdng l€n bao nhierr gam? A.2,5 ganr cdu 15: Tron 0,1 llt dung dich X chua NazCO3 0,2M vA KzCOs 0,3Mvdi 0,4 lit dung dich Y chua HCI 0,175 M vit HaSO4 0,1M sau fni pndn"ung hoAn toin thu duqc dung-dich Z c6 pH bdng bao nhi$u? A. 1 -e. o,s c.3 0'2 ciu 16: cho m gam Fe vdo 0,2 lit dung dich X chua HNO3 0,2M vir H2SO4 0,1M sau phdn ung con 0,4 m gam kim ;;i;;"1;; naf oung di.h1 "a r,ni r.trp,. co cqn dung dich Y thu duqc a gam cnAt rin' Tim m vi a? A. 5,6 gam vd 6,08 gam . B' 2,8 gam vd 6,78 gam C. t,tf gam vd 6,78 gam D' 2,8 gam vd 6'08 gam Trnnp I/4 - h'ld rti thi 2A8 t Ciu 17: X6t cdn bing hod hoc crla cdc phdn ung sau: (1) H2io) * lz{n, = 2Hl1x; (3) Nzr^r * Or rxr 2NOrxr (5) FezOi i,r + 3CO 1x1 = 2Fe 1a + 3CO2 161 Khr tang 6p suat c5c phdn ung co c6n bing ho6 hoc khong bi dich chuy6n la l A. (1), (2), (3) B. (1), (3), (5) c. (2), (5) D.(1), (2), (3), (5) | Cdu 18: Cho phdn ung: KBr + K2Cr2O7+ HzSOq * Brz+ Cr2(SO4)3 + KzSOa + HzO T6ng cdc h6 s6 cria cAc chSt phdn ung (& dqng nguyen, t6i gian nhit; ta: A. 15 8.14 c. 13 D. 16 Ciu 19: Cho cdc phuong trinh phdn ung sau: ' HzS + Xliniy ) Y(,en) + Z(rong) ; Y + X -+ T(r,ni) Z + T + G1rn,; -+E1ron91 + F(rans); Cu + E -+ H + T + Z X, Y , Z, T, G, E, F H l6n lucrt ld cdc chAt sau. A. 02 S, H2O, SOz, Clz, H2SO4, HCl, CuSOr B. Cl2, S, HCl, SO2, Clz. H2SO4, HzO, CuSOr C. 02 S, H2O, SO2, Cla HCl, H2SO4, CUSOq D. SO2, S, HaO, SO3, Clz, H2SO4, HCl, CuSOr Cdu 20: Cho 3C gam h6n hop gom KHCO3 vd CaCO3 vio dung dich HCI du, thu l5y todn b9 khi sinh ra cho vdo 0,2 lit dung dich Ba(OH)2 1,2 M thu duoc a gam ket trla. Tim a? A. 35 46 gam B.45,26 gam C. 12,35 gam D.24,56 gam Cdu 21: Caosu Buna-N duoc tao rs do phen ung d6ng trung hop girl'a buta-'|,3-dien vd acrilonitrin (CH,=Q11-CNJ. O6t ch6y hoan todn caosu Buna-N v0i kh6ng khi vua d0, sau d6 dua h6n hop sau phan ung vd 136,5 oC thu duoc h6n hcrp khi Y co chua 14,41o/o C02 vd th6 tich. Tim ti 14 s6 mit xich gioa buta-1,3-dien vd acrilonitrin trong polime X tren? A.3'.2 8.2'. 1 C.2'3 - f D.1:2 Ciu 22: O6t cnay hodn todn 0,025-€otb6l hcrp axit acrylic vd axit propionic, h5p thU sdn phAm vAo 2,8 lit dung dich Ca(OH)2 0 02M thu duoc bao nhi6u gam k6t tda ? A. 5,69 B. 3,79 C.7,5 D.3,59 Ciu 23: Phdn ung ducrc dung 06 dieu ch6 SOr trong cdng nghiQp lir: A.Cu + 2H2SOod/n -) SO2 + CuSOr+2HzO B.4FeS2 + 11Oz -+ 8SO2 + ZFezOt C.3S+ 2KClO3d -r 3SO? + 2KCl. D.C+2H2SO4d -r2SO2+COz+2HzO Ciu 24: Cho so do sau biet A la andehit acrylic: A.*Al +X (ruou da choc) > A2 (c6Hroo4) \ - +Y (axit da chr?c) \ * At (rugu) 44 (C6H10O4) Cic chAt Ar, A3, X, Y l6n lucrt ld: A. CHr=611-COOH, CH3-CH2-CH2-OH, CaH6(OH)2, CH2(COOH); B. C H3-C Hz-COOH, C F,lr= g 11-" tz-OH, CsHs(OH)3, CHa(COOH)2 c. cH3-cooH, cH3-cH2-oH, c2H1(oH)2, Hooc-cooH D. CHr=61'1-COOH, CH3-CH2-CH2-OH, CaHs(OH)3, CHz(COOH)2 Ciu 25: Hod tan hoin todn 149 h6n hqp X (CaO + Fe ) bdng dung dich HBr du. Tfnh kh6i lusng HBr tham gia phdn ung r A. 24 39 8.40,59 C. 35,6 g D. Kh6ng xdc dinh tlugc Ciu 26: Hidrocacbon X o di6u kign tidu chuAn cd kh6i luqng ri€ng ld 2,321. L5y 7,8g X cho vio dung Cich Br2 du thiy cO 72 g Br2 tham gia phdn ung. T€n ggi c0a A lA: A. Buta-1,3-dien B. Xiclo buta-1,3-dien C. but-1-in D. Vinyl axetilen Clu 27: Cho V lit dung dich HCI 0,02 M vio 0,1 lit dung dich NalAl(OH)lI 0,2M sau phen ung lgc 6y k6t t0a d'em nung ct6n kh6i tuqng khOng tt6i thu dugc m gam ch6t r5n. Bi6t 0,9 llt < V s 3,25 llt, h6i m c6 gid tri hong khodng ndo? A.2,34gamsms7,8gam B. 0,255 gam s m s 0,918 gam C. 0,255 gam s m s 1,24 gam D. 0,255 gam < m s 1,02 gam Ciu 28: Hiy chi 16 ch6t nio ld amin (1) CH3-NH2 (2)CH3-NH-CH2:CH3 (3)CH3-NH-CO-CH3 (4) NH2-(CHz)z-NHz (5) (CH3)2NC6H5 (6)NH2-CO-NH2 (7)CH3-CO-NH| '(8) CH3-C6H4-NH2 A.(1), (2), (5) B. (1), (5), (8) c.(1), (2),(4), {5), (8) p.(3), (6), (7) Ciu 29: C6ng thuc t6ng qudt c0a mQt aminoaxit no lA: A. CnHzn'sOrNz B. CnHz^*rOrNz C. Cn*1H2n'1OaN2 D. CnH2nO4Nz ciu 30: cho c6c chat: cH3cHzcHzcHClz (1), (cH3)3c-oH (2), cHr=91611rr-cH2cH3 (3), xiclopentan (4), cH3cH(OH)- CH2CH2CH3 (5), (CH3)2C(C|)-CH2C| (6), CH3CH(CI)-CH2CH3 (7), (CH3)2CH-CH2OH (8) Nh0ng ch6t la d6ng phAn cOa nht, ?1 ue 6; 2 vir 8; 3 vi 7 B. 1 vir 6; 2 va.8; 3 vi 4 C. 1vd3; 2vA8, 3vd4 D. 1,6vi7; 2vir8; 3,4vit8 (2) CaCO3 (r) = CaO (r) + COzrxr (4). 2SOa (xr + Oz rxl = 2SO3 1x, I l Cau S1: Ddy ndo sau d2ry gom cac cn6t Oeu co th6 phdn ung voi Cu(OH)2 d di6u ki€n ihich ho,p ? A. Glucozo, Fructozo, saccarozo, xenlulozo B. Axit axetic, saccarozo, andehit fomic, mantozo C. Glucozo, ho tinh bot, andehit fomic, mantozo D. Axit fomic ho tinh b6t, glucozcr, saccarozoj Cdu 32: A co cong th0'c phan t[r,CsH1lCl Ten cda A phu ho'p vo'iso'do A + B (rucru bic 1)-+ C-_+ D (ru.ou b?c 2) ) E-+ F (ruou bAc 3) ,i Ciu 33: D6tchey O,672lit (odktc) h6n ho,p hoicrla ba ruqu no, don chuc, ke ti6p nhau trong d5y dong cldng thi thu duoc 1,12 lit khi CO, (dktc). H6n hqp ba rugu do lir A. propanol, butanol, pentanol C. etanol, propanol, butanol A. 1-Clo-3-metylbutan C. 1-Clopentan A. kim lo?i vd khi hi6m C. phi kim vd kim loai Vay X, Y , Z, T l5n lust ld: A. Nal, KzCOa, HCl, A9NO3 C. AgNO3, Nal, HCl, K2CO3 B. 2-Clo-3-metylbutan D. 1-Clo-2-metylbutan B. metanol, etanol, propanol D. butanol, pentanol, hexanol B. khi hi6m vd kim loai D. kim loai vd kim loai B. AgNO3, HCl, Nal, K2CO3 D. Nal, HCl, AgNO., K?CO3 Ciu 34: Cho 8 gam h6n hop X g6m Mg va Fe vdo dung dich HCldu thu tluEc 4,48lll H2 (dktc). N6u cho 8 gam h6n hqp X tr6n vdo 0,14 lit dung dich CuSOr x (M) thu dugc ch5t rin Y vd dung dich Z. Cho dung dich NaOH du vio dung dich Z, loc l5y tettfra roinung den kh6ilugng khong d6ltnu dwqc7,2 gam ch6t rdn E. Tinh x? ' A. 1M B. 1,5 M c. 1,2 M D. 1,6 M Ciu 35: Cho dung dich NHs d6n du vdo dung dich chua 3 mu6i FeCl3, AlCl. vd ZnClz thu duEc ket trla X. Nung X dugc chSt rdn Y. Cho ludng khi H2 du di qua Y nung nong thu duoc chdt rAn Z, Z ch0a ; A. Al2O3 vd Fe B. Al, Zn, Fe G. Alvd Zn D. AlzOg, Zn, Fe Cdu 36: Nguy6n tir crla nguydn t6 X co electron d muc ning lugng cao nhSt lir 3p Nguyen tir ctla nguy6n t6 Y c6 electron d m0'c ning lugng 3p vi c6 mQt electron d phSn lop ngodi cung. Nguy6n tir X vd Y co s6 electron hon k6m nhau ld 2. Nguydn t6 X, Y lan luot ld Cdu 37: Cho m gam h6n hqp X g6m: Fe2O3, CuO, MgO, FeO vd Fe3Oa vdo dung dich HzSOq dNc, ndng thiJ -{uqc 3,36 lit SOz (dktc). Mdt khdc nung m gam h6n hqp X v0i khi CO du thu dugc cndt r6n Y vd h6n hop khi Z. ChoZvAo dung dich Ca(OH)z du thu duqc 35 gam k6t t0a. Cho cndt rdn Y vdo dung dich HNO3 dic, nong, du thu duqc V llt khl NO2 (la sdn phdm kh} duy nn5t, d dktc). Tim V? {t G.44,8 lit A. 11,2 tit B,MTft' D. 33 6 lit Cdu 38: Mqt h6n hqp gom ankin A vi Oz du (O2 chi6m eliO tn6 tich h6n hqp) nap ddy vdo binh kin. O6t chay noan todn A rdi dua ve nhi6t dd ban dAu cho ho,i nuqc ngung tu h6t thi dp suSt gidm 115 so voi 6p suSt ban dAu V6y A lA: A. CaHe B. CsHo c. c3H4 D. CzHz Cdu 39: Cac ch6t A, B, C dong phdn co cOng thuc ph6n ti' CaHBO. Dd nhan biet m6i ch6t c6n dung A. Kim loai Na, CuO, dung dich Brz B. Kim loai Na, CuO, dung dich KMnOn C. Kim loai Na, CuO, dung dich AgNOe/NHs D. Kim loai Na, CUO Cdu40:C64lgmdtnhanX,Y,Z,TchuacdcdungdichkhOnglAnluo,t: HCl,AgNO3,Nal, K2CO Bi6t: Xtaok6ttOa vdi Z, khdng O6i mAu qu!' tim. Y tao 1 t<6ttia vd 1 khi vliX,Z,f . II. PHAN RIENG (fhf sinh chi daqc ldm mdt trong hai phdn) PHAN 1 : THEo CHUoNG TR|NH CHUAN Cdu 41: Nh0ng 2 thanh Zn vdFe c0ng vio dung dich CuSOr thu dugc dung dich trong d6 s6 mol mu6iZnSOo blng 2,5 l6n s6 molc0a FeSOr. Kh6ilugng Cu bAm vAo thanh Znlda (gam)vd thanh Fe ld b (gam). So s6nh a vd b. A.a=8b B. b = 2,5a C.a=5b D. a = 2,5b CAu 42: Phuong ph6p di6u ch6 ancol etylic ndo sau dAy chi duqcdung trong phdng thi nghiQm? A. Thu'! phAn d5n xu6t halogen trong mOitrudng kidm B. L6n men glucozo. C. Cho h6n hqp khietilen vA hoi nudc di qua th6p ch0a HePOa D. Cho etilen t6c dqng vdi dung dich H2SO4loing, n6ng. Cdu 43: Nudc Javel, clorua vOi li nhOng chAt c6 ttnh oxi ho6 manh dirng tAy tr6ng sgi vdi, giAy, dung sdt trUng, tAy u6 -,,t,t- ve srnn no rac, cong rdnh. Tuy nhi€n clorua vOi duEc dirng nhiAu hon nu0c Javel vi: A. Kh6 bdo qudn hon B. C6 tlnh hAo nudc C. Rd tiAn hon. . HAm lugng CIO- it r,hst'r ';' Citu 44: Hoir tan 5 mu6i: KCl, AlCl3, t,igoCt, K2S, C6H5OK vAo nudc dwbc 5 dung dich tuong ung. Dung dich nio ldm qu! tim hoA xanh ? A. NHlCl, AlCl3 B. KzS, C6H5OK c. Kct, Atct3, NH4ct D. c6H5oK, Alcl3 Ciu 45: Ch6t X co c6ng thuc phAn t& la C5H10O2, Bi6t X tdc dqng v0i Na vd NaHCOs. C6 bao nhi6u c6ng thuc c6u tao thod mdn? 4.4 8.5 ;, c.3 D.6 i Cau 46: Thuc hiQn phdn ung chuy6n hoa tinh b6t thanh ruou etylic Hbp thU todn b0 luqng khi CO2 sinh ra trong que i trinh phdn ung bdng nucrc voitrong thu du'cvc 40 gam k6t ttla. Tiich b6 k6t t0a, ti6p tuc cho thdm nuoc v6idu vdo thl thu them 20 gam ket t0a nira. Hdy cho biet kh6i luong ru'ou etylic nguyen cnAt tnu dr.rcrc? A. 36,8 gam B.23 gam C. 13 8 gam D. 27,6 gam Cdu 47: Co cdc kim loaisau Na, Mg, Zn, Al l6y cung kh6i luo'ng cho vdo dung dich HCldu Su sdp xdp ndo d0ng vcri ,,: .: I . : cnreu tang dan ve tne tich khi H, thoSt ra (do o cdng di6u ki6n) A.Zn <Al< Na < Mg B.Zn< Al < Mg < Na C. Na < Mg <Al <Zn D.Zn< Na < Mg <Al Cdu 48: 56 d6ng ph6n anclEhit c0a hgp cnit cO cong thuc C6H12O A,9 B.6 c.8 D.7 C6u 49: Cho 3 cqp oxi hoa khr] dugc sdp x6p nhu sau: cuz*/Cu, No37No, Au3*/Au Trong 3 phdn ung sau : (1): SHNOr +3Cu + 3Cu(NOs)z + 2NO + 4HzA (2): 3Cu + 2Au3* + 3Cu2* + 2Au (3) : 4HNO3 + Au -) Au(NOg)g + NO + 2HzO Phdn ung niio xdy ra theo chi6u thu?n ? A.Chico2 B.Chico3 C. 1vdt2 D. 1vd3 Ciu 50: C6 bao nhieu d6ng phdn cdu tao cOa amino axit (ch0a mQt nh6m -NH2 vd 2 nhorn -COOH) cd CTPT la H2NC3H5(COOH)2 ? A.6 8.9 c.8 D.7 PHAN II, THEO CHLTCING TRiNH NANG CAO Ciu 51: g6 Oieu che CH3CHO tu Al4Ca c6n it nh6t bao nhi6u phuong trinh phdn ung ? A.3 8.2 C.4 D. 5 Ciu 52: Cho bi6t the dien cuc chu6n crla c6c cip oxih6a-kh&: Mg2*/Mg; Znz*lzn', Cuz'/Cu; Ag'/Ag lAn lugt ld: -2,37 V; -0,76V; +0,34V; +0,8V. E')^= 1,1 V la su6tdign dong c0a pin diQn h6a nio trong s6 c6c pineau " t A.Mg-Cu B.Zn-Ag C.Mg-Zn D.Zn-Cu Cdu 53: Cho h6n nep X gdm 3 amin no, d6ng ding t<6 ti6p, d6u chrva 2 nh6m NH2 t6c dr;ng voi 0,2 lit dd FeCl3 du, sau phdn ung loc bo k6t ila, tAy nudc lgc tdc dung vo,i dd AgNO3 du tao ra 8,61 gam k6t t0a. Tim Cu crla dd FeCls ban dAu: A.0,1 M B. 0,3 M C. 0,6M D. 0,2M Cdu 54: Cho a gam h6n ho,p X gdm Cu, Zn, Mg tan hodn toirn trong dung dlch HzSOq dac, n6ng thu duqc 7,84 lit khi SO2(dktc). Hdy cho bi6t khi cho h6n hgp trdn vdo 400 mldung dich CuSOr 1M thu duqc bao nhi6u gam cndt ran? ' A.28 gam B. 12,8 gam C.22,4 gam D.25,6 gam Cdu 55: Chi thi trong chu6n d0 pemanganat ld A. Mdu crla chSt cin chuAn d6. B. Su bi6n mdu d6icia ion MnO o . c. Mdu c0a ion Mn?*. D. Qu! tim (nhQn H2So4). Ciu 56: Cho mqt hdn hcrp gdm CzHsOH vA ankanol X c6 mech cacbon khdng phAn nh6nh. O6t cnay cirng,s6 mol m5i I ,ncol thi lugng HzO sinh ra tu X blng 5/3 luqng HzO sinh ra tu CzHsO_H. Ndu dun n6ng h6n hgp kOn vdi HzSOr dim . Oac d 170oC tnicnitnu dugc h5n nqp fntgdm hai anken. COng thr?c cAu tao crla ankanolX lA , A. CH3CH2CHzOH. B. CH3CH(CH3)CH2OH. i c. cHrcHrcHictrrloH. D. cH3(cHz)3oH. : cau 57: Bi6t 0,97 tit dung dich CH3COOH 0,02M c6 1,2046.1022 hat chdt tan (phAn trl vd ion). Bi6t s6 Avogadro ldr I 0,023.1023. Tinh d0 diQn licia axit axetic trong dung dich tr6n? - A.4,665 o/o B. 3,555% C-2,456 o/o D. 3,093% Ciu 58: Nh0ng thanh Zn vdo 200 mldung dich chua Cu(NOr)20,6M vi Pb(NO3)z 0,5M, sau mOt thdigian phAn ung tdy thanh ZnritnAy kh6iluqng thanh Zn ting 3,43 gam. XAc dinh ndng d0 mdl/lc0a ZnSOr trong dung dich sau phdn : ung.(Cho Pb=207) I A.0,825M 8.0,725M C.0,625M D.0,475M Ciu 59: Cho 136,8 g h6n hqp X gdm saccarozo vi mantozo phdn ting hodn toin voi dung dich AgNOy'NH3 (du) thu dugc 64,8 gam Ag. iinfr '2. kh6i luqng c0a mant6zo trong h6n hgp X? A.75% 8.1% C.990/o D.65 % Ciu 60: H6y s5p x6p cdc axit sau theo th0 tq tSng din tlnh axit (d0 mgnh): CHzBr-COOH (1), CC|3-COOH (2) cH3-cooH (3), cHclz-cooH (4), cHzcl-cooH (5) A. (5)<(4)<(3)<(1)<(2) B. ( 1)<(2)<(3)<(4)<(5) c. (3)<(1)<(s)<(4)<(2) D. (3)<5)<(1)<((4).(2) a, A\ THI THU DAI HOC I,AX THU HAI a' D+P AN MON HOA __ N sdy rhi 07 -03 -20I0 Cdu 232 208 257 283 Cdu 232 208 257 283 1 A A D D 31 c B C A 2 c D D B 32 A A A c 3 c D \, B 33 B B A c 4 A c D D 34 A A c c 5 c c c c 35 B A c A 6 A D B c 36 B c A B 7 A c A B 37 A B B B I D B c A 38 A c B A 9 D A B c 39 A c c D 10 B A c B 40t c D D A 11 B B -G. D 41 A D D A 12 c c c B 42 c A A D 13 A A B D 43 c c D B 14 B c B c 44 c B D c 15 B A c B 45 D A D B 16 c D B D 46 A D A c 17 D B D B 47 D D B B 18 c B D A 48 D c B A 19 B A A c 49 D c c B 20 A A D A 50 D B A D 21 D c A D 51 B A B D 22 D B B c 52 B D c c 23 B B B c 53 c A c B 24 B D B D 54. D c D D 25 D B D D 55 c B A A 26 c D B c 56 B D A D 27 A D D A 57 B D c A 28 D c A A 58 A B A A 29 c D B c 59 D A A A 30 D B D B 60 B c A D . Hz-COOH, C F,lr= g 1 1-& quot; tz-OH, CsHs(OH)3, CHa(COOH )2 c. cH3-cooH, cH3-cH2-oH, c2H1(oH )2, Hooc-cooH D. CHr=61'1-COOH, CH3-CH2-CH2-OH, CaHs(OH)3, CHz(COOH )2 Ciu 25 : Hod tan hoin todn. (3)<5)<(1)<((4). (2) a, A THI THU DAI HOC I,AX THU HAI a' D+P AN MON HOA __ N sdy rhi 07 -0 3 -2 0I0 Cdu 23 2 20 8 25 7 28 3 Cdu 23 2 20 8 25 7 28 3 1 A A D D 31 c B C A 2 c D D B 32 A A A c 3 c. (3)CH3-NH-CO-CH3 (4) NH 2- ( CHz)z-NHz (5) (CH3)2NC6H5 (6)NH2-CO-NH2 (7)CH3-CO-NH| '(8) CH3-C6H4-NH2 A.(1), (2) , (5) B. (1), (5), (8) c.(1), (2) ,(4), {5), (8) p.(3), (6), (7) Ciu 29 : C6ng thuc

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