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 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 !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 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 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 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 . 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- ]-& quot;. Z: -[ -CO-. oria nhau ? CH2:Q11-CH2-CO0-H CH3-CH-CH2-CHO f H'?-fi-CH3 duoHo (1) (3) Trang4l 6- MadCthi 400 c o CHr-"r. IO cHrc#, _o cHr-cH2-c2 OH I &apos ;-& apos;t -oH Qr Go" ti o B 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 -