hoa huu co trong de thi dh 07-09

8/9/2019 Hoa Huu Co Trong de Thi DH 07-09

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HO HU C TRONG THI I HC CAO NG TNM 2007 N NM 2009

Cu 1: t chy hon ton mt th tch kh thin nhin gm metan, etan, propan bng oxi khng kh(trong khng kh, oxi chim 20% th tch), thu c 7,84 lt kh CO2 ( ktc) v 9,9 gam nc. Th tchkhng kh ( ktc) nh nht cn dng t chy hon ton lng kh thin nhin trn lA. 70,0 lt. B. 78,4 lt. C. 84,0 lt. D. 56,0 lt..Cu 2: Hp cht X c cng thc phn t trng vi cng thc n gin nht, va tc dng c vi axit

va tc dng c vi kim trong iu kin thch hp. Trong phn t X, thnh phn phn trm khilng ca cc nguyn t C, H, N ln lt bng 40,449%; 7,865% v 15,73%; cn li l oxi. Khi cho4,45 gam X phn ng hon ton vi mt lng va dung dch NaOH (un nng) thu c 4,85 gammui khan. Cng thc cu to thu gn ca X lA. CH2=CHCOONH4. B. H2NCOO-CH2CH3.C. H2NCH2COO-CH3. D. H2NC2H4COOH.Cu 3: Cho cc cht sau: phenol, etanol, axit axetic, natri phenolat, natri hiroxit. S cp cht tcdng c vi nhau lA. 4. B. 3. C. 2. D. 1.Cu 4: Cho s chuyn ho: Glucoz X Y CH3COOH. Hai cht X, Y ln lt lA. CH3CH2OH v CH2=CH2. B. CH3CHO v CH3CH2OH.C. CH3CH2OH v CH3CHO. D. CH3CH(OH)COOH v CH3CHO.Cu 5: t chy hon ton mt ru (ancol) X thu c CO2 v H2O c t l s mol tng ng l 3 : 4.Th tch kh oxi cn dng t chy X bng 1,5 ln th tch kh CO2 thu c ( cng iu kin).Cng thc phn t ca X lA. C3H8O3. B. C3H4O. C. C3H8O2. D. C3H8O.Cu 6: Cho 5,76 gam axit hu c X n chc, mch h tc dng ht vi CaCO3 thu c 7,28 gammui ca axit hu c. Cng thc cu to thu gn ca X lA. CH2=CH-COOH. B. CH3COOH. C. HCC-COOH. D. CH3-CH2-COOH.Cu 7: Khi t chy hon ton 4,4 gam cht hu c X n chc thu c sn phm chy ch gm4,48 lt CO2 ( ktc) v 3,6 gam nc. Nu cho 4,4 gam hp cht X tc dng vi dung dch NaOH

va n khi phn ng hon ton, thu c 4,8 gam mui ca axit hu c Y v cht hu c Z. Tnca X lA. etyl propionat. B. metyl propionat. C. isopropyl axetat. D. etyl axetat.Cu 8: Cho 50ml dung dch glucoz cha r nng tc dng vi mt lng d AgNO3 (hocAg2O) trong dung dch NH3 thu c 2,16 gam bc kt ta. Nng mol (hoc mol/l) ca dung dchglucoz dng lA. 0,20M. B. 0,10M. C. 0,01M. D. 0,02M.Cu 9: Polivinyl axetat (hoc poli(vinyl axetat)) l polime c iu ch bng phn ng trng hpA. C2H5COO-CH=CH2. B. CH2=CH-COO-C2H5.C. CH3COO-CH=CH2. D. CH2=CH-COO-CH3.Cu 10: Dn V lt ( ktc) hn hp X gm axetilen v hiro i qua ng s ng bt niken nung

nng, thu c kh Y. Dn Y vo lng d AgNO3 (hoc Ag2O) trong dung dch NH3 thu c 12gam kt ta. Kh i ra khi dung dch phn ng va vi 16 gam brom v cn li kh Z. t chyhon ton kh Z thu c 2,24 lt kh CO2 ( ktc) v 4,5 gam nc. Gi tr ca V bngA. 11,2. B. 13,44. C. 5,60. D. 8,96.Cu 11: Cho cht X tc dng vi mt lng va dung dch NaOH, sau c cn dung dch thuc cht rn Y v cht hu c Z. Cho Z tc dng vi AgNO3 (hoc Ag2O) trong dung dch NH3 thuc cht hu c T. Cho cht T tc dng vi dung dch NaOH li thu c cht Y. Cht X c th lA. HCOOCH=CH2. B. CH3COOCH=CH2.C. HCOOCH3. D. CH3COOCH=CH-CH3.Cu 12: Este X khng no, mch h, c t khi hi so vi oxi bng 3,125 v khi tham gia phn ng x

phng ho to ra mt anehit v mt mui ca axit hu c. C bao nhiu cng thc cu to ph hp

vi X? (Cho H = 1; C = 12; O =16)A. 2. B. 5. C. 3. D. 4.C 13: Hp cht h c X (phn t c ng ben en) c cng thc phn t l C7H8O2 tc d ng


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gn ca X lA. C6H5CH(OH)2. B. HOC6H4CH2OH. C. CH3C6H3(OH)2. D. CH3OC6H4OH.Cu 14: Cho 2,9 gam mt anehit phn ng hon ton vi lng d AgNO3 (hoc Ag2O) trong dungdch NH3 thu c 21,6 gam Ag. Cng thc cu to thu gn ca anehit lA. HCHO. B. CH2=CH-CHO. C. OHC-CHO. D. CH3CHO.Cu 15: trung ha 25 gam dung dch ca mt amin n chc X nng 12,4% cn dng 100mldung dch HCl 1M. Cng thc phn t ca X l (Cho H = 1; C = 12; N = 14)

A. C3H5N. B. C2H7N. C. CH5N. D. C3H7N.Cu 16: Khi cho ankan X (trong phn t c phn trm khi lng cacbon bng 83,72%) tc dng viclo theo t l s mol 1:1 (trong iu kin chiu sng) ch thu c 2 dn xut monoclo ng phn canhau. Tn ca X lA. 2-metylpropan. B. 2,3-imetylbutan. C.butan. D. 3-metylpentan.Cu 17: Cho hn hp hai anken ng ng k tip nhau tc dng vi nc (c H2SO4 lm xc tc)thu c hn hp Z gm hai ru (ancol) X v Y. t chy hon ton 1,06 gam hn hp Z sau hp th ton b sn phm chy vo 2 lt dung dch NaOH 0,1M thu c dung dch T trong nng ca NaOH bng 0,05M. Cng thc cu to thu gn ca X v Y l (Cho: H = 1; C = 12; O = 16; thtch dung dch thay i khng ng k)A. C2H5OH v C3H7OH. B. C3H7OH v C4H9OH.

C. C2H5OH v C4H9OH. D. C4H9OH v C5H11OH.Cu 18: un 12 gam axit axetic vi 13,8 gam etanol (c H2SO4 c lm xc tc) n khi phn ng tti trng thi cn bng, thu c 11 gam este. Hiu sut ca phn ng este ho lA. 55%. B. 50%. C. 62,5%. D. 75%.Cu 19: C bao nhiu ru (ancol) bc 2, no, n chc, mch h l ng phn cu to ca nhau m

phn t ca chng c phn trm khi lng cacbon bng 68,18%?A. 2. B. 3. C. 4. D. 5.Cu 20: Ch dng Cu(OH)2 c th phn bit c tt c cc dung dch ring bit sau:A. glucoz, mantoz, glixerin (glixerol), anehit axetic.B. lng trng trng, glucoz, fructoz, glixerin (glixerol).C. saccaroz, glixerin (glixerol), anehit axetic, ru (ancol) etylic.

D. glucoz, lng trng trng, glixerin (glixerol), ru (ancol) etylic.Cu 21: Cho cc cht c cng thc cu to nh sau: HOCH2-CH2OH (X); HOCH2-CH2-CH2OH (Y);HOCH2-CHOH-CH2OH (Z); CH3-CH2-O-CH2-CH3 (R); CH3-CHOH-CH2OH (T). Nhng cht tcdng c vi Cu(OH)2 to thnh dung dch mu xanh lam lA. X, Y, R, T. B. X, Z, T. C. Z, R, T. D. X, Y, Z, T.Cu 22: Khi thc hin phn ng tch nc i vi ru (ancol) X, ch thu c mt anken duy nht.Oxi ho hon ton mt lng cht X thu c 5,6 lt CO2 ( ktc) v 5,4 gam nc. C bao nhiucng thc cu to ph hp vi X?A. 5. B. 4. C. 3. D. 2.Cu 23: Polime dng ch to thu tinh hu c (plexiglas) c iu ch bng phn ng trng hpA. CH2=C(CH3)COOCH3. B. CH2 =CHCOOCH3.

C. C6H5CH=CH2. D. CH3COOCH=CH2.Cu 24: Trong s cc loi t sau: t tm, t visco, t nilon-6,6, t axetat, t capron, t enang, nhngloi t no thuc loi t nhn to?A. T tm v t enang. B. T visco v t nilon-6,6.C. T nilon-6,6 v t capron. D. T visco v t axetat.Cu 25: Trong cng nghip, axeton c iu ch tA. xiclopropan. B.propan-1-ol. C.propan-2-ol. D. cumen

Cu 26: trung ho lng axit t do c trong 14 gam mt mu cht bo cn 15ml dung dch KOH0,1M. Ch s axit ca mu cht bo trn lA. 4,8. B. 7,2. C. 6,0. D. 5,5.Cu 27: T l s ngi cht v bnh phi do ht thuc l gp hng chc ln s ngi khng ht thucl. Cht gy nghin v gy ung th c trong thuc l lA. aspirin. B. moocphin. C. nicotin. D. cafein.


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A. CH2=CH-CH2-COO-CH3. B. CH2=CH-COO-CH2-CH3.C. CH3 -COO-CH=CH-CH3. D. CH3-CH2-COO-CH=CH2.Cu 29: X phng ho hon ton 22,2 gam hn hp gm hai este HCOOC2H5 v CH3COOCH3 bngdung dch NaOH 1M (un nng). Th tch dung dch NaOH ti thiu cn dng lA. 400 ml. B. 300 ml. C. 150 ml. D. 200 ml.Cu 30: Hai cht hu c X1 v X2 u c khi lng phn t bng 60 vC. X1 c kh nng phn ngvi: Na, NaOH, Na2CO3. X2 phn ng vi NaOH (un nng) nhng khng phn ng Na. Cng thc

cu to ca X1, X2 ln lt l:A. CH3-COOH, CH3-COO-CH3. B. (CH3)2CH-OH, H-COO-CH3.C. H-COO-CH3, CH3-COOH. D. CH3-COOH, H-COO-CH3.Cu 31: Cho 5,9 gam amin n chc X tc dng va vi dung dch HCl, sau khi phn ng xy rahon ton thu c dung dch Y. Lm bay hi dung dch Y c 9,55 gam mui khan. S cng thccu to ng vi cng thc phn t ca X lA. 5. B. 4. C. 2. D. 3.Cu 32: Cng thc n gin nht ca mt hirocacbon l CnH2n+1. Hirocacbon thuc dy ngng caA. ankan. B. ankin. C. ankaien. D. anken.Cu 33: Cht hu c X c cng thc phn t C4H6O4 tc dng vi dung dch NaOH (un nng) theo

phng trnh phn ng: C4H6O4 + 2NaOH 2Z + Y. oxi ho ht a mol Y th cn va 2a mol CuO (un nng), sau phn ng to thnh a mol chtT (bit Y, Z, T l cc hp cht hu c). Khi lng phn t ca T lA. 44 vC. B. 58 vC. C. 82 vC. D. 118 vC.Cu 34: S hp cht n chc, ng phn cu to ca nhau c cng cng thc phn t C4H8O2, utc dng c vi dung dch NaOH lA. 5. B. 3. C. 6. D. 4.Cu 35: Khi un nng hn hp ru (ancol) gm CH3OH v C2H5OH (xc tc H2SO4 c, 140oC)th s ete thu c ti a lA. 4. B. 2. C. 1. D. 3.Cu 36: Mt hn hp X gm hai cht hu c n chc. Cho X phn ng va vi 500 ml dung

dch KOH 1M. Sau phn ng, thu c hn hp Y gm hai mui ca hai axit cacboxylic v mt ru(ancol). Cho ton b lng ru thu c trn tc dng vi Na (d), sinh ra 3,36 lt H2 ( ktc).Hn hp X gmA. mt axit v mt este. B. mt este v mt ru.C. hai este. D. mt axit v mt ru.Cu 37: un nng 6,0 gam CH3COOH vi 6,0 gam C2H5OH (c H2SO4 lm xc tc, hiu sut phnng este ho bng 50%). Khi lng este to thnh lA. 6,0 gam. B. 4,4 gam. C. 8,8 gam. D. 5,2 gam.Cu 38: Cho hn hp gm 0,1 mol HCHO v 0,1 mol HCOOH tc dng vi lng d Ag2O (hocAgNO3) trong dung dch NH3, un nng. Sau khi cc phn ng xy ra hon ton, khi lng Ag tothnh l

A. 43,2 gam. B. 10,8 gam. C. 64,8 gam. D. 21,6 gam.Cu 39: Cho cc cht sau:CH3-CH2-CHO (1), CH2=CH-CHO (2), (CH3)2CH-CHO (3), CH2=CH-CH2-OH (4).

Nhng cht phn ng hon ton vi lng d H2 (Ni, to) cng to ra mt sn phm l:A. (2), (3), (4). B. (1), (2), (4). C. (1), (2), (3). D. (1), (3), (4).Cu 40: T 16,20 tn xenluloz ngi ta sn xut c m tn xenluloz trinitrat (bit hiu sut phnng tnh theo xenluloz l 90%). Gi tr ca m lA. 26,73. B. 33,00. C. 25,46. D. 29,70.Cu 41: Trong phn t aminoaxit X c mt nhm amino v mt nhm cacboxyl. Cho 15,0 gam X tcdng va vi dung dch NaOH, c cn dung dch sau phn ng thu c 19,4 gam mui khan.Cng thc ca X lA. H2NC3H6COOH. B. H2NCH2COOH. C. H2NC2H4COOH. D. H2NC4H8COOH.Cu 42: Cho dy cc cht: glucoz, xenluloz, saccaroz, tinh bt, mantoz. S cht trong dy tham


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dy phn ng c vi NaOH (trong dung dch) lA. 3. B. 2. C. 1. D. 4.Cu 44: T nilon - 6,6 c iu ch bng phn ng trng ngngA. HOOC-(CH2)2-CH(NH2)-COOH. B. HOOC-(CH2)4-COOH v HO-(CH2)2-OH.C. HOOC-(CH2)4-COOH v H2N-(CH2)6-NH2. D. H2N-(CH2)5-COOH.Cu 45: t chy hon ton 20,0 ml hn hp X gm C3H6, CH4, CO (th tch CO gp hai ln th tchCH4), thu c 24,0 ml CO2 (cc th tch kh o cng iu kin nhit v p sut). T khi ca X

so vi kh hiro lA. 12,9. B. 25,8. C. 22,2. D. 11,1.Cu 46: t chy hon ton hn hp M gm hai ru (ancol) X v Y l ng ng k tip ca nhau,thu c 0,3 mol CO2 v 0,425 mol H2O. Mt khc, cho 0,25 mol hn hp M tc dng vi Na (d),thu c cha n 0,15 mol H2. Cng thc phn t ca X, Y l:A. C2H6O2, C3H8O2. B. C2H6O, CH4O. C. C3H6O, C4H8O. D. C2H6O, C3H8O.Cu 47: t chy hon ton mt anehit X, thu c s mol CO2 bng s mol H2O. Nu cho X tcdng vi lng d Ag2O (hoc AgNO3) trong dung dch NH3, sinh ra s mol Ag gp bn ln s molX phn ng. Cng thc ca X lA. HCHO. B. CH3CHO. C. (CHO)2. D. C2H5CHO.Cu 48: Cho dy cc cht: HCHO, CH3COOH, CH3COOC2H5, HCOOH, C2H5OH, HCOOCH3. S

cht trong dy tham gia phn ng trng gng lA. 3. B. 6. C. 4. D. 5.C u 49 : t chy hon ton hn hp M gm mt ankan X v mt ankin Y, thu c s mol CO2

bng s mol H2O. Thnh phn phn trm v s mol ca X v Y trong hn hp M ln lt lA. 75% v 25%. B. 20% v 80%. C. 35% v 65%. D. 50% v 50%.Cu 50: t chy hon ton mt hirocacbon X thu c 0,11 mol CO2 v 0,132 mol H2O. Khi X tcdng vi kh clo (theo t l s mol 1:1) thu c mt sn phm hu c duy nht. Tn gi ca X lA. 2-Metylbutan. B. etan. C. 2,2-imetylpropan. D. 2-Metylpropan.Cu 51: Cho dy cc cht: C6H5OH(phenol) C6H5NH2 (anilin), H2NCH2COOH, CH3CH2COOH,CH3CH2CH2NH2. S cht trong dy tc dng c vi dung dch HCl lA. 4 . B. 2. C. 3. D. 5.

Cu 52: Cho s chuyn ha sau (mi mi tn l mt phng trnh phn ng):Tinh bt X Y Z metyl axetat.Cc cht Y, Z trong s trn ln lt l:A. C2H5OH, CH3COOH. B. CH3COOH, CH3OH.C. CH3COOH, C2H5OH. D. C2H4, CH3COOH.Cu 53: Oxi ho ancol n chc X bng CuO (un nng), sinh ra mt sn phm hu c duy nht lxeton Y (t khi hi ca Y so vi kh hiro bng 29). Cng thc cu to ca X lA. CH3-CHOH-CH3. B. CH3-CH2-CHOH-CH3.C. CH3-CO-CH3. D. CH3-CH2-CH2-OH.Cu 54: Cho 20 gam mt este X (c phn t khi l 100 vC) tc dng vi 300 ml dung dch NaOH1M. Sau phn ng, c cn dung dch thu c 23,2 gam cht rn khan. Cng thc cu to ca X l

A. CH2=CHCH2COOCH3. B. CH3COOCH=CHCH3.C. C2H5COOCH=CH2. D. CH2=CHCOOC2H5.Cu 55: Cho 0,1 mol hn hp X gm hai anehit no, n chc, mch h, k tip nhau trong dy ngng tc dng vi lng d dung dch AgNO3 trong NH3, un nng thu c 32,4 gam Ag. Hai anehittrong X lA. HCHO v C2H5CHO. B. HCHO v CH3CHO.C. C2H3CHO v C3H5CHO. D. CH3CHO v C2H5CHO.Cu 56: S ng phn cu to ca amin bc mt c cng cng thc phn t C4H11N lA. 4. B. 2. C. 5. D. 3.

Cu 57: Hn hp kh X gm H2 v C2H4 c t khi so vi He l 3,75. Dn X qua Ni nung nng, thu c

hn hp kh Y c t khi so vi He l 5. Hiu sut ca phn ng hiro ho lA. 20%. B. 25%. C. 50%. D. 40%.

h h l h h h h l h d i


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C. HO-CH2-CH=CH-CHO. D. HO-CH2-CH2-CH=CH-CHO.

Cu 59: Trung ho 8,2 gam hn hp gm axit fomic v mt axit n chc X cn 100 ml dung dchNaOH 1,5M. Nu cho 8,2 gam hn hp trn tc dng vi mt lng d dung dch AgNO 3 trong NH3,un nng th thu c 21,6 gam Ag. Tn gi ca X lA. axit acrylic. B. axit propanoic. C. axit etanoic. D. axit metacrylic.Cu 60: kh hon ton 200 ml dung dch KMnO4 0,2M to thnh cht rn mu nu en cn V lt khC2H4 ( ktc). Gi tr ti thiu ca V l

A. 2,240. B. 2,688. C. 4,480. D. 1,344.Cu 61: Cht X c cng thc phn t C3H7O2N v lm mt mu dung dch brom. Tn gi ca X lA. metyl aminoaxetat. B. axit -aminopropionic.C. axit -aminopropionic. D. amoni acrylat.Cu 62: Pht biu no sau y sai?A.Nhit si ca este thp hn hn so vi ancol c cng phn t khi.B. Trong cng nghip c th chuyn ho cht bo lng thnh cht bo rn.C. S nguyn t hiro trong phn t este n v a chc lun l mt s chn.D. Sn phm ca phn ng x phng ho cht bo l axit bo v glixerol.Cu 63: Dy gm cc cht c th iu ch trc tip (bng mt phn ng) to ra axit axetic l:

A. CH3CHO, C2H5OH, C2H5COOCH3. B. CH3CHO, C6H12O6 (glucoz), CH3OH.C. CH3OH, C2H5OH, CH3CHO. D. C2H4(OH)2, CH3OH, CH3CHO.Cu 64: Cho cc cht HCl (X); C2H5OH (Y); CH3COOH (Z); C6H5OH (phenol) (T). Dy gm cc chtc sp xp theo tnh axit tng dn (t tri sang phi) l:A. (T), (Y), (X), (Z). B. (X), (Z), (T), (Y). C. (Y), (T), (Z), (X). D. (Y), (T), (X), (Z).Cu 65: Hn hp kh X gm 0,3 mol H2 v 0,1 mol vinylaxetilen. Nung X mt thi gian vi xc tc Nithu c hn hp kh Y c t khi so vi khng kh l 1. Nu cho ton b Y sc t t vo dung dch

brom (d) th c m gam brom tham gia phn ng. Gi tr ca m lA. 16,0. B. 3,2. C. 8,0. D. 32,0.Cu 66: Th tch ca dung dch axit nitric 63% (D = 1,4 g/ml) cn va sn xut c 59,4 kg

xenluloz trinitrat (hiu sut 80%) lA. 42,34 lt. B. 42,86 lt. C. 34,29 lt. D. 53,57 lt.Cu 67: S hp cht l ng phn cu to, c cng cng thc phn t C4H8O2, tc dng c vi dungdch NaOH nhng khng tc dng c vi Na lA. 3. B. 2. C. 4. D. 1.Cu 68: Cho cc cht: xiclobutan, 2-metylpropen, but-1-en, cis-but-2-en, 2-metylbut-2-en. Dy gm cccht sau khi phn ng vi H2 (d, xc tc Ni, to), cho cng mt sn phm l:A. xiclobutan, cis-but-2-en v but-1-en. B.but-1-en, 2-metylpropen v cis-but-2-en.C. xiclobutan, 2-metylbut-2-en v but-1-en. D. 2-metylpropen, cis-but-2-en v xiclobutan.

Cu 69: Trong thc t, phenol c dng sn xut

A. nha poli(vinyl clorua), nha novolac v cht dit c 2,4-D.B. nha rezol, nha rezit v thuc tr su 666.C.poli(phenol-fomanehit), cht dit c 2,4-D v axit picric.D. nha rezit, cht dit c 2,4-D v thuc n TNT.

Cu 70: Oxi ho m gam etanol thu c hn hp X gm axetanehit, axit axetic, nc v etanol d.Cho ton b X tc dng vi dung dch NaHCO3 (d), thu c 0,56 lt kh CO2 ( ktc). Khi lngetanol b oxi ho to ra axit lA. 1,15 gam. B. 4,60 gam. C. 2,30 gam. D. 5,75 gam.Cu 71: Cho m gam hn hp gm hai cht hu c n chc, mch h tc dng va vi dung dchcha 11,2 gam KOH, thu c mui ca mt axit cacboxylic v mt ancol X. Cho ton b X tc dnght vi Na thu c 3,36 lt kh H2 ( ktc). Hai cht hu c l

A. mt este v mt axit. B. hai axit.C. hai este. D. mt este v mt ancol.C 72 Ch h h


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Y + 2AgNO3 + 3NH3 + H2O Amoni gluconat + 2Ag + 2NH4NO3Y E + ZZ + H2O X + G

X, Y v Z ln lt l:A. xenluloz, fructoz v kh cacbonic. B. tinh bt, glucoz v ancol etylic.C. xenluloz, glucoz v kh cacbon oxit. D. tinh bt, glucoz v kh cacbonic.

Cu 73: Ln men hon ton m gam glucoz thnh ancol etylic. Ton b kh CO2 sinh ra trong qu trnh

ny c hp th ht vo dung dch Ca(OH)2 (d) to ra 40 gam kt ta. Nu hiu sut ca qu trnh lnmen l 75% th gi tr ca m l

A. 60. B. 58. C. 30. D. 48.Cu 74: Qu trnh no sau y khng to ra anehit axetic?A. CH2=CH2 + H2O (to, xc tc HgSO4). B. CH2=CH2 + O2 (to, xc tc).C. CH3COOCH=CH2 + dung dch NaOH (to). D. CH3CH2OH + CuO (to).Cu 75: Thu phn 1250 gam protein X thu c 425 gam alanin. Nu phn t khi ca X bng100.000 vC th s mt xch alanin c trong phn t X l

A. 453. B. 382. C. 328. D. 479.Cu 76: Dy gm cc cht u tc dng vi ancol etylic l:

A. HBr (to

), Na, CuO (to

), CH3COOH (xc tc).B. Ca, CuO (to), C6H5OH (phenol), HOCH2CH2OH.C.NaOH, K, MgO, HCOOH (xc tc).D.Na2CO3, CuO (to), CH3COOH (xc tc), (CH3CO)2O.Cu77: Cho cc cht: CH2=CHCH=CH2; CH3CH2CH=C(CH3)2; CH3CH=CHCH=CH2;CH3CH=CH2; CH3CH =CHCOOH. S cht c ng phn hnh hc lA. 4. B. 3. C. 2. D. 1.Cu 78: Cho 1,82 gam hp cht hu c n chc, mch h X c cng thc phn t C 3H9O2N tc dngva vi dung dch NaOH, un nng thu c kh Y v dung dch Z. C cn Z thu c 1,64 gammui khan. Cng thc cu to thu gn ca X lA. HCOONH3CH2CH3. B. CH3COONH3CH3.C. CH3CH2COONH4. D. HCOONH2(CH3)2.

Cu 79: Hai hp cht hu c X, Y c cng cng thc phn t C3H6O2. C X v Y u tc dng vi Na;X tc dng c vi NaHCO3 cn Y c kh nng tham gia phn ng trng bc. Cng thc cu to ca Xv Y ln lt lA. C2H5COOH v HCOOC2H5. B. HCOOC2H5 v HOCH2COCH3.C. HCOOC2H5 v HOCH2CH2CHO. D. C2H5COOH v CH3CH(OH)CHO.

Cu 80: Hiro ho hon ton hn hp M gm hai anehit X v Y no, n chc, mch h, k tip nhautrong dy ng ng (MX < MY), thu c hn hp hai ancol c khi lng ln hn khi lng M l 1gam. t chy hon ton M thu c 30,8 gam CO2. Cng thc v phn trm khi lng ca X ln ltl

A. HCHO v 50,56%. B. CH3CHO v 67,16%.C. CH3CHO v 49,44%. D. HCHO v 32,44%.

Cu 81: Cho tng cht H2NCH2COOH, CH3COOH, CH3COOCH3 ln lt tc dng vi dung dchNaOH (to) v vi dung dch HCl (to). S phn ng xy ra lA. 3. B. 6. C. 4. D. 5.Cu 82: Cho 4,48 lt hn hp X ( ktc) gm 2 hirocacbon mch h li t t qua bnh cha 1,4 ltdung dch Br2 0,5M. Sau khi phn ng hon ton, s mol Br2 gim i mt na v khi lng bnhtng thm 6,7 gam. Cng thc phn t ca 2 hirocacbon lA. C2H2 v C4H8. B. C3H4 v C4H8. C. C2H2 v C3H8. D. C2H2 v C4H6.Cu 83: Hn hp X gm axit HCOOH v axit CH3COOH (t l mol 1:1). Ly 5,3 gam hn hp X tc

dng vi 5,75 gam C2H5OH (c xc tc H2SO4 c) thu c m gam hn hp este (hiu sut ca ccphn ng este ho u bng 80%). Gi tr ca m lA. 6,48. B. 8,10. C. 16,20. D. 10,12.


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C. CH3CH2CH(NH2)COOH. D. CH3CH(NH2)COOH.Cu 85:Nilon6,6 l mt loiA. t axetat. B. t visco. C.polieste. D. t poliamit.Cu 86: Mt hirocacbon X cng hp vi axit HCl theo t l mol 1:1 to sn phm c thnh phnkhi lng clo l 45,223%. Cng thc phn t ca X lA. C3H6. B. C2H4. C. C3H4. D. C4H8.Cu 87: t chy hon ton a mol axit hu c Y c 2a mol CO2. Mt khc, trung ha a mol Y

cn va 2a mol NaOH. Cng thc cu to thu gn ca Y lA. C2H5-COOH. B. HOOC-COOH.C. HOOC-CH2-CH2-COOH. D. CH3-COOH.Cu 88: Ba hirocacbon X, Y, Z k tip nhau trong dy ng ng, trong khi lng phn t Zgp i khi lng phn t X. t chy 0,1 mol cht Y, sn phm kh hp th hon ton vo dungdch Ca(OH)2 (d), thu c s gam kt ta l (cho H = 1, C = 12, O = 16, Ca = 40)A. 30. B. 20. C. 10. D. 40.Cu 89: Pht biu khng ng l:A. Phenol phn ng vi dung dch NaOH, ly mui va to ra cho tc dng vi dung dch HCl lithu c phenol.B. Axit axetic phn ng vi dung dch NaOH, ly dung dch mui va to ra cho tc dng vi kh

CO2 li thu c axit axetic.C. Dung dch natri phenolat phn ng vi kh CO2, ly kt ta va to ra cho tc dng vi dungdch NaOH li thu c natri phenolat.D. Anilin phn ng vi dung dch HCl, ly mui va to ra cho tc dng vi dung dch NaOH lithu c anilin.Cu 90: X phng ha 8,8 gam etyl axetat bng 200 ml dung dch NaOH 0,2M. Sau khi phn ng xyra hon ton, c cn dung dch thu c cht rn khan c khi lng lA. 8,2 gam. B. 8,56 gam. C. 3,28 gam. D. 10,4 gam.Cu 91: Cho 0,1 mol anehit X tc dng vi lng d AgNO3 (hoc Ag2O) trong dung dch NH3,un nng thu c 43,2 gam Ag. Hiro ho X thu c Y, bit 0,1 mol Y phn ng va vi 4,6gam Na. Cng thc cu to thu gn ca X l (cho Na = 23, Ag = 108)

A. HCHO. B. OHC-CHO. C. CH3CHO. D. CH3CH(OH)CHO.

Cu 92: Khi tch nc t mt cht X c cng thc phn t C4H10O to thnh ba anken l ng phnca nhau (tnh c ng phn hnh hc). Cng thc cu to thu gn ca X lA. CH3OCH2CH2CH3. B. CH3CH(CH3)CH2OH.C. (CH3)3COH. D. CH3CH(OH)CH2CH3.Cu 93: Cho hn hp X gm hai cht hu c c cng cng thc phn t C2H7NO2 tc dng va vi dung dch NaOH v un nng, thu c dung dch Y v 4,48 lt hn hp Z ( ktc) gm hai kh(u lm xanh giy qu m). T khi hi ca Z i vi H2 bng 13,75. C cn dung dch Y thu ckhi lng mui khan l (cho H = 1, C = 12, N = 14, O = 16, Na = 23)A. 14,3 gam. B. 15,7 gam. C. 8,9 gam. D. 16,5 gam.

Cu 94: Khi t chy hon ton mt amin n chc X, thu c 8,4 lt kh CO2, 1,4 lt kh N2 (ccth tch kh o ktc) v 10,125 gam H2O. Cng thc phn t ca X lA. C3H7N. B. C3H9N. C. C4H9N. D. C2H7N.Cu 95: Mnh khng ng l:A. CH3CH2COOCH=CH2 tc dng c vi dung dch Br2.B. CH3CH2COOCH=CH2 tc dng vi dung dch NaOH thu c anehit v mui.C. CH3CH2COOCH=CH2 c th trng hp to polime.D. CH3CH2COOCH=CH2 cng dy ng ng vi CH2=CHCOOCH3.Cu 96: Clo ho PVC thu c mt polime cha 63,96% clo v khi lng, trung bnh 1 phn t clo

phn ng vi k mt xch trong mch PVC. Gi tr ca k l (cho H = 1, C = 12, Cl = 35,5)A. 4. B. 3. C. 6. D. 5.Cu 97: Hirat ha 2 anken ch to thnh 2 ancol (ru). Hai anken lA.propen v but-2-en (hoc buten-2). B. 2-metylpropen v but-1-en (hoc buten-1).


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A. CH3OH v C2H5OH. B. C3H7OH v C4H9OH.C. C2H5OH v C3H7OH. D. C3H5OH v C4H7OH.Cu 99: Cho 6,6 gam mt anehit X n chc, mch h phn ng vi lng d AgNO3 (hoc Ag2O)trong dung dch NH3, un nng. Lng Ag sinh ra cho phn ng ht vi axit HNO3 long, thot ra 2,24lt kh NO (sn phm kh duy nht, o ktc). Cng thc cu to thu gn ca X lA. CH2 = CHCHO. B. CH3CHO. C. HCHO. D. CH3CH2CHO.Cu 100: Thu phn hon ton 444 gam mt lipit thu c 46 gam glixerol (glixerin) v hai loi axit

bo. Hai loi axit bo lA. C17H33COOH v C17H35COOH. B. C17H31COOH v C17H33COOH.C. C15H31COOH v C17H35COOH. D. C17H33COOH v C15H31COOH.Cu 101: Cho m gam tinh bt ln men thnh ancol (ru) etylic vi hiu sut 81%. Ton b lngCO2 sinh ra c hp th hon ton vo dung dch Ca(OH)2, thu c 550 gam kt ta v dung dchX. un k dung dch X thu thm c 100 gam kt ta. Gi tr ca m lA. 550. B. 810. C. 750. D. 650.Cu 102: Hn hp gm hirocacbon X v oxi c t l s mol tng ng l 1:10. t chy hon tonhn hp trn thu c hn hp kh Y. Cho Y qua dung dch H2SO4 c, thu c hn hp kh Z c tkhi i vi hiro bng 19. Cng thc phn t ca X lA. C3H4. B. C3H6. C. C3H8. D. C4H8.

A. 3,81 gam. B. 5,81 gam. C. 4,81 gam. D. 6,81 gam.Cu 103: Dy gm cc cht u tc dng vi AgNO3 (hoc Ag2O) trong dung dch NH3, l:A. anehit axetic, butin-1, etilen. B. axit fomic, vinylaxetilen, propin.C. anehit fomic, axetilen, etilen. D. anehit axetic, axetilen, butin-2.Cu 104: t chy hon ton mt lng cht hu c X thu c 3,36 lt kh CO2, 0,56 lt kh N2 (cckh o ktc) v 3,15 gam H2O. Khi X tc dng vi dung dch NaOH thu c sn phm c muiH2N-CH2-COONa. Cng thc cu to thu gn ca X l (cho H = 1, C = 12, O = 16)A. H2N-CH2-COO-C3H7. B. H2N-CH2-COO-C2H5.C. H2N-CH2-COO-CH3. D. H2N-CH2-CH2-COOH.Cu 105: Mt este c cng thc phn t l C4H6O2, khi thu phn trong mi trng axit thu caxetanehit. Cng thc cu to thu gn ca este l

A. CH2=CH-COO-CH3. B. HCOO-CH=CH-CH3.C. CH3COO-CH=CH2. D. HCOO-C(CH3)=CH2.Cu 106: Khi thc hin phn ng este ho 1 mol CH3COOH v 1 mol C2H5OH, lng este ln nhtthu c l 2/3 mol. t hiu sut cc i l 90% (tnh theo axit) khi tin hnh este ho 1 molCH3COOH cn s mol C2H5OH l (bit cc phn ng este ho thc hin cng nhit )A. 2,412. B. 0,342. C. 0,456. D. 2,925.Cu 107: Cho m gam mt ancol (ru) no, n chc X qua bnh ng CuO (d), nung nng. Sau khi

phn ng hon ton, khi lng cht rn trong bnh gim 0,32 gam. Hn hp hi thu c c t khii vi hiro l 15,5. Gi tr ca m lA. 0,92. B. 0,32. C. 0,64. D. 0,46.Cu 108: Cc ng phn ng vi cng thc phn t C8H10O (u l dn xut ca benzen) c tnh cht:

tch nc thu c sn phm c th trng hp to polime, khng tc dng c vi NaOH. S lngng phn ng vi cng thc phn t C8H10O, tho mn tnh cht trn lA. 1. B. 4. C. 3. D. 2.Cu 109: Dy gm cc cht u lm giy qu tm m chuyn sang mu xanh l:A. anilin, metyl amin, amoniac. B. amoni clorua, metyl amin, natri hiroxit.C. anilin, amoniac, natri hiroxit. D. metyl amin, amoniac, natri axetat.Cu 110: Trong mt bnh kn cha hi cht hu c X (c dng CnH2nO2) mch h v O2 (s mol O2gp i s mol cn cho phn ng chy) 139,9oC, p sut trong bnh l 0,8 atm. t chy hon ton Xsau a v nhit ban u, p sut trong bnh lc ny l 0,95 atm. X c cng thc phn t lA. C2H4 O2. B. CH2O2. C. C4H8O2. D. C3H6O2.Cu 111: Cho tt c cc ng phn n chc, mch h, c cng cng thc phn t C2H4O2 ln lt tcdng vi: Na, NaOH, NaHCO3. S phn ng xy ra lA. 2. B. 5. C. 4. D. 3.


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A. 42 kg. B. 10 kg. C. 30 kg. D. 21 kg.Cu 113: t chy hon ton 0,1 mol mt axit cacboxylic n chc, cn va V lt O2 ( ktc), thuc 0,3 mol CO2 v 0,2 mol H2O. Gi tr ca V lA. 8,96. B. 11,2. C. 6,72. D. 4,48.Cu 114: Mt trong nhng im khc nhau ca protit so vi lipit v glucoz lA.protit lun cha chc hiroxyl. B.protit lun cha nit.C.protit lun l cht hu c no. D.protit c khi lng phn t ln hn.

Cu 115: Dy gm cc cht c dng tng hp cao su Buna-S l:A. CH2=C(CH3)-CH=CH2, C6H5CH=CH2. B. CH2=CH-CH=CH2, C6H5CH=CH2.C. CH2=CH-CH=CH2, lu hunh. D. CH2=CH-CH=CH2, CH3-CH=CH2.Cu 116: Cho cc loi hp cht: aminoaxit (X), mui amoni ca axit cacboxylic (Y), amin (Z), esteca aminoaxit (T). Dy gm cc loi hp cht u tc dng c vi dung dch NaOH v u tcdng c vi dung dch HCl lA. X, Y, Z, T. B. X, Y, T. C. X, Y, Z. D. Y, Z, T.Cu 117: Cho cc cht: axit propionic (X), axit axetic (Y), ancol (ru) etylic (Z) v imetyl ete (T).Dy gm cc cht c sp xp theo chiu tng dn nhit si lA. T, Z, Y, X. B. Z, T, Y, X. C. T, X, Y, Z. D. Y, T, X, Z.Cu 118: X l mt este no n chc, c t khi 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. Cng thc cu to thu gn ca X lA. HCOOCH2CH2CH3. B. C2H5COOCH3.C. CH3COOC2H5. D. HCOOCH(CH3)2.Cu 119: trung ha 6,72 gam mt axit cacboxylic Y (no, n chc), cn dng 200 gam dung dch

NaOH 2,24%. Cng thc ca Y lA. CH3COOH. B. HCOOH. C. C2H5COOH. D. C3H7COOH.Cu 120: Cho glixerol (glixerin) phn ng vi hn hp axit bo gm C17H35COOH vC15H31COOH, s loi trieste c to ra ti a lA. 6. B. 3. C. 5. D. 4.Cu 121: Khi t 0,1 mol mt cht X (dn xut ca benzen), khi lng CO2 thu c nh hn 35,2gam. Bit rng, 1 mol X ch tc dng c vi 1 mol NaOH. Cng thc cu to thu gn ca X l

A. C2H5C6H4OH. B. HOCH2C6H4COOH.C. HOC6H4CH2OH. D. C6H4(OH)2.Cu 122: X l mt ancol (ru) no, mch h. t chy hon ton 0,05 mol X cn 5,6 gam oxi, thuc hi nc v 6,6 gam CO2. Cng thc ca X lA. C2H4(OH)2. B. C3H7OH. C. C3H5(OH)3. D. C3H6(OH)2.Cu 123: Cho cc cht: etyl axetat, anilin, ancol (ru) etylic, axit acrylic, phenol, phenylamoniclorua, ancol (ru) benzylic, p-crezol. Trong cc cht ny, s cht tc dng c vi dung dch

NaOH lA. 4. B. 6. C. 5. D. 3.Cu 124: t chy hon ton a mol mt anehit X (mch h) to ra b mol CO2 v c mol H2O(bit b = a + c). Trong phn ng trng gng, mt phn t X ch cho 2 electron. X thuc dy ng ng

anehitA. no, n chc. B. khng no c hai ni i, n chc.C. khng no c mt ni i, n chc. D. no, hai chc.Cu 125: Pht biu khng ng lA. Dung dch fructoz ho tan c Cu(OH)2.B. Thy phn (xc tc H+, to) saccaroz cng nh mantoz u cho cng mt monosaccarit.C. Sn phm thy phn xenluloz (xc tc H+, to) c th tham gia phn ng trng gng.D. Dung dch mantoz tc dng vi Cu(OH)2 khi un nng cho kt ta Cu2O.Cu 126: Hai este n chc X v Y l ng phn ca nhau. Khi ho hi 1,85 gam X, thu c th tchhi ng bng th tch ca 0,7 gam N2 (o cng iu kin). Cng thc cu to thu gn ca X v YlA. HCOOC2H5 v CH3COOCH3. B. C2H3COOC2H5 v C2H5COOC2H3.C. C2H5COOCH3 v HCOOCH(CH3)2. D. HCOOCH2CH2CH3 v CH3COOC2H5.


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C. dung dch NaOH. D. giy qu tm.Cu 128: Thy phn este c cng thc phn t C4H8O2 (vi xc tc axit), thu c 2 sn phm hu cX v Y. T X c th iu ch trc tip ra Y. Vy cht X lA. ru metylic. B. etyl axetat. C. axit fomic. D. ru etylic.Cu 129: Khi oxi ha hon ton 2,2 gam mt anehit n chc thu c 3 gam axit tng ng. Cngthc ca anehit lA. HCHO. B. C2H3CHO. C. C2H5CHO. D. CH3CHO.

Cu 130: Khi brom ha mt ankan ch thu c mt dn xut monobrom duy nht c t khi hi ivi hiro l 75,5. Tn ca ankan lA. 3,3-imetylhecxan. B. 2,2-imetylpropan.C. isopentan. D. 2,2,3-trimetylpentanCu 131: Oxi ho 4,48 lt C2H4 ( ktc) bng O2 (xc tc PdCl2, CuCl2), thu c cht X n chc.Ton b lng cht X trn cho tc dng vi HCN (d) th c 7,1 gam CH3CH(CN)OH(xianohirin). Hiu sut qu trnh to CH3CH(CN)OH t C2H4 l (cho H = 1, C = 12, N = 14, O = 16)A. 70%. B. 50%. C. 60%. D. 80%.Cu 132: Dy gm cc cht u phn ng vi phenol l:A. dung dch NaCl, dung dch NaOH, kim loi Na.B. nc brom, anhirit axetic, dung dch NaOH.

C. nc brom, axit axetic, dung dch NaOH.D. nc brom, anehit axetic, dung dch NaOH.Cu 133: un nng V lt hi anehit X vi 3V lt kh H2 (xc tc Ni) n khi phn ng xy ra honton ch thu c mt hn hp kh Y c th tch 2V lt (cc th tch kh o cng iu kin nhit ,p sut). Ngng t Y thu c cht Z; cho Z tc dng vi Na sinh ra H2 c s mol bng s mol Z

phn ng. Cht X l anehitA. khng no (cha mt ni i C=C), hai chc.B. no, hai chc.C. no, n chc.D. khng no (cha mt ni i C=C), n chc.Cu 134: Cho m gam hn hp X gm hai ru (ancol) no, n chc, k tip nhau trong dy ng ng

tc dng vi CuO (d) nung nng, thu c mt hn hp rn Z v mt hn hp hi Y (c t khi hiso vi H2 l 13,75). Cho ton b Y phn ng vi mt lng d Ag2O (hoc AgNO3) trong dung dch

NH3 un nng, sinh ra 64,8 gam Ag. Gi tr ca m lA. 7,8. B. 8,8. C. 7,4. D. 9,2.Cu 135: S ng phn este ng vi cng thc phn t C4H8O2 lA. 5. B. 2. C. 4. D. 6.Cu 136: Cho 0,04 mol mt hn hp X gm CH2=CH-COOH, CH3COOH v CH2=CH-CHO phnng va vi dung dch cha 6,4 gam brom. Mt khc, trung ho 0,04 mol X cn dng va 40ml dung dch NaOH 0,75 M. Khi lng ca CH2=CH-COOH trong X lA. 0,72 gam. B. 1,44 gam. C. 2,88 gam. D. 0,56 gam.Cu 137: Dy gm cc cht c xp theo chiu nhit si tng dn t tri sang phi l:A. CH3CHO, C2H5OH, C2H6, CH3COOH. B. CH3COOH, C2H6, CH3CHO, C2H5OH.C. C2H6, C2H5OH, CH3CHO, CH3COOH. D. C2H6, CH3CHO, C2H5OH, CH3COOH.Cu 138: C cc dung dch ring bit sau:C6H5-NH3Cl (phenylamoni clorua), H2N-CH2-CH2-CH(NH2)-COOH, ClH3N-CH2-COOH,HOOC-CH2-CH2-CH(NH2)-COOH, H2N-CH2-COONa.S lng cc dung dch c pH < 7 lA. 2. B. 5. C. 4. D. 3.Cu 139: Cho 3,6 gam anehit n chc X phn ng hon ton vi mt lng d Ag2O (hoc AgNO3)trong dung dch NH3 un nng, thu c m gam Ag. Ho tan hon ton m gam Ag bng dung dchHNO3 c, sinh ra 2,24 lt NO2 (sn phm kh duy nht, ktc). Cng thc ca X l

A. C3H7CHO. B. HCHO. C. C4H9CHO. D. C2H5CHO.Cu 140: Pht biu ng l:A. Tnh axit ca phenol yu hn ca ru (ancol).


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Cu 141: Khi lng ca mt on mch t nilon-6,6 l 27346 vC v ca mt on mch t capronl 17176 vC. S lng mt xch trong on mch nilon-6,6 v capron nu trn ln lt lA. 113 v 152. B. 121 v 114. C. 121 v 152. D. 113 v 114.Cu 142: Pht biu khng ng l:A. Trong dung dch, H2N-CH2-COOH cn tn ti dng ion lng cc H3N+-CH2-COO-.B. Aminoaxit l hp cht hu c tp chc, phn t cha ng thi nhm amino v nhm cacboxyl.C. Aminoaxit l nhng cht rn, kt tinh, tan tt trong nc v c v ngt.

D. Hp cht H2N-CH2-COOH3N-CH3 l este ca glyxin (hay glixin).Cu 143: Gluxit (cacbohirat) ch cha hai gc glucoz trong phn t lA. saccaroz. B. tinh bt. C. mantoz. D. xenluloz.Cu 144: Pht biu ng l:A. Phn ng gia axit v ru khi c H2SO4 c l phn ng mt chiu.B. Tt c cc este phn ng vi dung dch kim lun thu c sn phm cui cng l mui vru (ancol).C. Khi thy phn cht bo lun thu c C2H4(OH)2.D. Phn ng thy phn este trong mi trng axit l phn ng thun nghch.Cu 145: Cho glixerin trioleat (hay triolein) ln lt vo mi ng nghim cha ring bit: Na,Cu(OH)2, CH3OH, dung dch Br2, dung dch NaOH. Trong iu kin thch hp, s phn ng xy ra l

A. 2. B. 3. C. 5. D. 4.Cu 146: Khi phn tch thnh phn mt ru (ancol) n chc X th thu c kt qu: tng khilng ca cacbon v hiro gp 3,625 ln khi lng oxi. S ng phn ru (ancol) ng vi cngthc phn t ca X lA. 3. B. 4. C. 2. D. 1.Cu 147: Cho s chuyn ho sau:C3H4O2 + NaOH X + YX + H2SO4 long Z + TBit Y v Z u c phn ng trng gng. Hai cht Y, Z tng ng l:A. HCHO, CH3CHO. B. HCHO, HCOOH.C. CH3CHO, HCOOH. D. HCOONa, CH3CHO.

Cu 148: un nng hn hp kh gm 0,06 mol C2H2 v 0,04 mol H2 vi xc tc Ni, sau mt thi gianthu c hn hp kh Y. Dn ton b hn hp Y li t t qua bnh ng dung dch brom (d) th cnli 0,448 lt hn hp kh Z ( ktc) c t khi so vi O2 l 0,5. Khi lng bnh dung dch brom tnglA. 1,04 gam. B. 1,32 gam. C. 1,64 gam. D. 1,20 gam.Cu 149: Trung ho 5,48 gam hn hp gm axit axetic, phenol v axit benzoic, cn dng 600 ml dungdch NaOH 0,1M. C cn dung dch sau phn ng, thu c hn hp cht rn khan c khi lng lA. 8,64 gam. B. 6,84 gam. C. 4,90 gam. D. 6,80 gam.Cu 150: S ng phn hirocacbon thm ng vi cng thc phn t C8H10 lA. 2. B. 4. C. 3. D. 5.Cu 151: Hn hp X c t khi so vi H2 l 21,2 gm propan, propen v propin. Khi t chy hon

ton 0,1 mol X, tng khi lng ca CO2 v H2O thu c lA. 20,40 gam. B. 18,60 gam. C. 18,96 gam. D. 16,80 gam.Cu 152: Tinh bt, xenluloz, saccaroz, mantoz u c kh nng tham gia phn ngA. ho tan Cu(OH)2. B. trng ngng. C. trng gng. D. thy phn.Cu 153: Este X c cc c im sau:- t chy hon ton X to thnh CO2 v H2O c s mol bng nhau;- Thu phn X trong mi trng axit c cht Y (tham gia phn ng trng gng) v cht Z (cs nguyn t cacbon bng mt na s nguyn t cacbon trong X).Pht biu khng ng l:A. t chy hon ton 1 mol X sinh ra sn phm gm 2 mol CO2 v 2 mol H2O.B. Cht Y tan v hn trong nc.C. Cht X thuc loi este no, n chc.D. un Z vi dung dch H2SO4 c 170oC thu c anken.


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C. 3-metylbuten-2 (hay 3-metylbut-2-en). D. 2-metylbuten-3 (hay 2-metylbut-3-en).Cu 155: Cho s chuyn ha: CH4 C2H2 C2H3Cl PVC. tng hp 250 kg PVC theo s trn th cn V m3 kh thin nhin ( ktc). Gi tr ca V l (bit CH4 chim 80% th tch kh thinnhin v hiu sut ca c qu trnh l 50%)A. 358,4. B. 448,0. C. 286,7. D. 224,0.Cu 156: Khi crackinh hon ton mt th tch ankan X thu c ba th tch hn hp Y (cc th tchkh o cng iu kin nhit v p sut); t khi ca Y so vi H2 bng 12. Cng thc phn t ca

X lA. C6H14. B. C3H8. C. C4H10. D. C5H12.Cu 157: Cho cc cht sau: CH2=CH-CH2-CH2-CH=CH2, CH2=CH-CH=CH-CH2-CH3,CH3-C(CH3)=CH-CH3, CH2=CH-CH2-CH=CH2. S cht c ng phn hnh hc lA. 2. B. 3. C. 1. D. 4.Cu 158: Cho iso-pentan tc dng vi Cl2 theo t l s mol 1 : 1, s sn phm monoclo ti a thu clA. 2. B. 3. C. 5. D. 4.Cu 159: Lng glucoz cn dng to ra 1,82 gam sobitol vi hiu sut 80% lA. 2,25 gam. B. 1,80 gam. C. 1,82 gam. D. 1,44 gam.Cu 160: S ng phn xeton ng vi cng thc phn t C5H10O l

A. 5. B. 6. C. 3. D. 4.Cu 161 : un nng cht H2N-CH2-CONH-CH(CH3)-CONH-CH2-COOH trong dung dch HCl(d), sau khi cc phn ng kt thc thu c sn phm l:A. H2N-CH2-COOH, H2N-CH2-CH2-COOH.B.H3N

+-CH2-COOHCl-,H3N

+-CH2-CH2-COOHCl-

C.H3N+-CH2-COOHCl

-,H3N+-CH(CH3)-COOHCl

-

D. H2N-CH2-COOH, H2N-CH(CH3)-COOH.Cu 162: Cho s chuyn ho sau: 0 02Br (1:1mol),Fe,t NaOH(d ),t ,p HCl(d )Toluen X Y Z+ + +

Trong X, Y, Z u l hn hp ca cc cht hu c. Z c thnh phn chnh gm

A. m-metylphenol v o-metylphenol. B.benzyl bromua v o-bromtoluen.C. o-bromtoluen v p-bromtoluen. D. o-metylphenol v p-metylphenol.Cu 163: un nng hn hp gm hai ru (ancol) n chc, mch h, k tip nhau trong dy ngng vi H2SO4 c 140

oC. Sau khi cc phn ng kt thc, thu c 6 gam hn hp gm ba etev1,8 gam nc. Cng thc phn t ca hai ru trn l

A. CH3OH v C2H5OH. B. C2H5OH v C3H7OH.C. C3H5OH v C4H7OH. D. C3H7OH v C4H9OH.

Cu 164: Cho cc cht: ru (ancol) etylic, glixerin (glixerol), glucoz, imetyl ete v axit fomic.S cht tc dng c vi Cu(OH)2 l

A. 1. B. 3. C. 4. D. 2.Cu 165: Oxi ho 1,2 gam CH3OH bng CuO nung nng, sau mt thi gian thu c hn hp sn phmX (gm HCHO, H2O v CH3OH d). Cho ton b X tc dng vi lng d Ag2O (hoc AgNO3)trong dung dch NH3, c 12,96 gam Ag. Hiu sut ca phn ng oxi ho CH3OH l

A. 76,6%. B. 80,0%. C. 65,5%. D. 70,4%.

Cu 166 : Khi lng ca tinh bt cn dng trong qu trnh ln men to thnh 5 lt ru (ancol)etylic 46 l (bit hiu sut ca c qu trnh l 72% v khi lng ring ca ru etylic nguyn cht l0,8 g/ml)

A. 5,4 kg. B. 5,0 kg. C. 6,0 kg. D. 4,5 kg.Cu 167 : un nng mt ru (ancol) n chc X vi dung dch H2SO4 c trong iu kin nhit

thch hp sinh ra cht hu c Y, t khi hi ca X so vi Y l 1,6428. Cng thc phn t ca X lA. C3H8O. B. C2H6O. C. CH4O. D. C4H8O.

C 168 Ch 8 9 t h ht h X th h t C3H7O2N h i 100


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A. HCOOH3NCH=CH2. B. H2NCH2CH2COOH.C. CH2=CHCOONH4. D. H2NCH2COOCH3.

Cu 169 : Dn 1,68 lt hn hp kh X gm hai hirocacbon vo bnh ng dung dch brom (d). Saukhi phn ng xy ra hon ton, c 4 gam brom phn ng v cn li 1,12 lt kh. Nu t chy honton 1,68 lt X th sinh ra 2,8 lt kh CO2. Cng thc phn t ca hai hirocacbon l (bit cc th tchkh u o ktc)

A. CH4v C2H4. B. CH4v C3H4. C. CH4v C3H6. D. C2H6v C3H6.

Cu 170 : Axit cacboxylic no, mch h X c cng thc thc nghim (C3H4O3)n, vy cng thc phn tca X l

A. C6H8O6. B. C3H4O3. C. C12H16O12. D. C9H12O9.

Cu 171 : Th tch dung dch HNO3 67,5% (khi lng ring l 1,5 g/ml) cn dng tc dng vixenluloz to thnh 89,1 kg xenluloz trinitrat l (bit lng HNO3b hao ht l 20 %)A. 55 lt. B. 81 lt. C. 49 lt. D. 70 lt.

Cu 172: Pht biu no sau y khng ng?A. Glucoz tn ti dng mch h v dng mch vng.B. dng mch h, glucoz c 5 nhm OH k nhau.C. Khi glucoz dng vng th tt c cc nhm OH u to ete vi CH3OH.

D. Glucoz tc dng c vi nc bromCu 173: Cho hirocacbon X phn ng vi brom (trong dung dch) theo t l mol 1 : 1, thu c chthu c Y (cha 74,08% Br v khi lng). Khi X phn ng vi HBr th thu c hai sn phm hu ckhc nhau. Tn gi ca X l

A.but-2-en. B. xiclopropan. C.propilen. D.but-1-en.Cu 174: Cho 3,6 gam axit cacboxylic no, n chc X tc dng hon ton vi 500 ml dung dch gmKOH 0,12M v NaOH 0,12M. C cn dung dch thu c 8,28 gam hn hp cht rn khan. Cngthc phn t ca X lA. C2H5COOH. B. CH3COOH. C. HCOOH. D. C3H7COOH.

Cu 175: Cht phn ng vi dung dch FeCl3 cho kt ta l

A. CH3NH2. B. CH3COOCH3. C. CH3OH. D. CH3COOH.Cu 176: Cho cc phn ng:

HBr + C2H5OH0t

C2H4 + Br2

C2H4 + HBr C2H6 + Br2 askt(1:1mol) S phn ng to ra C2H5Br l :

A. 4. B. 3. C. 2. D. 1.Cu 177: Polime c cu trc mng khng gian (mng li) lA. PE. B. amilopectin. C. PVC. D. nha bakelit.Cu 178: nh hng ca nhm -OH n gc C6H5- trong phn t phenol th hin qua phn ng gia

phenol viA. dung dch NaOH. B.Na kim loi. C. nc Br2. D. H2 (Ni, nung nng).Cu 179: Hirocacbon mch h X trong phn t ch cha lin kt v c hai nguyn t cacbon bc batrong mt phn t. t chy hon ton 1 th tch X sinh ra 6 th tch CO2( cng iu kin nhit ,p sut). Khi cho X tc dng vi Cl2(theo t l s mol 1 : 1), s dn xut monoclo ti a sinh ra l

A. 3. B. 4. C. 2. D. 5.

Cu 180 : X phng ho hon ton 17,24 gam cht bo cn va 0,06 mol NaOH. C cn dung dchsau phn ng thu c khi lng x phng lA. 17,80 gam. B. 18,24 gam. C. 16,68 gam. D. 18,38 gam.Cu 181 : Cho dy cc cht: C2H2, HCHO, HCOOH, CH3CHO, (CH3)2CO, C12H22O11 (mantoz).S cht trong dy tham gia c phn ng trng gng lA. 3. B. 6. C. 5. D. 4.C u 182 : Khi t chy hon ton mt este no, n chc th s mol CO2 sinh ra bng s mol O2 phn


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Cu 183 : Cho cht hu c X c cng thc phn t C2H8O3N2 tc dng vi dung dch NaOH, thu ccht hu c n chc Y v cc cht v c. Khi lng phn t (theo vC) ca Y lA. 85. B. 68. C. 45. D. 46.Cu 184 : Cho dy cc cht: CH4, C2H2, C2H4, C2H5OH, CH2=CH-COOH, C6H5NH2 (anilin),C6H5OH (phenol), C6H6 (benzen). S cht trong dy phn ng c vi nc brom l

A. 6. B. 8. C. 7. D. 5

Cu 185 : t chy hon ton 1 lt hn hp kh gm C2H2 v hirocacbon X sinh ra 2 lt kh CO2 v 2

lt hi H2O (cc th tch kh v hi o cng iu kin nhit , p sut). Cng thc phn t ca X lA. C2H6. B. C2H4. C. CH4. D. C3H8.

C u 186 : Ba hirocacbon X, Y, Z l ng ng k tip, khi lng phn t ca Z bng 2 ln khi lngphn t ca X. Cc cht X, Y, Z thuc dy ng ngA. ankan. B. ankaien. C. anken. D. ankin.Cu 187: Mui C6H5N2

+Cl- (phenyliazoni clorua) c sinh ra khi cho C6H5-NH2 (anilin) tcdngvi NaNO2 trong dung dch HCl nhit thp (0-5

oC). iu ch c 14,05 gam C6H5N2+Cl

(vi hiu sut 100%), lng C6H5-NH2 v NaNO2 cn dng va lA. 0,1 mol v 0,4 mol. B. 0,1 mol v 0,2 mol. C. 0,1 mol v 0,1 mol. D. 0,1 mol v 0,3 mol.

Cu 188 : Ba cht hu c mch h X, Y, Z c cng cng thc phn t C3H6O v c cc tnh cht: X, Zu phn ng vi nc brom; X, Y, Z u phn ng vi H2 nhng ch c Z khng b thay i nhmchc; cht Y ch tc dng vi brom khi c mt CH3COOH. Cc cht X, Y, Z ln lt l:

A. C2H5CHO, CH2=CH-O-CH3, (CH3)2CO. B. (CH3)2CO, C2H5CHO, CH2=CH-CH2OH.C. C2H5CHO, (CH3)2CO, CH2=CH-CH2OH. D. CH2=CH-CH2OH, C2H5CHO, (CH3)2CO.

Cu 189: X phng ho hon ton 1,99 gam hn hp hai este bng dung dch NaOH thu c 2,05 gammui ca mt axit cacboxylic v 0,94 gam hn hp hai ancol l ng ng k tip nhau. Cng thc cahai este lA. CH3COOC2H5 v CH3COOC3H7. B. C2H5COOCH3 v C2H5COOC2H5.C. CH3COOCH3 v CH3COOC2H5. D. HCOOCH3 v HCOOC2H5.

Cu 190: Cho dung dch X cha hn hp gm CH3COOH 0,1M v CH3COONa 0,1M. Bit 250C, Ka ca CH3COOH l 1,75.10-5 v b qua s phn li ca nc. Gi tr pH ca dung dch X

250C lA. 2,88. B. 4,24. C. 1,00. D. 4,76.Cu 191: Cho 1 mol amino axit X phn ng vi dung dch HCl (d), thu c m1 gam mui Y. Cng 1mol amino axit X phn ng vi dung dch NaOH (d), thu c m2 gam mui Z. Bit m2 - m1 = 7,5.Cng thc phn t ca X lA. C4H10O2N2. B. C4H8O4N2. C. C5H11O2N. D. C5H9O4N.Cu 192: Hp cht hu c X tc dng c vi dung dch NaOH v dung dch brom nhng khng tcdng vi dung dch NaHCO3. Tn gi ca X l

A. axit acrylic. B. anilin. C. metyl axetat. D.phenol.Cu 193: Poli(metyl metacrylat) v nilon-6 c to thnh t cc monome tng ng lA. CH2=CH-COOCH3 v H2N-[CH2]6-COOH.B. CH2=C(CH3)-COOCH3 v H2N-[CH2]6-COOH.C. CH2=C(CH3)-COOCH3 v H2N-[CH2]5-COOH.D. CH3-COO-CH=CH2 v H2N-[CH2]5-COOH.Cu 194: Cho 10 gam amin n chc X phn ng hon ton vi HCl (d), thu c 15 gam mui. Sng phn cu to ca X lA. 5. B. 7. C. 4. D. 8

Cu 195: Ln men m gam glucoz vi hiu sut 90%, lng kh CO2 sinh ra hp th ht vo dung dch

nc vi trong, thu c 10 gam kt ta. Khi lng dung dch sau phn ng gim 3,4 gam so vi khilng dung dch nc vi trong ban u. Gi tr ca m lA. 13 5 B. 20 0 C. 15 0 D. 30 0


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A. C2H5OH v C4H9OH. B. C2H4(OH)2 v C3H6(OH)2.C. C3H5(OH)3 v C4H7(OH)3. D. C2H4(OH)2 v C4H8(OH)2.Cu 197: X phng ha hon ton 66,6 gam hn hp hai este HCOOC2H5 v CH3COOCH3 bng dungdch NaOH, thu c hn hp X gm hai ancol. un nng hn hp X vi H2SO4 c 140 oC, sau khi

phn ng xy ra hon ton thu c m gam nc. Gi tr ca m lA. 4,05. B. 8,10. C. 16,20. D. 18,00.

Cu 198: un nng hn hp hai ancol n chc, mch h vi H2SO4 c, thu c hn hp gm cc

ete. Ly 7,2 gam mt trong cc ete em t chy hon ton, thu c 8,96 lt kh CO2 ( ktc) v 7,2gam H2O. Hai ancol lA. CH3OH v C3H7OH. B. C2H5OH v CH3OH.C. C2H5OH v CH2=CH-CH2-OH. D. CH3OH v CH2=CH-CH2-OH.

Cu 199: Mt hp cht X cha ba nguyn t C, H, O c t l khi lng mC : mH : mO = 21 : 2 : 4.Hp cht X c cng thc n gin nht trng vi cng thc phn t. S ng phn cu to thuc loihp cht thm ng vi cng thc phn t ca X lA. 4. B. 3. C. 6. D. 5.Cu 200: Dy gm cc cht u iu ch trc tip (bng mt phn ng) to ra anehit axetic l:A. C2H5OH, C2H2, CH3COOC2H5. B. HCOOC2H3, C2H2, CH3COOH.

C. C2H5OH, C2H4, C2H2. D. CH3COOH, C2H2, C2H4.Cu 201: Hn hp kh X gm anken M v ankin N c cng s nguyn t cacbon trong phn t. Hnhp X c khi lng 12,4 gam v th tch 6,72 lt ( ktc). S mol, cng thc phn t ca M v N lnlt lA. 0,1 mol C3H6 v 0,2 mol C3H4. B. 0,2 mol C2H4 v 0,1 mol C2H2.C. 0,1 mol C2H4 v 0,2 mol C2H2. D. 0,2 mol C3H6 v 0,1 mol C3H4.Cu 202: Cho 0,25 mol mt anehit mch h X phn ng vi lng d dung dch AgNO3 trong NH3,thu c 54 gam Ag. Mt khc, khi cho X phn ng vi H2 d (xc tc Ni, to) th 0,125 mol X phnng ht vi 0,25 mol H2. Cht X c cng thc ng vi cng thc chung lA. CnH2n-3CHO (n 2). B. CnH2n-1CHO (n 2).C. CnH2n+1CHO (n 0). D. CnH2n(CHO)2 (n 0).

Cu 203: C ba dung dch: amoni hirocacbonat, natri aluminat, natri phenolat v ba cht lng: ancoletylic, benzen, anilin ng trong su ng nghim ring bit. Nu ch dng mt thuc th duy nht ldung dch HCl th nhn bit c ti a bao nhiu ng nghim?A. 5. B. 4. C. 3. D. 6.Cu 203: Cho hn hp kh X gm HCHO v H2 i qua ng s ng bt Ni nung nng. Sau khi phnng xy ra hon ton, thu c hn hp kh Y gm hai cht hu c. t chy ht Y th thu c 11,7gam H2O v 7,84 lt kh CO2 ( ktc). Phn trm theo th tch ca H2 trong X lA. 35,00%. B. 65,00%. C. 53,85%. D. 46,15%.

Cu 204: X phng ho mt hp cht c cng thc phn t C10H14O6 trong dung dch NaOH (d),thu c glixerol v hn hp gm ba mui (khng c ng phn hnh hc). Cng thc ca ba mui

l:A. CH2=CH-COONa, CH3-CH2-COONa v HCOONa.B. CH3-COONa, HCOONa v CH3-CH=CH-COONa.C. CH2=CH-COONa, HCOONa v CHC-COONa.D. HCOONa, CHC-COONa v CH3-CH2-COONa.Cu 205: Thuc th c dng phn bit Gly-Ala-Gly vi Gly-Ala lA. dung dch NaOH. B. Cu(OH)2 trong mi trng kim.C. dung dch NaCl. D. dung dch HCl.Cu 206: Hirocacbon X khng lm mt mu dung dch brom nhit thng. Tn gi ca X lA. xiclopropan. B. etilen. C. xiclohexan. D. stiren.

Cu 207: t chy hon ton 0,2 mol mt ancol X no, mch h cn va 17,92 lt kh O2 ( ktc).Mt khc, nu cho 0,1 mol X tc dng va vi m gam Cu(OH)2 th to thnh dung dch c mu xanhlam Gi tr ca m v tn gi ca X tng ng l


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Cu 208: Cho hn hp X gm hai axit cacboxylic no, mch khng phn nhnh. t chy hon ton 0,3mol hn hp X, thu c 11,2 lt kh CO2 ( ktc). Nu trung ha 0,3 mol X th cn dng 500 ml dungdch NaOH 1M. Hai axit l:A. HCOOH, CH3COOH. B. HCOOH, HOOC-COOH.C. HCOOH, C2H5COOH. D. HCOOH, HOOC-CH2-COOH.

Cu 209: Hp cht X mch h c cng thc phn t l C4H9NO2. Cho 10,3 gam X phn ng va vi dung dch NaOH sinh ra mt cht kh Y v dung dch Z. Kh Y nng hn khng kh, lm giy qu

tm m chuyn mu xanh. Dung dch Z c kh nng lm mt mu nc brom. C cn dung dch Z thuc m gam mui khan. Gi tr ca m lA. 9,4. B. 9,6. C. 8,2. D. 10,8.Cu 210: Cacbohirat nht thit phi cha nhm chc caA. ancol. B. anehit. C. xeton. D. amin.Cu 211: Cho cc hp cht hu c: C2H2; C2H4; CH2O; CH2O2 (mch h); C3H4O2 (mch h, nchc). Bit C3H4O2 khng lm chuyn mu qu tm m. S cht tc dng c vi dung dch AgNO3trong NH3 to ra kt ta lA. 2. B. 4. C. 3. D. 5.Cu 212: Cho dy chuyn ho sau:

Phenol + X Phenyl axetat + ...

Phenyl axetat + dd NaOH Y (hp cht thm) + ...

Hai cht X, Y trong s trn ln lt l:A. anhirit axetic, phenol. B. axit axetic, phenol.C. anhirit axetic, natri phenolat. D. axit axetic, natri phenolat.Cu 213: Dy gm cc dung dch u tham gia phn ng trng bc l:A. Glucoz, glixerol, mantoz, axit fomic.B. Glucoz, fructoz, mantoz, saccaroz.C. Glucoz, mantoz, axit fomic, anehit axetic.D. Fructoz, mantoz, glixerol, anehit axetic.Cu 214: Cht hu c X c cng thc phn t C5H8O2. Cho 5 gam X tc dng va ht vi dung dch

NaOH, thu c mt hp cht hu c khng lm mt mu nc brom v 3,4 gam mt mui. Cng thcca X lA. CH3COOC(CH3)=CH2. B. HCOOCH2CH=CHCH3.C. HCOOCH=CHCH2CH3. D. HCOOC(CH3)=CHCH3.Cu 215: Hn hp X gm hai ancol no, n chc, mch h, k tip nhau trong dy ng ng. Oxi hohon ton 0,2 mol hn hp X c khi lng m gam bng CuO nhit thch hp, thu c hn hpsn phm hu c Y. Cho Y tc dng vi mt lng d dung dch AgNO3 trong NH3, thu c 54 gamAg. Gi tr ca m lA. 13,5. B. 8,1. C. 8,5. D. 15,3.Cu 216: Cho s chuyn ha:

CH3CH2Cl + KCN XX + H3O+ (un nng) Y

Cng thc cu to ca X, Y ln lt l:A. CH3CH2NH2, CH3CH2COOH. B. CH3CH2CN, CH3CH2CHO.C. CH3CH2CN, CH3CH2COOH. D. CH3CH2CN, CH3CH2COONH4.

Cu 217: Dy gm cc cht v thuc u c th gy nghin cho con ngi lA. ampixilin, erythromixin, cafein. B.penixilin, paradol, cocain.C. cocain, seduxen, cafein. D. heroin, seduxen, erythromixin.

Cu 218: Pht biu no sau y l ng?A. Benzen lm mt mu nc brom nhit thng.

B. Anilin tc dng vi axit nitr khi un nng, thu c mui iazoni.C. Cc ancol a chc u phn ng vi Cu(OH)2 to dung dch mu xanh lam.D Etylamin phn ng vi axit nitr nhit thng sinh ra bt kh


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dng vi lng d dung dch AgNO3 trong NH3, thu c 36 gam kt ta. Phn trm th tch ca CH4c trong X lA. 20%. B. 50%. C. 25%. D. 40%.

Cu 220: S ipeptit ti a c th to ra t mt hn hp gm alanin v glyxin lA. 1. B. 2. C. 3. D. 4.Cu 221: Hn hp X gm axit Y n chc v axit Z hai chc (Y, Z c cng s nguyn t cacbon). ChiaX thnh hai phn bng nhau. Cho phn mt tc dng ht vi Na, sinh ra 4,48 lt kh H2 ( ktc). t

chy hon ton phn hai, sinh ra 26,4 gam CO2. Cng thc cu to thu gn v phn trm v khi lngca Z trong hn hp X ln lt lA. HOOC-COOH v 42,86%. B. HOOC-COOH v 60,00%.C. HOOC-CH2-COOH v 70,87%. D. HOOC-CH2-COOH v 54,88%.

Cu 222: Khi cho a mol mt hp cht hu c X (cha C, H, O) phn ng hon ton vi Na hoc viNaHCO3 th u sinh ra a mol kh. Cht X lA. ancol o-hiroxibenzylic. B. axit aipic.C. axit 3-hiroxipropanoic. D. etylen glicol.Cu 223: Cho cc hp cht hu c:

(1) ankan; (2) ancol no, n chc, mch h;(3) xicloankan; (4) ete no, n chc, mch h;(5) anken; (6) ancol khng no (c mt lin kt i C=C), mch h;(7) ankin; (8) anehit no, n chc, mch h;(9) axit no, n chc, mch h; (10) axit khng no (c mt lin kt i C=C), n chc.

Dy gm cc cht khi t chy hon ton u cho s mol CO2 bng s mol H2O l:A. (2), (3), (5), (7), (9). B. (1), (3), (5), (6), (8).C. (3), (4), (6), (7), (10). D. (3), (5), (6), (8), (9).Cu 224: Cho cc hp cht sau:

(a) HOCH2-CH2OH. (b) HOCH2-CH2-CH2OH.(c) HOCH2-CH(OH)-CH2OH. (d) CH3-CH(OH)-CH2OH.(e) CH3-CH2OH. (f) CH3-O-CH2CH3.

Cc cht u tc dng c vi Na, Cu(OH)2 l:A. (a), (c), (d). B. (c), (d), (f). C. (a), (b), (c). D. (c), (d), (e).

Cu 225 : t chy hon ton mt hp cht hu c X, thu c 0,351 gam H2O v 0,4368 lt kh CO2( ktc). Bit X c phn ng vi Cu(OH)2 trong mi trng kim khi un nng. Cht X lA. C2H5CHO. B. CH2=CH-CH2-OH. C. CH3COCH3. D. O=CH-CH=O.

Cu 226: Cho hai hp cht hu c X, Y c cng cng thc phn t l C3H7NO2. Khi phn ng vidung dch NaOH, X to ra H2NCH2COONa v cht hu c Z; cn Y to ra CH2=CHCOONa v kh T.Cc cht Z v T ln lt lA. CH3NH2 v NH3. B. C2H5OH v N2.C. CH3OH v CH3NH2. D. CH3OH v NH3.

Cu 227: Cho X l hp cht thm; a mol X phn ng va ht vi a lt dung dch NaOH 1M. Mt khc,nu cho a mol X phn ng vi Na (d) th sau phn ng thu c 22,4a lt kh H2 ( ktc). Cng thccu to thu gn ca X lA. HO-CH2-C6H4-OH. B. HO-C6H4-COOCH3.C. HO-C6H4-COOH. D. CH3-C6H3(OH)2.Cu 228: Dy gm cc cht c sp xp theo chiu tng dn nhit si t tri sang phi l:A. CH3COOH, HCOOH, C2H5OH, CH3CHO. B. HCOOH, CH3COOH, C2H5OH, CH3CHO.C. CH3COOH, C2H5OH, HCOOH, CH3CHO. D. CH3CHO, C2H5OH, HCOOH, CH3COOH.Cu 229: Hai hp cht hu c X v Y l ng ng k tip, u tc dng vi Na v c phn ng trng

bc. Bit phn trm khi lng oxi trong X, Y ln lt l 53,33% v 43,24%. Cng thc cu to ca Xv Y tng ng lA. HOCH2CH2CHO v HOCH2CH2CH2CHO.B. HOCH2CHO v HOCH2CH2CHO.


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Cu 230: Cho mt s tnh cht: c dng si (1); tan trong nc (2); tan trong nc Svayde (3); phnng vi axit nitric c (xc tc axit sunfuric c) (4); tham gia phn ng trng bc (5); b thu phntrong dung dch axit un nng (6). Cc tnh cht ca xenluloz l:A. (3), (4), (5) v (6). B. (1), (3), (4) v (6) C. (1), (2), (3) v (4). D. (2), (3), (4) v (5).Cu 231: Hn hp X gm hai este no, n chc, mch h. t chy hon ton mt lng X cn dngva 3,976 lt kh O2 ( ktc), thu c 6,38 gam CO2. Mt khc, X tc dng vi dung dch NaOH,thu c mt mui v hai ancol l ng ng k tip. Cng thc phn t ca hai este trong X l

A. C3H6O2 v C4H8O2. B. C2H4O2 v C5H10O2.C. C2H4O2 v C3H6O2. D. C3H4O2 v C4H6O2.Cu 232: Cho 0,02 mol amino axit X tc dng va vi 200 ml dung dch HCl 0,1M thu c 3,67gam mui khan. Mt khc 0,02 mol X tc dng va vi 40 gam dung dch NaOH 4%. Cng thc caX lA. H2NC3H5(COOH)2. B. (H2N)2C3H5COOH. C. H2NC2H3(COOH)2. D. H2NC3H6COOH.Cu 233: Hn hp kh X gm H2 v mt anken c kh nng cng HBr cho sn phm hu c duy nht.T khi ca X so vi H2 bng 9,1. un nng X c xc tc Ni, sau khi phn ng xy ra hon ton, thuc hn hp kh Y khng lm mt mu nc brom; t khi ca Y so vi H2 bng 13. Cng thc cuto ca anken lA. CH3-CH=CH-CH3. B. CH2=CH2.C. CH2=C(CH3)2. D. CH2=CH-CH2-CH3.Cu 234: Dy gm cc cht u c kh nng tham gia phn ng trng hp l:A. stiren; clobenzen; isopren; but-1-en.B. 1,1,2,2-tetrafloeten; propilen; stiren; vinyl clorua.C. 1,2-iclopropan; vinylaxetilen; vinylbenzen; toluen.D.buta-1,3-ien; cumen; etilen; trans-but-2-en.

Cu 235: Pht biu no sau y l ng?A. Trng ngng buta-1,3-ien vi acrilonitrin c xc tc Na c cao su buna-N.B. T visco l t tng hp.C. Poli(etylen terephtalat) c iu ch bng phn ng trng ngng cc monome tng ng.

D. Trng hp stiren thu c poli(phenol-fomanehit).Cu 236: Hp cht hu c X tc dng c vi dung dch NaOH un nng v vi dung dch AgNO3trong NH3. Th tch ca 3,7 gam hi cht X bng th tch ca 1,6 gam kh O2 (cng iu kin v nhit v p sut). Khi t chy hon ton 1 gam X th th tch kh CO2 thu c vt qu 0,7 lt ( ktc).Cng thc cu to ca X lA. HCOOC2H5. B. O=CH-CH2-CH2OH.C. CH3COOCH3. D. HOOC-CHO.

Cu 237: Cho hn hp X gm hai hp cht hu c no, n chc tc dng va vi 100 ml dung dchKOH 0,4M, thu c mt mui v 336 ml hi mt ancol ( ktc). Nu t chy hon ton lng hnhp X trn, sau hp th ht sn phm chy vo bnh ng dung dch Ca(OH)2 (d) th khi lng

bnh tng 6,82 gam. Cng thc ca hai hp cht hu c trong X lA. CH3COOH v CH3COOC2H5. B. C2H5COOH v C2H5COOCH3.C. HCOOH v HCOOC3H7. D. HCOOH v HCOOC2H5.

Cu 238: Pht biu no sau y l ng?A. Saccaroz lm mt mu nc brom.B. Glucoz b kh bi dung dch AgNO3 trong NH3.C. Xenluloz c cu trc mch phn nhnh.D. Amilopectin c cu trc mch phn nhnh.Cu 239: Hiro ho hon ton m gam hn hp X gm hai anehit no, n chc, mch h, k tip nhautrong dy ng ng thu c (m + 1) gam hn hp hai ancol. Mt khc, khi t chy hon ton cng mgam X th cn va 17,92 lt kh O2 ( ktc). Gi tr ca m l

A. 10,5. B. 8,8. C. 24,8. D. 17,8.Cu 240: Este X (c khi lng phn t bng 103 vC) c iu ch t mt ancol n chc (c t khi


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Cu 241: Cho hirocacbon X phn ng vi brom (trong dung dch) theo t l mol 1 : 1, thu c chthu c Y (cha 74,08% Br v khi lng). Khi X phn ng vi HBr th thu c hai sn phm hu ckhc nhau. Tn gi ca X lA.but-2-en. B. xiclopropan. C.propilen. D.but-1-en.


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hoa huu co trong de thi dh 07-09

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