Luyên thi ĐH phần sơ đồ phản ứng

wWw.VipLam.info S PHN NG Cõu 1: Cho s sau: p, t o CH2=CH2 + X H2 Ni, t o Y Tờn gi ca X v Y ln lt l A etilen v xiclohexen B axetilen v xiclohexin C buta-1,3-ien v xiclohexen D buta-1,3-ien v xiclohexin Cõu 2: Cho s sau: M +Y X Y to M M +X X l oxit ca kim loi A cú in tớch ht nhõn l 3,2.10-18C Y l oxit ca phi kim B cú cu hỡnh electron lp ngoi cựng l 2s22p2 Cụng thc ca M, X v Y ln lt l A MgCO3, MgO v CO2 B BaCO3, BaO v CO2 C CaCO3, CaO v CO2 D CaSO3, CaO v SO2 Cõu 3: Cho s sau: X H2 Ni, t o xt, t o H2O Y Z trùng hợp Caosu Buna Cụng thc cu to ca X l A CH3-CH=CH-CH2-OH B CHC-CH=CH2 C CH2=CH-CH2-CHO D OHC-CH=CH-CHO Cõu 4: Cho s sau: X Br2 (1:1) Y NaOH Z o t CuO to Anđehit hai chức X cú th l A propen B but-2-en C xiclopropan D xiclohexan Cõu 5: Cho s phn ng sau: C2H4 Br2 (dung dịch) X KOH (ancol) Y Z T Anilin Tờn gi ca Y v Z tng ng l A etylen glicol v axetilen B axetilen v benzen C benzen v nitrobenzen D etylenglycol v nitrobenzen Cõu 6: Mt gluxit (X) cú cỏc phn ng theo s sau: X Cu(OH)2 NaOH dung dịch xanh lam to kết tủa đỏ gạch X khụng th l A glucoz B fructoz C saccaroz D mantoz wWw.VipLam.info Cõu 7: Cỏc phn ng s sau ch ly sn phm chớnh NO2 [H] X (CH3CO)2O Br2 Y Z H3O+ T Tờn gi ca T l A o-bromanilin B p-bromanilin C 2,4-ibromanilin D 2,6-ibromanilin Cõu 8: Cho s phn ng sau: CH3COOH +C2H2 X Trùng hợp Y Tờn gi ca Y l A poli (vinyl axetat) B poli (metyl metacrylat) C poli (metyl acrylat) D poli (axetilen axetat) Cõu 9: Cho s phn ng sau: CO2 HO NH3 p,+ t o cao X + Y Cụng thc ca Y l A NH4HCO3 B (NH2)2CO3 C (NH2)2CO D (NH4)2CO3 Cõu 10: Cho s phn ng sau: X + H2 Ni, to Y + Cl2 Z + H2O- Propan-2-ol askt OH Cụng thc cu to thu gn ca X l A CH3-CH=CH2 B CH2=CH(CH2)2CH3 C (CH3)2C=CH2 D (CH3)2CHCl Cõu 11: Cho s phn ng sau: C3H6 + Cl2 X Y (1:1) Glixerin (glixerol) Cụng thc cu to thu gn ca X l A Cl-CH2-CH(Cl)-CH3 B Cl-CH2-CH=CH2 C Cl-CH2-CH2-CH2-Cl D CH3-CH=CH-Cl Cõu 12: Cho bit A1 l mui cú lng phõn t bng 64 vC v CTG l NH2O O HO O A1 Nung A2 + A3 + A4 + A5 Cụng thc ca A5 l A NH4NO3 B HNO2 C HNO3 Cõu 13: Cho s phn ng sau: X + Ho t, xt Y + CuO Z + O2 o t xt Axit isobutyric Cụng thc cu to thu gn ca X l A CH3-CH=CH-CHO B (CH3)2CH-CH2OH D NH3 wWw.VipLam.info C (CH3)2C=CHOH D CH2=C(CH3)-CHO Cõu 14: Cho s phn ng sau: A + NaOH AgNO C + dd NH3 + HCl B D + HCl E (khí) + NaOH F (khí) A l hp cht hu c mch h (cha C, H v nguyờn t oxi phõn t), cú lng phõn t bng 86, A khụng phn ng vi Na Cụng thc cõu to thu gn ca A l A CH3-COO-CH=CH2 B H-COO-CH=CH-CH3 C CH2=CH-COO-CH3 D CH3-CO-CO-CH3 Cõu 15: Cho s phn ng sau: C6H5CH3 + Br2, as X + H2O OH - (1:1) Y Bit X v Y l cỏc sn phm chớnh Tờn gi ca Y l A o-metylphenol B m-metylphenol C p-metylphenol D ancol benzylic Cõu 16: Cho s phn ng sau: C6H5CH2CH3 + Br2, as X + H2O OH - (1:1) Y Bit X v Y l cỏc sn phm chớnh Tờn gi ca Y l A o-etylphenol B p-etylphenol C 1-phenyletan-1-ol D 2-phenyletan-1-ol Cõu 17: Cho s phn ng sau: + D, xt B o A t, xt xt A +M G E xt A R Trong ú A, B, D, E, G, M, R l cỏc cht vụ c, hu c khỏc v A cha nguyờn t cacbon A cú th l A Ca(HCO3)2.B C2H6 C C2H5OH D CH3COOH Cõu 18: Cho s phn ng sau: Benzen Cl2 (Fe, to) X NaOH đặc, dư nhiệt độ cao, áp suất cao Y Tờn gi ca Y l A phenol B natri phenolat C clobenzen D anilin Cõu 19: Cho s phn ng sau: Buta-1,3-đien C4H6Br2 C4H8Br2 X C4H6O2 C4H6O4 Tờn gi ỳng ca C4H6Br2 ng vi s trờn l A 1,2-ibrombut-3-en B 2,3-ibrombut-2-en C 1,3-ibrombut-1-en D 1,4-ibrombut-2-en wWw.VipLam.info Cõu 20: Cho s phn ng sau: A B G Cao su Buna C D E + NaOH Poli (metyl acrylat) Tờn gi ca A l A etyl acrylat B etyl metacrylat C metyl acrylat D metyl metacrylat Cõu 21: A l anờhit a chc, mch thng v Y l ru (ancol) bc 2: C4H6O2 + O2 xt (A) C4H6O4 + X C7H12O4 + Y C10H18O4 + H2O B + X + Y H2SO4 H2SO4 H+ (B) Tờn gi ca X l A propan-1-ol B propan-2-ol C propenol D propinol Cõu 22: Bit X v Y s cha khụng quỏ nguyờn t cacbon v khụng cha halogen CH4 X Y CH3OCH3 Cụng thc ca X v Y tng ng l A CH3Cl v CH3OH C C2H2 v CH3CHO C HCHO v CH3OH D HCHO v CH3CHO Cõu 23: X l hp cht trng thỏi rn, Y khụng phi l cht rn s sau: X SO2 Y H2SO4 Cụng thc ca X v Y tng ng l A H2S v SO3 B FeS2 v S C S v SO2 D FeS v SO3 Cõu 24: Cho s phn ng sau: CH3CH(Br)CH2CH3 + Mg ete X + H2O Y Tờn gi ca Y l A n-butan B 3,4-imetylhexan C butan-2-ol D sec-butyl magie bromua Cõu 25: X v Y l cỏc sn phm chớnh s sau: CH3 CH CH CH3 C+ HKOH X 5OH CH3 Br + HOH H+ Y Tờn gi ca Y l A 2-metylbutan-2-ol B 3-metylbutan-2-ol C 3-metylbutan-1-ol D 3-metylbutan-3-ol Cõu 26: Y v Z l cỏc sn phm chớnh s sau: X H2SO4 đặc o 170 C Y + HBr CH3 CH2 CH3 C CH3 (Z) Br wWw.VipLam.info Tờn gi ca X v Y tng ng l A 2-metylbutan-1-ol v 2-metylbut-1-en B 2-metylbutan-1-ol v 2-metylbut-2-en C 2-metylbutan-2-ol v 3-metylbut-2-en D 2-metylbutan-2-ol v 3-metylbut-1-en Cõu 27: Cỏc phn ng xy vi t l mol 1:1 X v Y l cỏc sn phm chớnh s sau: CH3CH(Br)CH(Br)CH3 + Zn X + HOH Y H+ Tờn gi ca Y l A butan-2-on B butan-2-ol C but-3-en-2-ol D butan-2,3-iol Cõu 28: Cho s phn ng sau: X X Y Y NO2 X Cỏc nhúm th -X v -Y tng ng cú th l A -CHO v -COOH B -NO2 v -NH2 C -CH3 v -COOH D -Br v -OH Cõu 29: Cho s phn ng sau: KOOC C3H6 Br2 X KOH ancol C o 600 C Y Z dung dịch KMnO4 đun nóng COOK KOOC Cụng thc cu to ca Y l A CH3-CH=CH2 B CH3-CCH C C2H5-CCH D CH2=CH-CH=CH2 Cõu 30: Cho s phn ng sau: Mg C2H5Br +ete X + CO2 Y + H2O H+ Z Cụng thc cu to thu gn ca Z l A CH3CH2COOH B CH3CH2CHO C CH3CH2CH2OH D CH3CH2OCH3 Cõu 31: Cỏc cht X, Y, Z l cỏc sn phm chớnh s sau: Etylbenzen KMnO4 o H2SO4, t X HNO3 o H2SO4, t C2H5OH o H2SO4, t Y Z Cụng thc cu to thu gn ca Z l A m-O2N-C6H4-CH2-COO-CH2-CH3 C p-O2N-C6H4-CH2-COO-CH2-CH3 B m-O2N-C6H4-COO-CH2-CH3 D p-O2N-C6H4-COO-CH2-CH3 wWw.VipLam.info Cõu 32: Cho s phn ng sau: (CH3)2CHBr + Mg ete X + etylen oxit Y + HOH H+ Z Tờn gi ca Z l A 3-metylbutan-1-ol B 3-metylbutan-2-ol C 3-metylbutanal D 3-metylpentan-1-ol Cõu 33: Cỏc phn ng xy vi t l mol 1:1 v X, Y l cỏc sn phm chớnh s sau: (CH3)2CHCH2COOH + Br2 P X + NH3 Y Tờn gi ca Y l A axit 2-amino-3-metylbutanoic B axit 3-amino-3-metylbutanoic C axit 4-amino-3-metylbutanoic D amoni (3-brom-3-metylbutanoat) Cõu 34: Cỏc phn ng xy vi t l mol 1:1 v X, Y l cỏc sn phm chớnh s sau: (CH3)2CHCH2COOH + Br2 as X 1) + H2O, OH2) + H+ Y Tờn gi ca Y l A axit 2-hiroxi-3-metylbutanoic B axit 3-hiroxi-3-metylbutanoic C axit 4-hiroxi-3-metylbutanoic D axit 3-metylbut-2-enoic Cõu 35: Cho s chuyn húa sau: 0 + NaOH, H O, t + KOH/etanol, t + HCl + KOH/etanol, t + HCl (CH ) CH CH(OH)CH X Y Z T K Cụng thc cu to ca cht K l A (CH3)2CHCH2CH2Cl B (CH3)C(OH) CH2CH3 C (CH3)2CHCH2CH2OH D (CH3)2C=CHCH3 Cõu 36: Cho dóy chuyn húa sau: H 2SO d, 170 C Br2 (dd) CH 3CH 2CHOHCH E F Bit E, F l sn phm chớnh, cỏc cht phn ng vi theo t l : v s mol Cụng thc cu to ca E v F ln lt l cỏc cp cht dóy no sau õy A CH3CH2CH=CH2, CH3CH2CHBrCH2Br B CH3CH=CHCH3, CH3CHBrCHBrCH3 C CH3CH=CHCH3, CH3CH2CBr2CH3 D CH3CH2CH=CH2, CH2BrCH2CH=CH2 Cõu 37: Cho s chuyn húa sau: 0 + dd AgNO3 / NH , t + CuO, t + dd HCl + ancol Y Ancol X X1 X X C3 H O H SO , t 4d Ancol X, Y tng ng l A CH3OH v CH2=CHCH2OH B C2H5OH v CH3OH C CH2=CHCH2OH v CH3OH D CH3OH v C2H5OH wWw.VipLam.info Cõu 38: Cho s chuyn húa sau: + dd HCl HCHO Axetilen X Y Z T nha novolac H+ , t0 A etilen, benen, phenylclorua, natriphenolat B xiclohexan, bezen, phenylclorua, phenol C benzen, phenylclorua, natriphenolat, phenol D vinylclorua, benzen, phenylclorua, phenol Cõu 39: Cho dóy chuyn húa + NaOH + HCl Glyxin M X + HCl + NaOH Glyxin N Y Cụng thc cu to ca X, Y ln lt l A ClH3NCH2COONa v H2NCH2COONa B ClH3NCH2COOH v ClH3NCH2COONa C u l ClH3NCH2COONa D ClH3NCH2COOH v H2NCH2COONa Cõu 40: Cho s chuyn húa sau (mi mi tờn l mt phng trỡnh phn ng): Tinh bt X Y Z metyl axetat Cỏc cht Y, Z s trờn ln lt l A C2H5OH, CH3COOH B CH3COOH, CH3OH C CH3COOH, C2H5OH D C2H4, CH3COOH (Trớch TTS vo cỏc trng Cao ng 2008) ...wWw.VipLam.info Câu 7: Các phản ứng sơ đồ sau lấy sản phẩm NO2 [H] X (CH3CO)2O Br2 Y Z H3O+ T Tên gọi T A o-bromanilin B p-bromanilin C 2,4-đibromanilin D 2,6-đibromanilin Câu 8: Cho sơ đồ phản ứng sau: CH3COOH... poli (axetilen axetat) Câu 9: Cho sơ đồ phản ứng sau: CO2 HO NH3 p,+ t o cao X + Y Công thức Y A NH4HCO3 B (NH2)2CO3 C (NH2)2CO D (NH4)2CO3 Câu 10: Cho sơ đồ phản ứng sau: X + H2 Ni, to Y + Cl2... 15: Cho sơ đồ phản ứng sau: C6H5CH3 + Br2, as X + H2O OH - (1:1) Y Biết X Y sản phẩm Tên gọi Y A o-metylphenol B m-metylphenol C p-metylphenol D ancol benzylic Câu 16: Cho sơ đồ phản ứng sau: