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Nhi?n - L ﾏn - nm 2017 C?u 1: Cho 3,52gam ch ﾏt h?u c ﾏ A (C4H8O2) t?c d?ng v?i 0,6 l?t dung d?ch NaOH 0,1M Sau ph ﾏn ?ng c? c ﾏn dung d?ch thu ﾏ?c 4,08 gam ch ﾏt r ﾏn khan C?ng th?c c?a A l?: A C3H7COOH B HCOOC3H7 C C2H5COOCH3 D CH3COOC2H5 C?u 2: Cho 6,9gam Na v?o dung d?ch HCl thu ﾏ?c dung d?ch X c? ch?a 14,59 gam ch ﾏt r ﾏn tan Cho dung d?ch X v?o dung d?ch AgNO3 d ﾏ ﾏn ph ﾏn ?ng ho?n to?n thu ﾏ?c a gam kﾏt t?a Gi? tr? c?a a l?: A 38,65g B 37,58g C 40,76g D 39,20g C?u 3: Khi i?n ph?n dung d?ch ch?a CuSO4 v?i anot b ﾏng ?ng th? ? c?c d ﾏﾏng x ﾏy qu? tr?nh A kh? n ﾏ?c B kh? Cu2+ C oxi h?a n ﾏ?c D oxi h?a Cu C?u 4: X, Y , Z l? este ?u ﾏn ch?c , m ﾏch h? kh?ng no cho ph ﾏn ?ng tr? ng g ﾏﾏng (Trong ? X no, Y v? Z c? q li?n kﾏt ?i ph?n t?) ?t ch?y 23,58g h?n h?p E ch?a X, Y, Z v? i O2 v?a ?, s ﾏn ph ﾏm ch?y d ﾏn qua dung d?ch Ba(OH)2 d ﾏ th ﾏy kh?i l ﾏ?ng dung d?ch gi ﾏm 137,79 gam so v?i tr ﾏ?c ph ﾏn ?ng M ﾏt kh?c un n?ng 23,58 gam E v?i 200ml dung d?ch N ﾏO 1,5M (v?a ?) thu ﾏ?c h?n h?p F ch? ch?a mu?i v? h?n h?p ancol kﾏ tiﾏp thu?c c?ng m?t d?y ?ng ﾏng Biﾏt r ﾏng c? c ph ﾏn ?ng x ﾏy ho?n to?n Ph ﾏn trm kh?i l ﾏ?ng c?a X g ﾏn nh ﾏt v?i gi? tr? n?o sau ?y? A 69,04% B 62,77% C 31,38% D 47,07% C?u 5: i?n ph?n dung d?ch h?n h?p g?m NaCl v? KCl c? ch?a v?i gi?t phenolphatalein, hi?n t ﾏ?ng quan s?t ﾏ?c l?? A dung d?ch kh?ng m?u chuy?n th?nh m?u h?ng B dung d?ch kh?ng m?u chuy?n sang m?u xanh C dung d?ch lu?n kh?ng ?i m?u D dung d?ch lu?n c? m?u h?ng C?u 6: H?a tan ho?n to?n 1,9g h?n h?p Fe, Mg, Al b ﾏng dung d?ch H2SO4 lo?ng v?a ? thu ﾏ?c 1,344 l?t kh? H2 (ktc) Kh?i l ﾏ?ng mu?i khan thu ﾏ?c c? c ﾏn dung d?ch sau ph ﾏn ?ng l? A 7,66g B 7,78g C 8,25g D 7,72g C?u 7: Biﾏt A l? m?t ﾏ-amino axit ch? ch?a m?t nh?m amino v? m?t nh?m cacboxyl Cho 10,68g A t?c d?ng v?i dd HCl d ﾏ thu d ﾏ?c 15,06 g mu?i V ﾏy A c? th? l?: A Caprolactam B alanin C glyxin D axit glutamic C?u 8: H?a tan ho?n to?n h?n h?p g?m 0,1 mol Zn, 0,05 mol Cu v? 0,3 mol Fe dung d?ch HNO3 Sau c?c kim lo ﾏi tan hﾏt thu ﾏ?c dung d?ch kh?ng ch?a NH4NO3 v? kh? NO l? s ﾏn ph ﾏm kh? nh ﾏt S? mol HNO3 t?i thi?u c ﾏn d?ng l?: A 1,25mol B 1,2 mol C 1,6mol D 1,8mol C?u 9: ch ﾏt n?o say ?y ﾏ?c d?ng l?m cao su A Poli(vinyl axetat) B Poli(vinyl clorua) C polistiren D poliisopren C?u 10: Trong c?c kh? sau: CO2, CO, NO2, SO2 nh?ng kh? n?o l? nguy?n nh?n ch?nh g?y hi?n t ﾏ?ng m ﾏa axit A CO2 v? SO2 B CO2 v? NO2 C CO v? CO2 D SO2 v? NO2 C?u 11: Cho lu?ng kh? CO d ﾏ i qua ?ng s? ch?a m gam h?n h?p Al2O3 v? Fe3O4 ?t n?ng Sau ph ﾏn ?ng th ﾏy c?n l ﾏi 14,14 g ch ﾏt r ﾏn Kh? kh?i ?ng s? ﾏ?c h ﾏp th? v?o dung d?ch Ca(OH)2 d ﾏ thu d ﾏ?c 16 gam kﾏt t?a Gi? tr? c?a m l?: A 18,82g B 19,26g C 16,7g D 17,6g C?u 12: Cho 13,0g b?t Zn v?o dd c? ch?a 0,1 mol Fe(NO3)3; 0,1 mol Cu(NO3)2 v? 0,1 mol AgNO3 Khu ﾏy ?u cho c?c ph ﾏn ?ng x ﾏy ho?n to?n Kh?i l ﾏ?ng ch ﾏt r ﾏn thu ﾏ?c sau ph ﾏn ?ng l?: A 17,2g B 14,0g C 19,07g D 16,4g C?u 13: T ﾏ olon (t ﾏ nitron) l? s ﾏn ph ﾏm c?a ph ﾏn ?ng A tr?ng h?p caprolactam B tr?ng ng ﾏng axit ﾏ- amino caproic C tr?ng h?p vinyl xianua D tr?ng h?p vinyl clorua C?u 14: H?a tan ho?n to?n 12,84g h?n h?p g?m Fe, Al, Mg c? s? mol b ﾏng dung d?ch HNO3 lo?ng d ﾏ, thu ﾏ?c dung d?ch X ch?a 75,36 gam mu?i v? h?n h?p kh? Y g?m N2, N2O, NO v? NO2 Trong ? d? mol N2 b ﾏng s? mol NO2 Biﾏt t? kh?i c?a h?n h?p kh? Y so v?i H2 b ﾏng 18,5 S? mol HNO3 ? ph ﾏn ?ng l? A 1,140 B 1,275 C 1,080 D 1,215 C?u 15: H?n h?p X g?m kim lo ﾏi A, B (?u c? h?a tr? kh?ng ?i) Chia X th?nh ph ﾏn b ﾏng Ph ﾏn 1: H?a tan hﾏt h?n h?p HCl v? H2SO4 thu ﾏ?c 3,36 l?t kh? H2 Ph ﾏn 2: H? a tan hﾏt dung d?ch HNO3 lo?ng thu ﾏ?c V l?t kh? (ktc) kh? NO l? s ﾏn ph ﾏm kh? nh ﾏt Gi? tr? c?a V l? A 2,24 B 3,36 C 4,48 D 5,6 C?u 16: Trong c?ng nghi?p nh?m ﾏ?c i?u chﾏ b ﾏng c?ch A i? n ph?n dung d?ch AlCl3 B i?n ph?n n?ng ch ﾏy Al2O3 C d?ng Na ﾏy Al kh?i dung d?ch AlCl3 D d? ng cacbon ho ﾏc CO kh? Al2O3 ? nhi?t ? cao C?u 17: Ph?t bi?u n?o sau ?y kh?ng ?ng A m?i ph?n t? protein c?c amino axit ﾏ?c s ﾏp xﾏp theo m?t th? t? nh ﾏt x?c ?nh B ph?n t? peptit c? nh?m CO NH ﾏ?c g?i l? dipeptit, nh?m ﾏ?c g?i l? tripeptit C c?c peptit t ﾏo th?nh t? 11 ﾏn 50 ﾏn v? amino axit ﾏ?c g?i l? polipeptit D h?p ch ﾏt ﾏ?c t ﾏo th?nh b ﾏng c?ch ng ﾏng t? hai hay nhi?u ﾏ amino axit C?u 18: H ﾏp th? 3,36 l?t kh? CO2 v?o 200ml dung d?ch h?n h?p NaOH v? Na2CO3 0,4M thu ﾏ?c dung d?ch c? ch?a 19,98 gam h?n h?p mu?i khan N?ng ? mol/l c?a NaOH dung d?ch ban ﾏu l?? A 0,7M B 0,75M C 0,50M D 0,60M C?u 19: Cho dung d?ch Ba(HCO3)2 l ﾏn l ﾏ?t v?o c?c dung d?ch: CuSO4, NaOH, NaHSO4, K2CO3, Ca(OH)2, H2SO4, HNO3, MgCl2, HCl, Ca(NO3)2 S? tr ﾏ?ng h?p c? ph ﾏn ? ng x ﾏy l?: A B C D C?u 20: D ﾏu th?c v ﾏt h ﾏu hﾏt l? ch ﾏt b?o ? tr ﾏng th?i l?ng A ch? a ch? yﾏu g?c axit b?o no B ch?a ch? yﾏu g?c axit b?o kh?ng no C ph?n t? c? g?c glixerol D ch? a axit b?o t? C?u 21: cho h?n h?p g?m Mg v? Cu t?c d?ng v?i 200ml dung d?ch ch?a h?n h?p mu?i AgNO3 0,3M v? Cu(NO3)2 0,25M Sau c?c ph ﾏn ?ng x ﾏy ho?n to?n thu ﾏ?c dung d?ch A v? ch ﾏt r ﾏn B Cho A r?c d?ng v?i dd NaOH d ﾏ, l?c l ﾏy kﾏt t?a em nung ﾏn kh?i l ﾏ?ng kh?ng ?i thu ﾏ?c 3,6gam h?n h?p oxit H?a tan ho?n to?n B dd H2SO4 ﾏc n?ng ﾏ?c 2,016 l?t kh? SO2 (ktc) Ph ﾏn trm kh?i l ﾏ?ng Mg h?n h?p ban ﾏu l?: A 32,5% B 42,4% C 56,8% D 63,5% C?u 22: Th?c hi?n ph ﾏn ?ng th?y ph?n 3,42g mantozo dung d?ch axit sunfuric lo?ng, un n?ng Sau m?t th?i gian, trung h?a axit d ﾏ r?i cho h?n h?p sau ph ﾏn ?ng t?c d?ng ho?n to?n v?i dd AgNO3 NH3 d ﾏ, un n? ng thu ﾏ?c 3,78 gam Ag Hi?u su ﾏt ph ﾏn ?ng th?y ph?n l?: A 69,27% B 87,5% C 62,5% D 75% C?u 23: Ph ﾏn ?ng n?o d ﾏ?i ?y ch? t ﾏo th?nh mu?i Fe(II) A Fe(OH)2 + HCl ﾏ! B Fe(OH)2 + HNO3 ﾏ! C Fe + HNO3 d ﾏ ﾏ! D Fe(NO3)2 + HCl ﾏ! C?u 24: H?n h?p X g?m m?t ancol v? m?t axit cacboxylic ? u no ﾏn ch?c v? m ﾏch h? c? c?ng s? nguy?n t? cacbon ph?n t? ?t ch?y ho?n to?n 25,62gam X thu ﾏ?c 28,872 l?t kh? CO2 (ktc) un n?ng 25,62gam X v?i x?c t?c H2SO4 ﾏc thu ﾏ?c m gam este (gi ﾏ s? hi? u su ﾏt ph ﾏn ?ng este h?a b ﾏng 60%) Gi? tr? c?a m g ﾏn nh ﾏt v?i gi? tr? n?o sau ?y: A 20,9 B 23,8 C 12,55 D 14,25 C?u 25: Th? nghi?m n?o say ?y c? kﾏt t?a sau ph ﾏn ?ng A d ﾏn CO2 ﾏn d ﾏ v?o dd Ca(OH)2 B cho dd HCl ﾏn d ﾏ v?o dd NaCrO2 C cho dd NaOH ﾏn d ﾏ v?o dd Cr(NO3)3 D cho dung d?ch NH3 ﾏn d ﾏ v?o dd FeCl3 C?u 26: H?a tan ho?n to?n 0,54g Al v?o 200ml dung d?ch X ch?a HCl 0,2M v? H2SO4 0,1M thu ﾏ?c dung d?ch Y Th? t?ch dung d?c NaOH 2M c ﾏn th?m v?o dung d?ch Y ? l ﾏ?ng kﾏt t?a thu ﾏ?c l?n nh ﾏt l?? A 40ml B 60ml C 80ml D 30ml C?u 27: Cho h?n h?p g?m X (C3H6O2) v? Y (C2H4O2) t?c d?ng v?a ? v?i dd NaOH thu ﾏ?c mu?i v? r ﾏ?u V ﾏy A X l? axit, Y l? este B X l? este, Y l? axit C X, Y ?u l? axit D X, Y ?u l? este C?u 28: Trong ph?ng th? nghi?m, kh? C ﾏ? c i?u chﾏ b ﾏng b? d?ng c? nh ﾏ h?nh v ﾏ sau: Kh? 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