Tham kh\u1ea3o \u0111\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia n\u0103m 2016 m\u00f4n H\u00f3a \u0111\u1ec1 s\u1ed1 7 c\u00f3 \u0111\u00e1p \u00e1n v\u00e0 l\u1eddi gi\u1ea3i chi ti\u1ebft gi\u00fap c\u00e1c em th\u1eed s\u1ee9c v\u1edbi k\u1ef3 thi s\u1eafp t\u1edbi<\/strong><\/h2>\n

\n

Xem th\u00eam: \u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia m\u00f4n H\u00f3a<\/p>\n<\/div>\n

Cho bi\u1ebft nguy\u00ean t\u1eed kh\u1ed1i c\u1ee7a c\u00e1c nguy\u00ean t\u1ed1: H = 1; Li = 7; C = 12; N = 14; O = 16; Na = 23; Mg = 24; Al = 27; S = 32; Cl = 35,5; K = 39; Sn = 119; Pb = 207; Ca = 40; Fe = 56; Cu = 64; Zn = 65; Rb = 85,5; Ag = 108; Cs = 133, Cr = 52.<\/span><\/p>\n

C\u00e2u 1:<\/strong>Peptit X v\u00e0 peptit Y c\u00f3 t\u1ed5ng li\u00ean k\u1ebft peptit b\u1eb1ng 8. Th\u1ee7y ph\u00e2n ho\u00e0n to\u00e0n X c\u0169ng nh\u01b0 Y \u0111\u1ec1u thu \u0111\u01b0\u1ee3c Gly v\u00e0 Val. \u0110\u1ed1t ch\u00e1y ho\u00e0n to\u00e0n h\u1ed7n h\u1ee3p E ch\u1ee9a X v\u00e0 Y c\u00f3 t\u1ec9 l\u1ec7 mol t\u01b0\u01a1ng \u1ee9ng 1:2 c\u1ea7n d\u00f9ng 190,008 l\u00edt O<\/span><\/p>\n

2<\/dd>\n

(\u0111ktc). D\u1eabn to\u00e0n b\u1ed9 s\u1ea3n ph\u1ea9m ch\u00e1y qua b\u00ecnh \u0111\u1ef1ng dung d\u1ecbch Ca(OH)<\/span><\/p>\n

2<\/dd>\n

d\u01b0 th\u1ea5y kh\u1ed1i l\u01b0\u1ee3ng b\u00ecnh t\u0103ng 400,53 gam, kh\u00ed tho\u00e1t ra kh\u1ecfi b\u00ecnh c\u00f3 th\u1ec3 t\u00edch 21,84 l\u00edt (\u0111ktc). Th\u1ee7y ph\u00e2n ho\u00e0n to\u00e0n h\u1ed7n h\u1ee3p E thu \u0111\u01b0\u1ee3c a mol Gly v\u00e0 b mol Val. T\u1ec9 l\u1ec7 a : b l\u00e0<\/span><\/p>\n

A.<\/strong>7:8          B.<\/strong>1:3          C.<\/strong>8: 7          D.<\/strong>2:1<\/p>\n

C\u00e2u 2:<\/strong>Ch\u1ea5t X c\u00f3 v\u1ecb ng\u1ecdt, kh\u00f4ng \u0111\u1ed9c h\u1ea1i, d\u00f9ng \u0111\u1ec3 pha v\u00e0o r\u01b0\u1ee3u t\u1ea1o v\u1ecb ng\u1ecdt d\u1ecbu m\u00e0 kh\u00f4ng b\u1ecb l\u00ean men khi b\u1ea3o qu\u1ea3n. Ngo\u00e0i ra d\u00f9ng ch\u1ea5t X trong kem b\u00f4i da, n\u00f3 h\u00fat \u1ea9m t\u1eeb kh\u00f4ng kh\u00ed l\u00e0m cho da kh\u1ecfi b\u1ecb kh\u00f4 n\u1ebb. V\u1eady ch\u1ea5t X l\u00e0<\/p>\n

A.<\/strong>glixerol        B.<\/strong>glucoz\u01a1        C.<\/strong>etylen glicol      D.<\/strong>p\u2212xilen.<\/p>\n

C\u00e2u 3:<\/strong>Khi cho 2,3\u2212\u0111imetylbutan t\u00e1c d\u1ee5ng v\u1edbi Cl<\/p>\n

2<\/dd>\n

 (as) theo t\u1ef7 l\u1ec7 mol 1: 1 thu \u0111\u01b0\u1ee3c s\u1ea3n ph\u1ea9m ch\u00ednh l\u00e0<\/p>\n

A.<\/strong> 1\u2212clo\u22122,3\u2212 \u0111imetylbutan           B.<\/strong> 2,3\u2212 \u0111imetyl\u22122\u2212 clobutan.<\/p>\n

C.<\/strong> 2\u2212clo\u22122,3\u2212 \u0111imetylbutan.            D.<\/strong> 3\u2212clo\u22122,3\u2212 \u0111imetylbutan.<\/p>\n

C\u00e2u 4:<\/strong>H\u1ed7n h\u1ee3p X c\u00f3 kh\u1ed1i l\u01b0\u1ee3ng m gam g\u1ed3m x mol amino axit no, m\u1ea1ch h\u1edf v\u00e0 y mol amin no, m\u1ea1ch h\u1edf. Bi\u1ebft X c\u00f3 kh\u1ea3 n\u0103ng ph\u1ea3n \u1ee9ng t\u1ed1i \u0111a v\u1edbi 3,1 mol HCl ho\u1eb7c ph\u1ea3n \u1ee9ng v\u1eeba \u0111\u1ee7 v\u1edbi 1,5 mol NaOH. \u0110\u1ed1t ch\u00e1y ho\u00e0n to\u00e0n h\u1ed7n h\u1ee3p X tr\u00ean thu \u0111\u01b0\u1ee3c 6,1 mol CO2, 8,45 mol H2O v\u00e0 V l\u00edt N2. C\u00e1c gi\u00e1 tr\u1ecb c\u1ee7a x, y t\u01b0\u01a1ng \u1ee9ng l\u00e0<\/p>\n

A.<\/strong>1,5 v\u00e0 0,8.      B.<\/strong>0,8 v\u00e0 1,5.     C.<\/strong>1,5 v\u00e0 1,6.       D.<\/strong>1,6 v\u00e0 1,5.<\/p>\n

C\u00e2u 5:<\/strong>H\u1ee3p ch\u1ea5t h\u1eefu c\u01a1 th\u01a1m X c\u00f3 c\u00f4ng th\u1ee9c C<\/p>\n

x<\/dd>\n

H<\/p>\n

y<\/dd>\n

O<\/p>\n

2<\/dd>\n

ch\u1ee9a 6,45% H v\u1ec1 kh\u1ed1i l\u01b0\u1ee3ng. Khi cho c\u00f9ng m\u1ed9t s\u1ed1 mol X t\u00e1c d\u1ee5ng v\u1edbi Na v\u00e0 NaOH th\u00ec s\u1ed1 mol hi\u0111ro bay ra b\u1eb1ng s\u1ed1 mol NaOH ph\u1ea3n \u1ee9ng. S\u1ed1 \u0111\u1ed3ng ph\u00e2n X th\u1ecfa m\u00e3n \u0111i\u1ec1u ki\u1ec7n tr\u00ean l\u00e0<\/p>\n

A.<\/strong>4.          B.<\/strong>5.          C.<\/strong>3.          D.<\/strong>2.<\/p>\n

C\u00e2u 6:<\/strong>\u1ede c\u00e1c b\u1ec3 b\u01a1i ng\u01b0\u1eddi ta d\u00f9ng kh\u00ed clo \u0111\u1ec3 di\u1ec7t tr\u00f9ng v\u00e0 l\u00e0m s\u1ea1ch n\u01b0\u1edbc. Sau khi \u0111i b\u01a1i t\u00f3c th\u01b0\u1eddng kh\u00f4 v\u00e0 x\u01a1 do n\u01b0\u1edbc trong b\u1ec3 b\u01a1i r\u1ea5t c\u00f3 h\u1ea1i cho t\u00f3c. Em c\u00f3 th\u1ec3 g\u1ed9i \u0111\u1ea7u b\u1eb1ng dung d\u1ecbch n\u00e0o sau \u0111\u00e2y \u0111\u1ec3 t\u00f3c m\u01b0\u1ee3t m\u00e0 v\u00e0 m\u1ec1m m\u1ea1i?<\/p>\n

A.<\/strong>gi\u1ea5m \u0103n        B.<\/strong>Clorua v\u00f4i       C.<\/strong>Natri cacbonat     D.<\/strong>Amoni clorua<\/p>\n

C\u00e2u 7:<\/strong>Trong th\u1ef1c t\u1ebf, v\u1ea3i ho\u1eb7c g\u1ed7 n\u1ebfu \u0111\u01b0\u1ee3c t\u1ea9m thu\u1ef7 tinh l\u1ecfng s\u1ebd kh\u00f3 b\u1ecb ch\u00e1y. Th\u00e0nh ph\u1ea7n ho\u00e1 h\u1ecdc c\u1ee7a thu\u1ef7 tinh l\u1ecfng l\u00e0<\/p>\n

A.<\/strong>dung d\u1ecbch Na<\/p>\n

2<\/dd>\n

SiO<\/p>\n

3<\/dd>\n

, K<\/p>\n

2<\/dd>\n

SiO<\/p>\n

3<\/dd>\n

lo\u00e3ng       <\/p>\n

B.<\/strong>dung d\u1ecbch Na<\/p>\n

2<\/dd>\n

SiO<\/p>\n

3<\/dd>\n

lo\u00e3ng<\/p>\n

C.<\/strong>dung d\u1ecbch Na<\/p>\n

2<\/dd>\n

CO<\/p>\n

3<\/dd>\n

, K<\/p>\n

2<\/dd>\n

CO<\/p>\n

3<\/dd>\n

\u0111\u1eadm \u0111\u1eb7c      <\/p>\n

D.<\/strong>dung d\u1ecbch Na<\/p>\n

2<\/dd>\n

SiO<\/p>\n

3<\/dd>\n

, K<\/p>\n

2<\/dd>\n

SiO<\/p>\n

3<\/dd>\n

\u0111\u1eadm \u0111\u1eb7c<\/p>\n

C\u00e2u 8:<\/strong>H\u1ee3p ch\u1ea5t h\u1eefu c\u01a1 X c\u00f3 c\u00f4ng th\u1ee9c ph\u00e2n t\u1eed l\u00e0 C<\/p>\n

4<\/dd>\n

H<\/p>\n

14<\/dd>\n

O<\/p>\n

3<\/dd>\n

N<\/p>\n

2<\/dd>\n

. Khi cho X t\u00e1c d\u1ee5ng v\u1edbi dung d\u1ecbch KOH th\u00ec thu \u0111\u01b0\u1ee3c h\u1ed7n h\u1ee3p Y g\u1ed3m 2 kh\u00ed \u1edf \u0111i\u1ec1u ki\u1ec7n th\u01b0\u1eddng v\u00e0 \u0111\u1ec1u c\u00f3 kh\u1ea3 n\u0103ng l\u00e0m xanh qu\u1ef3 t\u00edm \u1ea9m. S\u1ed1 CTCT ph\u00f9 h\u1ee3p c\u1ee7a X l\u00e0<\/p>\n

A.<\/strong>7           B.<\/strong>6           C.<\/strong>4           D.<\/strong>5<\/p>\n

C\u00e2u 9:<\/strong>H\u1ed7n h\u1ee3p M g\u1ed3m hi\u0111rocacbon X v\u00e0 ch\u1ea5t h\u1eefu c\u01a1 Y (ch\u1ee9a C, H, O) c\u00f3 t\u1ec9 kh\u1ed1i so v\u1edbi He b\u1eb1ng 6,9. \u0110\u1ed1t ch\u00e1y ho\u00e0n to\u00e0n 4,14 gam M, s\u1ea3n ph\u1ea9m ch\u00e1y \u0111\u01b0\u1ee3c d\u1eabn ho\u00e0n to\u00e0n v\u00e0o b\u00ecnh ch\u1ee9a dung d\u1ecbch Ba(OH)<\/p>\n

2<\/dd>\n

d\u01b0, thu \u0111\u01b0\u1ee3c 47,28 gam k\u1ebft t\u1ee7a, sau ph\u1ea3n \u1ee9ng ho\u00e0n to\u00e0n th\u1ea5y kh\u1ed1i l\u01b0\u1ee3ng b\u00ecnh t\u0103ng 13,26 gam. N\u1ebfu cho m gam h\u1ed7n h\u1ee3p M t\u00e1c d\u1ee5ng v\u1edbi l\u01b0\u1ee3ng d\u01b0 dung d\u1ecbch AgNO<\/p>\n

3<\/dd>\n

trong NH<\/p>\n

3<\/dd>\n

thu \u0111\u01b0\u1ee3c 5,94 gam k\u1ebft t\u1ee7a . Gi\u00e1 tr\u1ecb c\u1ee7a m l\u00e0:<\/p>\n

A.<\/strong>0,5175        B.<\/strong>1,035        C.<\/strong>0,94875        D.<\/strong>1,38<\/p>\n

C\u00e2u 10:<\/strong>Trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t gang x\u1ea3y ra ph\u1ea3n \u1ee9ng:  <\/p>\n

<\/p>\n

C\u00f3 c\u00e1c bi\u1ec7n ph\u00e1p:   (1) T\u0103ng nhi\u1ec7t \u0111\u1ed9 ph\u1ea3n \u1ee9ng ;  (2) T\u0103ng \u00e1p su\u1ea5t chung c\u1ee7a h\u1ec7 ; (3) Gi\u1ea3m nhi\u1ec7t \u0111\u1ed9 ph\u1ea3n \u1ee9ng ; (4) D\u00f9ng ch\u1ea5t x\u00fac t\u00e1c , (5) th\u00eam Fe<\/p>\n

2\u00ad<\/dd>\n

O<\/p>\n

3<\/dd>\n

v\u00e0o h\u1ed7n h\u1ee3p ph\u1ea3n \u1ee9ng . C\u00f3 bao nhi\u00eau bi\u1ec7n ph\u00e1p gi\u00fap t\u0103ng hi\u1ec7u su\u1ea5t c\u1ee7a ph\u1ea3n \u1ee9ng tr\u00ean?<\/p>\n

A.<\/strong>2           B.<\/strong>(1)           C.<\/strong>4           D.<\/strong>3<\/p>\n

C\u00e2u 11:<\/strong>Ch\u1ecdn ph\u00e1t bi\u1ec3u \u0111\u00fang?<\/p>\n

A.<\/strong>Polipeptit g\u1ed3m c\u00e1c peptit c\u00f3 t\u1eeb 2 \u0111\u1ebfn 10 g\u1ed1c \u03b1\u2212amino axit.<\/p>\n

B.<\/strong>Peptit l\u00e0 nh\u1eefng h\u1ee3p ch\u1ea5t ch\u1ee9a t\u1eeb 2 \u0111\u1ebfn 50 g\u1ed1c \u03b1\u2212amino axit li\u00ean k\u1ebft v\u1edbi nhau b\u1eb1ng c\u00e1c li\u00ean k\u1ebft peptit.<\/p>\n

C.<\/strong>Li\u00ean k\u1ebft c\u1ee7a nh\u00f3m CO v\u1edbi nh\u00f3m NH gi\u1eefa 2 \u0111\u01a1n v\u1ecb amino axit \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 li\u00ean k\u1ebft peptit.<\/p>\n

D.<\/strong>Oligopeptit g\u1ed3m c\u00e1c peptit c\u00f3 t\u1eeb 11 \u0111\u1ebfn 50 g\u1ed1c \u03b1\u2212amino axit.<\/p>\n

C\u00e2u 12:<\/strong>Ba ch\u1ea5t h\u1eefu c\u01a1 X, Y, Z (M<\/p>\n

X<\/dd>\n

< M<\/p>\n

Y<\/dd>\n

< M<\/p>\n

Z<\/dd>\n

\u2264 60) \u0111\u1ec1u no, m\u1ea1ch h\u1edf, c\u00f3 th\u00e0nh ph\u1ea7n nguy\u00ean t\u1ed1 C, H, O; trong \u0111\u00f3 c\u00f3 hai ch\u1ea5t l\u00e0m qu\u1ef3 t\u00edm h\u00f3a \u0111\u1ecf. \u0110\u1ed1t ch\u00e1y ho\u00e0n to\u00e0n m gam h\u1ed7n h\u1ee3p T g\u1ed3m X, Y, Z, thu \u0111\u01b0\u1ee3c 11 gam CO<\/p>\n

2<\/dd>\n

. M\u1eb7t kh\u00e1c m gam T ph\u1ea3n \u1ee9ng v\u1eeba \u0111\u1ee7 dung d\u1ecbch Na<\/p>\n

2<\/dd>\n

CO<\/p>\n

3<\/dd>\n

thu \u0111\u01b0\u1ee3c 1,12 l\u00edt CO<\/p>\n

2<\/dd>\n

(\u0111ktc). Cho m gam T ph\u1ea3n \u1ee9ng ho\u00e0n to\u00e0n v\u1edbi l\u01b0\u1ee3ng d\u01b0 dung d\u1ecbch AgNO<\/p>\n

3<\/dd>\n

trong NH<\/p>\n

3<\/dd>\n

, thu \u0111\u01b0\u1ee3c 54 gam Ag. Ph\u1ea7n tr\u0103m kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a Z trong h\u1ed7n h\u1ee3p T g\u1ea7n nh\u1ea5t v\u1edbi gi\u00e1 tr\u1ecb n\u00e0o sau \u0111\u00e2y?<\/p>\n

A.<\/strong>17%.         B.<\/strong>20%.         C.<\/strong>33%.         D.<\/strong>36%.<\/p>\n

C\u00e2u 13:<\/strong>Cho dung d\u1ecbch c\u00e1c h\u1ee3p ch\u1ea5t sau: NH<\/p>\n

2<\/dd>\n

\u2212CH<\/p>\n

2<\/dd>\n

\u2212COOH (1) ; ClH<\/p>\n

3<\/dd>\n

N\u2212CH<\/p>\n

2<\/dd>\n

\u2212COOH (2) ;<\/p>\n

  NH<\/p>\n

2<\/dd>\n

\u2212CH<\/p>\n

2<\/dd>\n

\u2212COONa (3) ; NH<\/p>\n

2<\/dd>\n

\u2212(CH<\/p>\n

2<\/dd>\n

)<\/p>\n

2<\/dd>\n

CH(NH<\/p>\n

2<\/dd>\n

)\u2212COOH (4) ; HOOC\u2212(CH<\/p>\n

2<\/dd>\n

)<\/p>\n

2<\/dd>\n

CH(NH<\/p>\n

2<\/dd>\n

)\u2212COOH (5); (CH<\/p>\n

3<\/dd>\n

)<\/p>\n

2<\/dd>\n

CH\u2212CH(NH<\/p>\n

2<\/dd>\n

)\u2212COOH (6); S\u1ed1 dung d\u1ecbch l\u00e0m qu\u1ef3 t\u00edm ho\u00e1 xanh l\u00e0:<\/p>\n

A.<\/strong>1 dung d\u1ecbch.     B.<\/strong>3 dung d\u1ecbch.     C.<\/strong>2 dung d\u1ecbch.     D.<\/strong>4 dung d\u1ecbch.<\/p>\n

C\u00e2u 14:<\/strong>Cho c\u00e1c ph\u1ea3n \u1ee9ng sau:<\/p>\n

4 NH<\/p>\n

3<\/dd>\n

 + 5O<\/p>\n

2  <\/dd>\n

\u2192 4NO + 6 H<\/p>\n

2<\/dd>\n

O      (1)<\/p>\n

NH<\/p>\n

3<\/dd>\n

 + H<\/p>\n

2<\/dd>\n

SO<\/p>\n

4 <\/dd>\n

  \u2192 NH<\/p>\n

4<\/dd>\n

HSO<\/p>\n

4<\/dd>\n

        (2)<\/p>\n

2NH<\/p>\n

3<\/dd>\n

+ 3 CuO   \u2192 3Cu + N<\/p>\n

2<\/dd>\n

\u00ad + 3 H<\/p>\n

2<\/dd>\n

O         (3)<\/p>\n

8NH<\/p>\n

3<\/dd>\n

+ 3Cl<\/p>\n

2<\/dd>\n

  \u2192 N<\/p>\n

2<\/dd>\n

 + 6 NH<\/p>\n

4<\/dd>\n

Cl        (4)<\/p>\n

NH<\/p>\n

3<\/dd>\n

+ H<\/p>\n

2<\/dd>\n

S \u2192 NH<\/p>\n

4<\/dd>\n

HS            (5)<\/p>\n

2NH<\/p>\n

3<\/dd>\n

+ 3O<\/p>\n

2<\/dd>\n

\u2192 2N<\/p>\n

2<\/dd>\n

\u00ad + 6H<\/p>\n

2<\/dd>\n

O                      (6)<\/p>\n

NH<\/p>\n

3<\/dd>\n

+ HCl \u2192 NH<\/p>\n

4<\/dd>\n

Cl               (7)<\/p>\n

S\u1ed1 ph\u1ea3n \u1ee9ng trong \u0111\u00f3 NH<\/p>\n

3<\/dd>\n

kh\u00f4ng \u0111\u00f3ng vai tr\u00f2 l\u00e0 ch\u1ea5t kh\u1eed l\u00e0<\/p>\n

A.<\/strong>1           B.<\/strong>3           C.<\/strong>2           D.<\/strong>4<\/p>\n

C\u00e2u 15:<\/strong>Cation M<\/p>\n

3+<\/dd>\n

c\u00f3 t\u1ed5ng s\u1ed1 h\u1ea1t c\u01a1 b\u1ea3n (electron, proton, n\u01a1tron) l\u00e0 73, trong \u0111\u00f3 t\u1ec9 s\u1ed1 s\u1ed1 h\u1ea1t mang \u0111i\u1ec7n d\u01b0\u01a1ng so v\u1edbi h\u1ea1t kh\u00f4ng mang \u0111i\u1ec7n l\u00e0 6\/7. V\u1ecb tr\u00ed c\u1ee7a M trong b\u1ea3ng tu\u1ea7n ho\u00e0n l\u00e0<\/p>\n

A.<\/strong>Chu k\u00ec 4, nh\u00f3m VIIB              B.<\/strong>chu k\u00ec 4, nh\u00f3m VIB<\/p>\n

C.<\/strong>chu k\u00ec 4, nh\u00f3m VIA              D.<\/strong>Chu k\u00ec 4, nh\u00f3m IIIA<\/p>\n

C\u00e2u 16:<\/strong>H\u1ed7n h\u1ee3p X g\u1ed3m Ba, Al, Al<\/p>\n

2<\/dd>\n

O<\/p>\n

3<\/dd>\n

v\u00e0 Na<\/p>\n

2<\/dd>\n

O. Ho\u00e0 tan ho\u00e0n to\u00e0n 58,45 gam X v\u00e0o n\u01b0\u1edbc thu \u0111\u01b0\u1ee3c 8,96 l\u00edt kh\u00ed (\u0111ktc) v\u00e0 dung d\u1ecbch Y ch\u1ee9a hai anion c\u00f3 t\u1ec9 l\u1ec7 mol 3:4. Th\u00eam t\u1eeb t\u1eeb dung d\u1ecbch H<\/p>\n

2<\/dd>\n

SO<\/p>\n

4<\/dd>\n

0,5 M v\u00e0o dung d\u1ecbch Y \u0111\u1ebfn khi th\u1ea5y b\u1eaft \u0111\u1ea7u thu \u0111\u01b0\u1ee3c hai k\u1ebft t\u1ee7a th\u00ec d\u1eebng l\u1ea1i, l\u00fac n\u00e0y th\u1ec3 t\u00edch dung d\u1ecbch H<\/p>\n

2<\/dd>\n

SO<\/p>\n

4<\/dd>\n

\u0111\u00e3 d\u00f9ng l\u00e0 300 ml. N\u1ebfu cho 400 ml dung d\u1ecbch H<\/p>\n

2<\/dd>\n

SO<\/p>\n

4<\/dd>\n

0,5 M v\u00e0o \u00bd dung d\u1ecbch Y th\u00ec kh\u1ed1i l\u01b0\u1ee3ng k\u1ebft t\u1ee7a thu \u0111\u01b0\u1ee3c t\u1ed1i \u0111a l\u00e0<\/p>\n

A.<\/strong>43,425        B.<\/strong>54,4          C.<\/strong>60,9          D.<\/strong>27,2<\/p>\n<\/p>\n

C\u00e2u 17:<\/strong>C\u00e1c ch\u1ea5t m\u00e0 ph\u00e2n t\u1eedkh\u00f4ng<\/strong>ph\u00e2n c\u1ef1c l\u00e0:<\/p>\n

A.<\/strong>H<\/p>\n

2<\/dd>\n

O, CO<\/p>\n

2<\/dd>\n

, CH<\/p>\n

4<\/dd>\n

.   B.<\/strong>HCl, C<\/p>\n

2<\/dd>\n

H<\/p>\n

2<\/dd>\n

, Br<\/p>\n

2<\/dd>\n

.   C.<\/strong>NH<\/p>\n

3<\/dd>\n

, Br<\/p>\n

2<\/dd>\n

, C<\/p>\n

2<\/dd>\n

H<\/p>\n

4<\/dd>\n

.    D.<\/strong>Cl<\/p>\n

2<\/dd>\n

, CO<\/p>\n

2<\/dd>\n

, C<\/p>\n

2<\/dd>\n

H<\/p>\n

2<\/dd>\n

.<\/p>\n

C\u00e2u 18:<\/strong>H\u1ea5p th\u1ee5 h\u1ebft kh\u00ed CO<\/p>\n

2<\/dd>\n

v\u00e0o 100 ml dung d\u1ecbch NaOH  x mol\/l v\u00e0 Ca(OH)<\/p>\n

2<\/dd>\n

  y mol\/l. L\u01b0\u1ee3ng k\u1ebft t\u1ee7a t\u1ea1o th\u00e0nh \u0111\u01b0\u1ee3c bi\u1ec3u di\u1ec5n tr\u00ean \u0111\u1ed3 th\u1ecb sau:<\/p>\n

<\/p>\n

Gi\u00e1 tr\u1ecb c\u1ee7a x v\u00e0 y t\u01b0\u01a1ng \u1ee9ng l\u00e0<\/p>\n

A.<\/strong>1,2 v\u00e0 0,5      B.<\/strong>1,7 v\u00e0 0,25      C.<\/strong>1,7 v\u00e0 0,5      D.<\/strong>1,2 v\u00e0 0,25<\/p>\n

C\u00e2u 19:<\/strong>H\u1ed7n h\u1ee3p T g\u1ed3m ancol no \u0111\u01a1n ch\u1ee9c, m\u1ea1ch h\u1edf X v\u00e0 n\u01b0\u1edbc . Cho 42 gam T t\u00e1c d\u1ee5ng h\u1ebft v\u1edbi Na thu \u0111\u01b0\u1ee3c 15,68 l\u00edt H<\/p>\n

2<\/dd>\n

\u0111ktc. \u0110\u1ed1t ch\u00e1y ho\u00e0n to\u00e0n 21g T r\u1ed3i h\u1ea5p th\u1ee5 h\u1ebft s\u1ea3n ph\u1ea9m v\u00e0o n\u01b0\u1edbc v\u00f4i trong d\u01b0. Kh\u1ed1i l\u01b0\u1ee3ng k\u1ebft t\u1ee7a t\u1ea1o ra l\u00e0<\/p>\n

A.<\/strong>45g         B.<\/strong>60g         C.<\/strong>120g          D.<\/strong>30g<\/p>\n

C\u00e2u 20:<\/strong>T\u00ednh th\u1ec3 t\u00edch dung d\u1ecbch HNO<\/p>\n

3<\/dd>\n

67,5% (kh\u1ed1i l\u01b0\u1ee3ng ri\u00eang d = 1,5g\/ml) v\u00e0 kh\u1ed1i l\u01b0\u1ee3ng xenluloz\u01a1 c\u1ea7n d\u00f9ng \u0111\u1ec3 \u0111i\u1ec1u ch\u1ebf \u0111\u01b0\u1ee3c 22,275 kg zenluloz\u01a1 trinitrat? Cho hi\u1ec7u su\u1ea5t ph\u1ea3n \u1ee9ng \u0111\u1ea1t 75%.<\/p>\n

A.<\/strong>14 l\u00edt v\u00e0 16,2 kg                 B.<\/strong>18,67 l\u00edt v\u00e0 12,15 kg<\/p>\n

C.<\/strong>14 l\u00edt v\u00e0 9,12 kg                 D.<\/strong>18,67 l\u00edt v\u00e0 16,2 kg<\/p>\n

C\u00e2u 21:<\/strong>Ancol n\u00e0o sau \u0111\u00e2y l\u00e0 ancol b\u1eadc hai?<\/p>\n

A.<\/strong>phenylmetanol                  B.<\/strong>ancol isoamylic<\/p>\n

C.<\/strong>2\u2212metylpropan\u22121\u2212ol              D.<\/strong>ancol sec\u2212butylic<\/p>\n

C\u00e2u 22:<\/strong>\u0110i\u1ec7n ph\u00e2n n\u00f3ng ch\u1ea3y Al<\/p>\n

2<\/dd>\n

O<\/p>\n

3<\/dd>\n

v\u1edbi hai \u0111i\u1ec7n c\u1ef1c l\u00e0m b\u1eb1ng than ch\u00ec, c\u01b0\u1eddng \u0111\u1ed9 d\u00f2ng \u0111i\u1ec7n 5 ampe, trong 5,79 gi\u1edd. K\u1ebft th\u00fac qu\u00e1 tr\u00ecnh \u0111i\u1ec7n ph\u00e2n \u1edf anot thu \u0111\u01b0\u1ee3c 6,72 l\u00edt h\u1ed7n h\u1ee3p kh\u00ed X (\u0111ktc) c\u00f3 t\u1ec9 kh\u1ed1i so v\u1edbi hi\u0111ro b\u1eb1ng 17,2; \u1edf catot thu \u0111\u01b0\u1ee3c m gam nh\u00f4m. Cho h\u1ed7n h\u1ee3p X qua dung d\u1ecbch n\u01b0\u1edbc v\u00f4i trong d\u01b0 th\u1ea5y th\u1ec3 t\u00edch kh\u00ed gi\u1ea3m 1\/3. Hi\u1ec7u su\u1ea5t c\u1ee7a qu\u00e1 tr\u00ecnh \u0111i\u1ec7n ph\u00e2n l\u00e0<\/p>\n

A.<\/strong>88,89%.        B.<\/strong>98,89%.        C.<\/strong>89,88%.        D.<\/strong>99,88%.<\/p>\n

C\u00e2u 23:<\/strong>Cho m\u1ed9t \u03b1\u2212amino axit X c\u00f3 m\u1ea1ch cacbon kh\u00f4ng ph\u00e2n nh\u00e1nh. L\u1ea5y 0,01mol X ph\u1ea3n \u1ee9ng v\u1eeba \u0111\u1ee7 v\u1edbi dung d\u1ecbch HCl thu \u0111\u01b0\u1ee3c 1,835g mu\u1ed1i Y. L\u01b0\u1ee3ng mu\u1ed1i Y tr\u00ean ph\u1ea3n \u1ee9ng v\u1eeba \u0111\u1ee7 v\u1edbi dung d\u1ecbch KOH thu \u0111\u01b0\u1ee3c 2,975 gam h\u1ed7n h\u1ee3p mu\u1ed1i. C\u00f4ng th\u1ee9c c\u1ea5u t\u1ea1o c\u1ee7a X l\u00e0<\/p>\n

A.<\/strong>HCOOCH<\/p>\n

2<\/dd>\n

CH(NH<\/p>\n

2<\/dd>\n

)CH<\/p>\n

2<\/dd>\n

COOH.       B.<\/strong>HOOCCH<\/p>\n

2<\/dd>\n

CH<\/p>\n

2<\/dd>\n

CH(NH<\/p>\n

2<\/dd>\n

)COOH.<\/p>\n

C.<\/strong>HOOCCH<\/p>\n

2<\/dd>\n

CH<\/p>\n

2<\/dd>\n

CH<\/p>\n

2<\/dd>\n

CH(NH<\/p>\n

2<\/dd>\n

)COOH.     D.<\/strong>CH<\/p>\n

3<\/dd>\n

CH<\/p>\n

2<\/dd>\n

CH(NH<\/p>\n

2<\/dd>\n

)COOH.<\/p>\n

C\u00e2u 24:<\/strong>K\u1ebft lu\u1eadn n\u00e0o sau \u0111\u00e2y kh\u00f4ng \u0111\u00fang?<\/p>\n

A.<\/strong>M\u1ed9t mi\u1ebfng v\u1ecf \u0111\u1ed3 h\u1ed9p l\u00e0m b\u1eb1ng s\u1eaft t\u00e2y (s\u1eaft tr\u00e1ng thi\u1ebfc) b\u1ecb x\u00e2y s\u00e1t t\u1eadn b\u00ean trong, \u0111\u1ec3\u00ad trong kh\u00f4ng kh\u00ed \u1ea9m th\u00ec thi\u1ebfc b\u1ecb \u0103n m\u00f2n tr\u01b0\u1edbc<\/p>\n

B.<\/strong>N\u1ed1i thanh Zn v\u1edbi v\u1ecf t\u00e0u th\u1ee7y b\u1eb1ng th\u00e9p th\u00ec v\u1ecf t\u00e0u th\u1ee7y s\u1ebd \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7.<\/p>\n

C.<\/strong>C\u00e1c thi\u1ebft b\u1ecb m\u00e1y m\u00f3c b\u1eb1ng kim lo\u1ea1i khi ti\u1ebfp x\u00fac v\u1edbi h\u01a1i n\u01b0\u1edbc \u1edf nhi\u1ec7t \u0111\u1ed9 cao c\u00f3 kh\u1ea3  n\u0103ng b\u1ecb \u0103n m\u00f2n h\u00f3a h\u1ecdc<\/p>\n

D.<\/strong>\u0110\u00ad\u1ec3 \u0111\u1ed3 v\u1eadt b\u1eb1ng th\u00e9p ngo\u00e0i kh\u00f4ng kh\u00ed \u1ea9m th\u00ec \u0111\u1ed3 v\u1eadt s\u1ebd b\u1ecb \u0103n m\u00f2n \u0111i\u1ec7n h\u00f3a<\/p>\n<\/p>\n

C\u00e2u 25:<\/strong>Tr\u01b0\u1eddng h\u1ee3p n\u00e0o sau \u0111\u00e2y kh\u00f4ng t\u1ea1o ra kim lo\u1ea1i?<\/p>\n

A.<\/strong>Na + dung d\u1ecbch Fe(NO<\/p>\n

3<\/dd>\n

)<\/p>\n

2<\/dd>\n

            B.<\/strong>Cu + dung d\u1ecbch AgNO<\/p>\n

3<\/dd>\n<\/p>\n

C.<\/strong>Mg + dung d\u1ecbch Pb(NO<\/p>\n

3<\/dd>\n

)<\/p>\n

2<\/dd>\n

            D.<\/strong>Fe + dung d\u1ecbch CuCl<\/p>\n

2<\/dd>\n<\/p>\n

C\u00e2u 26:<\/strong>Cho 9,03 gam h\u1ed7n h\u1ee3p g\u1ed3m Mg v\u00e0 Al v\u00e0o m\u1ed9t c\u1ed1c ch\u1ee9a 500 ml dung d\u1ecbch H<\/p>\n

2<\/dd>\n

SO<\/p>\n

4<\/dd>\n

1 M (lo\u00e3ng). Sau khi ph\u1ea3n \u1ee9ng ho\u00e0n to\u00e0n th\u00eam ti\u1ebfp v\u00e0o c\u1ed1c 0,6 l\u00edt dung d\u1ecbch h\u1ed7n h\u1ee3p g\u1ed3m Ba(OH)<\/p>\n

2<\/dd>\n

0,5M v\u00e0 NaOH 0,75 M khu\u1ea5y \u0111\u1ec1u cho ph\u1ea3n \u1ee9ng ho\u00e0n to\u00e0n, r\u1ed3i l\u1ecdc l\u1ea5y k\u1ebft t\u1ee7a v\u00e0 nung \u0111\u1ebfn kh\u1ed1i l\u01b0\u1ee3ng kh\u00f4ng \u0111\u1ed5i th\u00ec thu \u0111\u01b0\u1ee3c 83,6 gam ch\u1ea5t r\u1eafn. Kh\u1ed1i l\u01b0\u1ee3ng Mg trong h\u1ed7n h\u1ee3p ban \u0111\u1ea7u l\u00e0:<\/p>\n

A.<\/strong>1,3 gam       B.<\/strong>3,63 gam       C.<\/strong>2,415 gam       D.<\/strong>2,52 gam<\/p>\n

C\u00e2u 27:<\/strong>C\u00f3 c\u00e1c \u1ee9ng d\u1ee5ng sau:<\/p>\n

(1) Trong y h\u1ecdc ZnO d\u00f9ng l\u00e0m thu\u1ed1c gi\u1ea3m \u0111au d\u00e2y th\u1ea7n kinh, ch\u1eefa b\u1ec7nh eczema, \u2026<\/p>\n

(2) D\u00f9ng th\u1ea1ch cao nung CaSO<\/p>\n

4<\/dd>\n

.2H<\/p>\n

2<\/dd>\n

O \u0111\u1ec3 n\u1eb7n t\u01b0\u1ee3ng, \u0111\u00fac khu\u00f4n, b\u00f3 b\u1ed9t khi g\u00e3y x\u01b0\u01a1ng.<\/p>\n

(3) Corin\u0111on \u1edf d\u1ea1ng tinh th\u1ec3 trong su\u1ed1t, kh\u00f4ng m\u00e0u, r\u1ea5t r\u1eafn, \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 ch\u1ebf t\u1ea1o \u0111\u00e1 m\u00e0i, gi\u1ea5y nh\u00e1m,…<\/p>\n

(4) Axit glutamic l\u00e0 thu\u1ed1c h\u1ed7 tr\u1ee3 th\u1ea7n kinh, mu\u1ed1i \u0111inatri glutamat d\u00f9ng l\u00e0m b\u1ed9t ng\u1ecdt.<\/p>\n

(5) H\u1ed7n h\u1ee3p tecmit (Fe, Al<\/p>\n

2<\/dd>\n

O<\/p>\n

3<\/dd>\n

) \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 h\u00e0n g\u1eafn \u0111\u01b0\u1eddng ray.<\/p>\n

(6) Nit\u01a1 l\u1ecfng \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 b\u1ea3o qu\u1ea3n m\u00e1u v\u00e0 c\u00e1c m\u1eabu v\u1eadt sinh h\u1ecdc<\/p>\n

(7) Xenluloz\u01a1 trinitrat \u0111\u01b0\u1ee3c d\u00f9ng l\u00e0m thu\u1ed1c s\u00fang kh\u00f4ng kh\u00f3i.<\/p>\n

(8) Silicagen l\u00e0 v\u1eadt li\u1ec7u x\u1ed1p, d\u00f9ng \u0111\u1ec3 h\u00fat h\u01a1i \u1ea9m trong c\u00e1c th\u00f9ng h\u00e0ng ho\u00e1.<\/p>\n

(9) Cr<\/p>\n

2<\/dd>\n

O<\/p>\n

3<\/dd>\n

\u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 t\u1ea1o m\u00e0u l\u1ee5c cho \u0111\u1ed3 s\u1ee9, \u0111\u1ed3 th\u1ee7y tinh.<\/p>\n

(10) Gang x\u00e1m \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 luy\u1ec7n th\u00e9p. <\/p>\n

S\u1ed1 \u1ee9ng d\u1ee5ng \u0111\u00fang l\u00e0<\/p>\n

A.<\/strong>7.          B.<\/strong>8.          C.<\/strong>6.          D.<\/strong>5.<\/p>\n

C\u00e2u 28:<\/strong>\u0110\u1ec3 luy\u1ec7n \u0111\u01b0\u1ee3c 600 t\u1ea5n gang c\u00f3 h\u00e0m l\u01b0\u1ee3ng s\u1eaft 84% , c\u1ea7n d\u00f9ng x t\u1ea5n qu\u1eb7ng manhetit ch\u1ee9a 80% Fe<\/p>\n

3<\/dd>\n

O<\/p>\n

4<\/dd>\n

(c\u00f2n l\u1ea1i l\u00e0 t\u1ea1p ch\u1ea5t kh\u00f4ng ch\u1ee9a s\u1eaft). Bi\u1ebft r\u1eb1ng l\u01b0\u1ee3ng s\u1eaft b\u1ecb hao h\u1ee5t trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t l\u00e0 2%. Gi\u00e1 tr\u1ecb c\u1ee7a x l\u00e0<\/p>\n

A.<\/strong>696.          B.<\/strong>870.          C.<\/strong>852,6.         D.<\/strong>887,8.<\/p>\n

C\u00e2u 29:<\/strong>Cho 6,06 gam h\u1ed7n h\u1ee3p b\u1ed9t Fe v\u00e0 Al v\u00e0o 400 ml dung d\u1ecbch AgNO<\/p>\n

3<\/dd>\n

x mol\/l. Sau khi c\u00e1c ph\u1ea3n \u1ee9ng x\u1ea3y ra ho\u00e0n to\u00e0n thu \u0111\u01b0\u1ee3c dung d\u1ecbch E v\u00e0 48,6 gam ch\u1ea5t r\u1eafn. Bi\u1ebft trong E c\u00f3 hai mu\u1ed1i c\u00f3 c\u00f9ng s\u1ed1 mol. Ph\u1ea7n tr\u0103m s\u1ed1 mol c\u1ee7a m\u1ed9t mu\u1ed1i trong dung d\u1ecbch E l\u00e0<\/p>\n

A.<\/strong>37,5%.        B.<\/strong>31,25%       C.<\/strong>62,5%.        D.<\/strong>15,87%<\/p>\n

C\u00e2u 30:<\/strong>\u0110\u00ad\u1ec3 ph\u1ea3n \u1ee9ng v\u1eeba \u0111\u1ee7 v\u1edbi 200 ml dung d\u1ecbch CrCl<\/p>\n

3<\/dd>\n

1M c\u1ea7n m gam Zn. Gi\u00e1 tr\u1ecb m l\u00e0:<\/p>\n

A.<\/strong>6,5          B.<\/strong>9,75          C.<\/strong>13           D.<\/strong>19,5<\/p>\n

C\u00e2u 31:<\/strong>Ch\u1ea5t g\u00e2y nghi\u1ec7n n\u00e0o sau \u0111\u00e2y kh\u00f4ng ph\u1ea3i l\u00e0 ma tu\u00fd:<\/p>\n

A.<\/strong>amphetanin      B.<\/strong>cocain         C.<\/strong>nicotin        D.<\/strong>Moocphin<\/p>\n

C\u00e2u 32:<\/strong>\u0110\u1ed1t ch\u00e1y ho\u00e0n to\u00e0n h\u1ed7n h\u1ee3p hai amin no, \u0111\u01a1n ch\u1ee9c, m\u1ea1ch h\u1edf, k\u1ebf ti\u1ebfp nhau trong d\u00e3y \u0111\u1ed3ng \u0111\u1eb3ng, thu \u0111\u01b0\u1ee3c  14,336 l\u00edt kh\u00ed CO<\/p>\n

2<\/dd>\n

(\u0111ktc) v\u00e0 16,38 gam H<\/p>\n

2<\/dd>\n

O. S\u1ed1 \u0111\u1ed3ng ph\u00e2n c\u1ea5u t\u1ea1o thu\u1ed9c lo\u1ea1i amin b\u1eadc hai c\u1ee7a hai amin \u0111\u00f3 l\u00e0<\/p>\n

A.<\/strong>4.          B.<\/strong>3.          C.<\/strong>2.          D.<\/strong>5.<\/p>\n

C\u00e2u 33:<\/strong>Thu\u1ef7 ph\u00e2n ho\u00e0n to\u00e0n tripeptit X m\u1ea1ch h\u1edf thu \u0111\u01b0\u1ee3c h\u1ed7n h\u1ee3p glyxin v\u00e0 alanin. S\u1ed1 \u0111\u1ed3ng ph\u00e2n c\u1ea5u t\u1ea1o c\u1ee7a X tho\u1ea3 m\u00e3n l\u00e0<\/p>\n

A.<\/strong>3           B.<\/strong>6<\/u>           C.<\/strong>4           D.<\/strong>2<\/p>\n

C\u00e2u 34:<\/strong>Cho c\u00e1c nguy\u00ean t\u1ed1 M (Z = 11), X (Z = 15), Y (Z = 8) v\u00e0 R (Z = 37). \u0110\u1ed9 \u00e2m \u0111i\u1ec7n c\u1ee7a c\u00e1c nguy\u00ean t\u1ed1 t\u0103ng d\u1ea7n theo th\u1ee9 t\u1ef1l\u00e0<\/p>\n

A.<\/strong>M < X < R < Y.    B.<\/strong>R < M < X < Y.    C.<\/strong>Y < M < X < R.    D.<\/strong>M < X < Y < R.<\/p>\n<\/p>\n

C\u00e2u 35:<\/strong>C\u00f3 bao nhi\u00eau ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc n\u00e0o sau \u0111\u00e2yc\u00f3 th\u1ec3 t\u1ea1o th\u00e0nh Clo<\/strong>?<\/p>\n

  (1). S\u1ee5c kh\u00ed F<\/p>\n

2<\/dd>\n

v\u00e0o dung d\u1ecbch NaCl.             (5). Cho HCl t\u00e1c d\u1ee5ng v\u1edbi K<\/p>\n

2<\/dd>\n

Cr<\/p>\n

2<\/dd>\n

O<\/p>\n

7<\/dd>\n

.<\/p>\n

  (2). \u0110i\u1ec7n ph\u00e2n dung d\u1ecbch NaCl c\u00f3 m\u00e0ng ng\u0103n.          (6). Cho HCl t\u00e1c d\u1ee5ng v\u1edbi Clorua v\u00f4i.<\/p>\n

  (3). \u0110i\u1ec7n ph\u00e2n dung d\u1ecbch HCl.              (7). Cho HCl t\u00e1c d\u1ee5ng v\u1edbi MnO<\/p>\n

2<\/dd>\n

.<\/p>\n

  (4). Cho HCl t\u00e1c d\u1ee5ng v\u1edbi KMnO<\/p>\n

4<\/dd>\n

.             (8). Cho HCl t\u00e1c d\u1ee5ng v\u1edbi KClO<\/p>\n

3<\/dd>\n

.<\/p>\n

  (9). Cho NaCl (r\u1eafn) t\u00e1c d\u1ee5ng H<\/p>\n

2<\/dd>\n

SO<\/p>\n

4<\/dd>\n

\u0111\u1eb7c           (10). \u0110i\u1ec7n ph\u00e2n n\u00f3ng ch\u1ea3y KCl<\/p>\n

A.<\/strong>7           B.<\/strong>6           C.<\/strong>8           D.<\/strong>9<\/p>\n

<\/strong><\/p>\n

<\/strong><\/p>\n

C\u00e2u 37:<\/strong>N\u01b0\u1edbc c\u1ee9ng v\u0129nh c\u1eedu l\u00e0 n\u01b0\u1edbc c\u00f3 ch\u1ee9a nh\u1eefng ion n\u00e0o sau \u0111\u00e2y<\/p>\n

A.<\/strong>Ca<\/span><\/p>\n

2+<\/dd>\n

, Ba<\/span><\/p>\n

2+<\/dd>\n

, Cl<\/span><\/p>\n

\u2212<\/dd>\n

, SO<\/span><\/p>\n

4<\/dd>\n

2\u2212<\/dd>\n

B.<\/strong>Ca<\/span><\/p>\n

2+<\/dd>\n

, Sr<\/span><\/p>\n

2+<\/dd>\n

, HCO<\/span><\/p>\n

3<\/dd>\n

\u2212<\/dd>\n<\/p>\n

C.<\/strong>Ca<\/span><\/p>\n

2+<\/dd>\n

,   Ba<\/span><\/p>\n

2+<\/dd>\n

, Cl<\/span><\/p>\n

\u2212<\/dd>\n

D.<\/strong>Mg<\/span><\/p>\n

2+<\/dd>\n

, Ca<\/span><\/p>\n

2+<\/dd>\n

, Cl<\/span><\/p>\n

\u2212<\/dd>\n

, SO<\/span><\/p>\n

4<\/dd>\n

2\u2212<\/dd>\n<\/p>\n

C\u00e2u 38:<\/strong>Cho c\u00e1c ch\u1ea5t sau: phenylalanin, anilin, phenyl amoniclorua, anbumin, gly\u2212ala, etanol, metyl amin, axit benzoic, tinh b\u1ed9t, tripanmitin, vinyl axetat, natri phenolat. C\u00f3 bao nhi\u00eau ch\u1ea5t kh\u00f4ng ph\u1ea3n \u1ee9ng v\u1edbi dung d\u1ecbch HCl \u0111un n\u00f3ng?<\/p>\n

A.<\/strong>2           B.<\/strong>3          C.<\/strong>4           D.<\/strong>5<\/p>\n

C\u00e2u 39: Trong c\u00e1c polime sau: t\u01a1 visco, t\u01a1 olon, t\u01a1 axetat, poli(etylen \u2212 terephtalat), nilon\u22126, nilon\u22127, nilon 6\u22126, th\u1ee7y tinh h\u1eefu c\u01a1, poli(vinyl clorua), teflon, polistiren. S\u1ed1 polime c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ebf b\u1eb1ng ph\u1ea3n \u1ee9ng tr\u00f9ng ng\u01b0ng l\u00e0:<\/p>\n

A. 6            B. 3            C. 4            D. 5<\/p>\n

C\u00e2u 40: Oxi h\u00f3a m g ancol \u0111\u01a1n ch\u1ee9c b\u1eadc m\u1ed9t A b\u1eb1ng CuO \u1edf nhi\u1ec7t \u0111\u1ed9 cao th\u00ec thu \u0111\u01b0\u1ee3c h\u1ed7n h\u1ee3p kh\u00ed v\u00e0 h\u01a1i X.  H\u1ed7n h\u1ee3p kh\u00ed v\u00e0 h\u01a1i X thu \u0111\u01b0\u1ee3c chia l\u00e0m 3 ph\u1ea7n b\u1eb1ng nhau: Ph\u1ea7n 1 cho t\u00e1c d\u1ee5ng v\u1edbi Na d\u01b0 th\u00ec thu \u0111\u01b0\u1ee3c 5,6 l\u00edt kh\u00ed H<\/p>\n

2<\/dd>\n

(\u0111ktc). Ph\u1ea7n 2 cho t\u00e1c d\u1ee5ng v\u1edbi dung d\u1ecbch AgNO<\/p>\n

3<\/dd>\n

\/NH<\/p>\n

3<\/dd>\n

d\u01b0 th\u00ec thu \u0111\u01b0\u1ee3c 64,8g Ag. Ph\u1ea7n 3 \u0111em \u0111\u1ed1t ch\u00e1y ho\u00e0n to\u00e0n b\u1eb1ng O<\/p>\n

2<\/dd>\n

\u0111\u01b0\u1ee3c 33,6 l\u00edt kh\u00ed (\u0111ktc) v\u00e0 27g H<\/p>\n

2<\/dd>\n

O. Ph\u1ea7n tr\u0103m kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a cacbon trong A l\u00e0:<\/p>\n

A. 60%           B. 37,5%          C. 62,07%        D. 66,67%<\/p>\n

C\u00e2u 41: Cho 8 gam h\u1ed7n h\u1ee3p Na v\u00e0 Ba (t\u1ec9 l\u1ec7 mol 1: 1) v\u00e0o 20 gam dung d\u1ecbch H<\/p>\n

2<\/dd>\n

SO<\/p>\n

4<\/dd>\n

9,8%. Sau khi k\u1ebft th\u00fac ph\u1ea3n \u1ee9ng thu \u0111\u01b0\u1ee3c dung d\u1ecbch X c\u00f3 t\u1ed5ng n\u1ed3ng \u0111\u1ed9 c\u00e1c ch\u1ea5t tan l\u00e0 C%. Gi\u00e1 tr\u1ecb c\u1ee7a Cg\u1ea7n nh\u1ea5t<\/em>v\u1edbi gi\u00e1 tr\u1ecb n\u00e0o d\u01b0\u1edbi \u0111\u00e2y?<\/p>\n

A. 30,8           B. 67            C. 26            D. 30,6<\/p>\n

C\u00e2u 42: Axit axetic kh\u00f4ng th\u1ec3 \u0111i\u1ec1u ch\u1ebf tr\u1ef1c ti\u1ebfp t\u1eeb ch\u1ea5t n\u00e0o sau \u0111\u00e2y:<\/p>\n

A. CH<\/p>\n

3<\/dd>\n

CHO       B. CH<\/p>\n

3<\/dd>\n

OH        C. C<\/p>\n

2<\/dd>\n

H<\/p>\n

5<\/dd>\n

OH         D. CH<\/p>\n

3<\/dd>\n

OCH<\/p>\n

3<\/dd>\n<\/p>\n

C\u00e2u 43: Al<\/p>\n

2<\/dd>\n

O<\/p>\n

3<\/dd>\n

c\u00f3 l\u1eabn t\u1ea1p ch\u1ea5t l\u00e0 Fe<\/p>\n

2<\/dd>\n

O<\/p>\n

3<\/dd>\n

v\u00e0 SiO<\/p>\n

2<\/dd>\n

. H\u00f3a ch\u1ea5t \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 lo\u1ea1i b\u1ecf c\u00e1c t\u1ea1p ch\u1ea5t \u0111\u00f3 ( c\u00e1c d\u1ee5ng c\u1ee5 c\u00f3 \u0111\u1ee7) l\u00e0:<\/p>\n

A. dd NaOH v\u00e0 kh\u00ed CO<\/p>\n

2<\/dd>\n

d\u01b0.             B. dd HCl v\u00e0 dd Na<\/p>\n

2<\/dd>\n

CO<\/p>\n

3<\/dd>\n

d\u01b0.<\/p>\n

C. dd HCl v\u00e0 dd NH<\/p>\n

3<\/dd>\n

d\u01b0.              D. dd NaOH, dd HCl d\u01b0.<\/p>\n

C\u00e2u 44: Ch\u1ea5t n\u00e0o thu\u1ed9c d\u00e3y \u0111\u1ed3ng \u0111\u1eb3ng c\u1ee7a benzen?<\/p>\n

A. C<\/p>\n

10<\/dd>\n

H<\/p>\n

8<\/dd>\n

.          B. C<\/p>\n

8<\/dd>\n

H<\/p>\n

8<\/dd>\n

.         C. C<\/p>\n

7<\/dd>\n

H<\/p>\n

6<\/dd>\n

.         D. C<\/p>\n

9<\/dd>\n

H<\/p>\n

12<\/dd>\n

.<\/p>\n

C\u00e2u 45: An\u0111ehit fomic kh\u00f4ng ph\u1ea3n \u1ee9ng v\u1edbi ch\u1ea5t n\u00e0o d\u01b0\u1edbi \u0111\u00e2y?<\/p>\n

A. dung d\u1ecbch AgNO<\/p>\n

3<\/dd>\n

\/NH<\/p>\n

3<\/dd>\n

              B. N\u01b0\u1edbc brom<\/p>\n

C. Cu(OH)<\/p>\n

2<\/dd>\n

                     D. Natri<\/p>\n

C\u00e2u 46: Nung m gam h\u1ed7n h\u1ee3p g\u1ed3m Al v\u00e0 Fe<\/p>\n

3<\/dd>\n

O<\/p>\n

4<\/dd>\n

(t\u1ec9 l\u1ec7 mol 3: 1) m\u1ed9t th\u1eddi gian, thu \u0111\u01b0\u1ee3c h\u1ed7n h\u1ee3p ch\u1ea5t r\u1eafn X. Ho\u00e0 tan ho\u00e0n to\u00e0n X trong dung d\u1ecbch HCl d\u01b0, thu \u0111\u01b0\u1ee3c 16,128 l\u00edt kh\u00ed (\u0111ktc) v\u00e0 157,72 gam  h\u1ed7n h\u1ee3p mu\u1ed1i. Gi\u00e1 tr\u1ecb c\u1ee7a m l\u00e0<\/p>\n

A. 62,6.          B. 93,9.          C. 15,65.          D. 31,3.<\/p>\n

C\u00e2u 47: Th\u1ee7y ph\u00e2n 4,24 gam h\u1ed7n h\u1ee3p X g\u1ed3m hai este A v\u00e0 B ch\u1ec9 ch\u1ee9a m\u1ed9t lo\u1ea1i nh\u00f3m ch\u1ee9c (M<\/p>\n

A<\/dd>\n

< M<\/p>\n

B<\/dd>\n

) c\u1ea7n v\u1eeba \u0111\u00fang 60 ml dung d\u1ecbch NaOH 1M r\u1ed3i c\u00f4 c\u1ea1n thu \u0111\u01b0\u1ee3c mu\u1ed1i c\u1ee7a m\u1ed9t axit h\u1eefu c\u01a1 E v\u00e0 h\u1ed7n h\u1ee3p X g\u1ed3m hai ancol no, \u0111\u01a1n ch\u1ee9c \u0111\u1ed3ng \u0111\u1eb3ng k\u1ebf ti\u1ebfp. Cho to\u00e0n b\u1ed9 l\u01b0\u1ee3ng ancol n\u00e0y t\u00e1c d\u1ee5ng v\u1edbi 2,3 gam Na thu \u0111\u01b0\u1ee3c 4,86 gam ch\u1ea5t r\u1eafn. C\u00e1c ph\u1ea3n \u1ee9ng x\u1ea3y ra ho\u00e0n to\u00e0n. Ch\u1ecdn k\u1ebft lu\u1eadn \u0111\u00fang trong c\u00e1c k\u1ebft lu\u1eadn sau:<\/p>\n

A.<\/strong>T\u1ec9 l\u1ec7 mol gi\u1eefa A v\u00e0 B trong h\u1ed7n h\u1ee3p X l\u00e0 1:3.<\/p>\n

B.<\/strong>T\u1ec9 l\u1ec7 mol A: B trong h\u1ed7n h\u1ee3p X l\u00e0 1:2.<\/p>\n

C.<\/strong>E c\u00f3 ph\u1ea7n tr\u0103m kh\u1ed1i l\u01b0\u1ee3ng C l\u00e0 34,62%.<\/p>\n

D.<\/strong>Trong X c\u00f3 propan\u22121\u2212ol.<\/p>\n

C\u00e2u 48:<\/strong>Cho 14,2 gam P<\/p>\n

2<\/dd>\n

O<\/p>\n

5<\/dd>\n

v\u00e0o 200 gam dung d\u1ecbch NaOH 8% thu \u0111\u01b0\u1ee3c dung d\u1ecbch X. Mu\u1ed1i thu \u0111\u01b0\u1ee3c trong dung d\u1ecbch X v\u00e0 n\u1ed3ng \u0111\u1ed9 % t\u01b0\u01a1ng \u1ee9ng l\u00e0:<\/p>\n

A.<\/strong>NaH<\/p>\n

2<\/dd>\n

PO<\/p>\n

4<\/dd>\n

v\u00e0 11,2%.              B.<\/strong>Na<\/p>\n

2<\/dd>\n

HPO<\/p>\n

4<\/dd>\n

v\u00e0 12,93%.<\/p>\n

C.<\/strong>Na<\/p>\n

2<\/dd>\n

HPO<\/p>\n

4<\/dd>\n

v\u00e0 13,26%.              D.<\/strong>Na<\/p>\n

3<\/dd>\n

PO<\/p>\n

4<\/dd>\n

v\u00e0 7,66%.<\/p>\n

C\u00e2u 49:<\/strong>Cho X v\u00e0 Y l\u00e0 hai axit cacboxylic m\u1ea1ch h\u1edf, c\u00f3 c\u00f9ng s\u1ed1 nguy\u00ean t\u1eed cacbon, trong \u0111\u00f3 X \u0111\u01a1n ch\u1ee9c, Y hai ch\u1ee9c Chia h\u1ed7n h\u1ee3p X v\u00e0 Y th\u00e0nh hai ph\u1ea7n b\u1eb1ng nhau. Ph\u1ea7n m\u1ed9t t\u00e1c d\u1ee5ng h\u1ebft v\u1edbi Na, thu \u0111\u01b0\u1ee3c 4,48  l\u00edt kh\u00ed H<\/p>\n

2<\/dd>\n

  (\u0111ktc). \u0110\u1ed1t ch\u00e1y ho\u00e0n to\u00e0n ph\u1ea7n hai,  thu \u0111\u01b0\u1ee3c 16,8  l\u00edt kh\u00ed CO<\/p>\n

2<\/dd>\n

  (\u0111ktc). Ph\u1ea7n tr\u0103m kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a X trong h\u1ed7n h\u1ee3pkh\u00f4ng th\u1ec3 l\u00e0<\/em><\/strong><\/p>\n

A.<\/strong>90,32%.        B.<\/strong>32,17%.        C.<\/strong>31,58%.        D.<\/strong>67,83%.<\/p>\n

C\u00e2u 50:<\/strong>Cho 57,12 (g) h\u1ed7n h\u1ee3p Cu, Fe<\/p>\n

3<\/dd>\n

O<\/p>\n

4<\/dd>\n

v\u00e0o V ml dung d\u1ecbch HCl 2M  thu \u0111\u01b0\u1ee3c dung d\u1ecbch X v\u00e0 th\u1ea5y c\u00f2n 3,84 (g)ch\u1ea5t r\u1eafn. Cho dung d\u1ecbch AgNO<\/p>\n

3<\/dd>\n

d\u01b0  t\u00e1c d\u1ee5ng v\u1edbi dung d\u1ecbch X th\u1ea5y c\u00f3 1,12 l\u00edt kh\u00ed kh\u00f4ng m\u00e0u ho\u00e1 n\u00e2u ngo\u00e0i kh\u00f4ng kh\u00ed bay ra v\u00e0 m gam k\u1ebft t\u1ee7a . gi\u00e1 tr\u1ecb g\u1ea7n nh\u1ea5t c\u1ee7a m l\u00e0<\/p>\n

A.<\/strong>226,08        B.<\/strong>238,58        C.<\/strong>235,34        D.<\/strong>209,88<\/p>\n

\u0110\u00e1p \u00e1n \u0111\u1ec1 thi th\u1eed  THPT Qu\u1ed1c gia m\u00f4n H\u00f3a n\u0103m 2016- \u0111\u1ec1 s\u1ed1 7<\/strong><\/span><\/p>\n

<\/strong><\/span><\/p>\n

 <\/p>\n

T\u1ea5t c\u1ea3 n\u1ed9i dung b\u00e0i vi\u1ebft. C\u00e1c em h\u00e3y xem th\u00eam v\u00e0 t\u1ea3i file chi ti\u1ebft t\u1ea1i \u0111\u00e2y:<\/strong>Download<\/p>\n","protected":false},"excerpt":{"rendered":"

Tham kh\u1ea3o \u0111\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia n\u0103m 2016 m\u00f4n H\u00f3a \u0111\u1ec1 s\u1ed1 7 c\u00f3 \u0111\u00e1p \u00e1n v\u00e0 l\u1eddi gi\u1ea3i chi ti\u1ebft gi\u00fap c\u00e1c em th\u1eed s\u1ee9c v\u1edbi k\u1ef3 thi s\u1eafp t\u1edbi Xem th\u00eam: \u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia m\u00f4n H\u00f3a Cho bi\u1ebft nguy\u00ean t\u1eed kh\u1ed1i c\u1ee7a c\u00e1c nguy\u00ean t\u1ed1: H = 1; […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_mi_skip_tracking":false,"tdm_status":"","tdm_grid_status":""},"categories":[24],"tags":[],"yoast_head":"\n