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BÀI TẬP TRẮC NGHIỆM HÓA HỮU CƠ CẨM NANG DÙNG LUYỆN THI THPTQG CHẤT LƯỢNG CAO (COLOR BOOK)

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4<br />

2O).<br />

–OH, –NH 2 , –COOH.<br />

VD: HO–(CH 2 ) 2 –OH; H 2 N–(CH 2 ) 5 –COOH.<br />

monome<br />

n<br />

HO<br />

X<br />

H<br />

xt<br />

o<br />

t ,p<br />

—X— + nH 2 O<br />

n<br />

monome<br />

n<br />

HO<br />

X<br />

OH<br />

+<br />

H<br />

Y<br />

H<br />

xt<br />

o<br />

t ,p<br />

—XY— + 2nH 2O<br />

n<br />

G<br />

A) C 2 H 4 (OH) 2 . B) CH 3 CH 2 OH.<br />

C) CH 3 COOH. D) CH 2 =CH–OCOCH 3 .<br />

H<br />

không<br />

Chú ý<br />

Axit terephtalic là<br />

HOOC COOH<br />

A) C 2 H 4 (OH) 2 . B) HOOC<br />

C) HO CH 3<br />

D) H 2 N(CH 2 ) 6 NH 2 .<br />

COOH<br />

I không<br />

A) glyxin. B) axit terephtalic.<br />

C) axit axetic. D) etilen glicol.<br />

5<br />

293

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