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BÀI TẬP TRẮC NGHIỆM HÓA ĐẠI CƯƠNG VÀ VÔ CƠ CẨM NANG DÙNG LUYỆN THI THPTQG CHẤT LƯỢNG CAO (COLOR BOOK)

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c<br />

trong khí H 2<br />

Phương pháp<br />

(A) Pb(NO 3 ) 2 .<br />

(C) AgNO 3 .<br />

(B) NaHS.<br />

(D) NaOH.<br />

d<br />

CuSO 4<br />

(A) H 2 S. (B) NO 2 . (C) SO 2 . (D) CO 2 .<br />

e<br />

Pb(NO 3 ) 2 dư th<br />

(A) NH 3 . (B) CO 2 . (C) SO 2 . (D) H 2 S.<br />

f<br />

2SO 4 , NaCl, NaNO 3 .<br />

2SO 4 , HNO 3 , H 2 O.<br />

2CO 3 , AgNO 3 , BaCl 2<br />

2SO 4 , CuSO 4 , BaCl 2 , NaOH (không dùng thêm<br />

11<br />

183

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