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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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3<br />

a. FeO + HNO 3 Fe(NO 3 ) 3 + N x O y + H 2 O<br />

b. Fe 3 O 4 + HNO 3 Fe(NO 3 ) 3 + N x O y + H 2 O<br />

c. Al + HNO 3 Al(NO 3 ) 3 + N x O y + H 2 O<br />

d. M + HNO 3 M(NO 3 ) n + NO + H 2 O<br />

4<br />

a. FeSO 4 + Cl 2 Fe 2 (SO 4 ) 3 + FeCl 3<br />

b. FeSO 4 + KMnO 4 + KHSO 4 Fe 2 (SO 4 ) 3 + MnSO 4 + K 2 SO 4 + H 2 O<br />

c. Fe(NO 3 ) 2 + H 2 SO 4 Fe(NO 3 ) 3 + Fe 2 (SO 4 ) 3 + NO + H 2 O<br />

c. Fe(NO 3 ) 2 + KHSO 4 Fe(NO 3 ) 3 + Fe 2 (SO 4 ) 3 + K 2 SO 4 + NO + H 2 O<br />

5 2 + bO 2 cCuO + dFe 2 O 3 + eSO 2<br />

(A) 21. (B) 28. (C) 31. (D) 41.<br />

6 2S + bH 2 SO 4 cCuSO 4 + dSO 2 + eH 2 O<br />

(A) 4. (B) 6. (C) 12. (D) 9.<br />

7<br />

aZn + bHNO 3<br />

cZn(NO 3 ) 2 + dN 2 + eNH 4 NO 3 + fH 2 O<br />

(A) 21. (B) 41. (C) 49. (D) 51.<br />

8 3<br />

2<br />

(A) 3. (B) 8. (C) 10. (D) 13.<br />

9<br />

Fe 3 O 4 + HNO 3 3 ) 3 + N x O y + H 2<br />

A<br />

3 là<br />

A) B) 46x - 18y.<br />

C) D) 23x - 9y.<br />

aFeSO 4 + bCl 2 2 (SO 4 ) 3 + dFeCl 3<br />

A) B) C) D) 3 : 1.<br />

7<br />

68

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