Question

10 examples of Acid reacts with Metals.

Answer 1

ANSWER---

◆ When METAL reacts with ACIDS to give salt and hydrogen.

Metal + Acid --- Salt + Hydrogen

◆ We will check hydrogen gas will released or not with the help of pop sound.

◆ POP TEST:- When a burning candle is brought near a test tube containing hydrogen gas it burns with ''POP SOUND''. This test is conducted for examining the presence of hydrogen gas.

◆ EXAMPLES :-

1. Zn + 2HCl ---- ZnCl2 + H2

2. Zn + H2SO4 --- ZnSO4 + H2

3. Zn + 2HNO3 --- Zn(NO3)2 + H2

4. Zn + 2CH3COOH --- Zn(CH3COOH)2 + H2

5. 2Na + 2HCl --- 2NaCl + H2

6. 2K + H2SO4 --- K2SO4 + H2

7. Mg + 2HCl --- MgCl2 + H2

8. 2Al + 6HCl --- 2AlCl3 + 3H2

9. Fe + 2HCl --- FeCl2 + H2

10. Fe + H2SO4 --- FeSO4 + H2


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Answer 2

Explanation:

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