Question

Carbon dioxide gas is produced by the treatment of metallic carbonate and metallic hydrogen carbonate

with acid. explain​

Answer 1

Explanation:

Acid + Metal carbonate ⟶ Salt + Water + Carbon dioxide.

Thus, the gas is carbon dioxide and the product is water, option A is correct.

Example-

CaCO

3

(calcium carbonate-metal carbonate) + 2HCl ⟶ CaCl

2

(calcium chloride-salt) + H

2

O + CO

2

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Answer 2

Answer:

Acid+ Matal carbonate = salt+ water+carbon dioxide.

Thus the gas is carbon dioxide and the product is water .

Example =CaCO3

(Calcium carbonate- metal

o + co

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