In a reaction between a metal and an acid- why are bubbles formed-Formation of metal saltFormation of an acidFormation of H-2 gasFormation of O-2 gas

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Metals Reaction with Acid

In a reaction...

Question

In a reaction between a metal and an acid, why are bubbles formed?

Formation of

H_{2}

gas

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Formation of

O_{2}

gas

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Formation of metal salt

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Formation of an acid

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Solution

The correct option is A Formation of $H_{2}$ gas
Metals on reaction with acids form metallic salts and liberate hydrogen gas. This is the reason why bubbles are formed in the solution.
For example: $2 N a + 2 H C l \to 2 N a C l + H_{2} ↑$

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In a reaction between a metal and an acid, why are bubbles formed?

The correct option is A Formation of H2 gasMetals on reaction with acids form metallic salts and liberate hydrogen gas. This is the reason why bubbles are formed in the solution. For example: 2Na+2HCl→2NaCl+H2↑

The correct option is A Formation of $H_{2}$ gas
Metals on reaction with acids form metallic salts and liberate hydrogen gas. This is the reason why bubbles are formed in the solution.
For example: $2 N a + 2 H C l \to 2 N a C l + H_{2} ↑$