Question

give an example of double displacement reaction, where a gas is evolved

Answer 1

Gas evolution reactions are a type of double displacement reaction where one of the products is a gas. ... For example, carbonic acid breaks down to water and carbon dioxide, sulfurous acid breaks down to water and sulfur dioxide, and ammonium hydroxide breaks down to water and ammonia gas.

Answer 2

Answer:

carbonic acid breaks down to water and carbon dioxide, sulfurous acid breaks down to water and sulfur dioxide, and ammonium hydroxide breaks down to water and ammonia gas

Explanation:

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