Question

Why dilute nitric acid do not produce hydrogen gas ?​

Answer 1

Hydrogen gas is not evolved when a metal reacts with nitric acid because nitric acid is a strong oxidizing agent; it oxidizes the hydrogen to produce water. When a metal reacts with nitric acid, no hydrogen gas is produced. It's because HNO3 is a strong oxidizer.

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Answer 2

Answer:

Hey mate!!! here's your answer!!

Explanation:

Nitric acid in its dilute form is not used in the preparation of hydrogen from metals. This is because it oxidizes free hydrogen to water. Therefore, dilute hydrochloric acid and sulphuric acid is used.

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