Question

give reason why hydrogen gas is not evolved when most metal reacts with nitric acid?

Answer 1

Answer:

Because nitric acid is a strong oxidizing agent and oxidized hydrogen produce and itself reduce to any oxide.......

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Answer 2

Answer:

Hydrogen gas is not evolved when a metal reacts with nitric acid. It is because HNO3 is a strong oxidising agent. It oxidises the H2 produced to water and itself gets reduced to any of the nitrogen oxides (N2O, NO, NO2).