Question

why do metals not evolved hydrogen gas with nitric acid

Answer 1

Nitric acid(HNO3) is a strong oxidising agent. The Hydrogen gas produced during its reaction with metal gets oxidised to H2O, hence no hydrogen gas is produced. Instead it evolvesnitric oxides such as NO2,NO etc.

Answer 2

Hello!!!!!!!!!!!

as we know that chemistry is full of exception.




metal not evolve hydrogen gas with nitric acid it is in exception.




but it evolve hydrogen gas with magnesium.



hope it helps!!!!!!!!

thanks