why metals cannot displace hydrogen atom from HNO3
Answers
Answered by
4
Answer:
because they have less valency
Explanation:
metals have velancy from 1 to 3 and it is not possible for them to remove H from HNO3
Answered by
5
Explanation:
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 evolves nitric oxides such as NO2,NO etc.
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