why dilute HNO3 does not liberate with hydrogen gas when it reacts with metal
Answers
Answer:
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Explanation:
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Answer:
Zn +4HNO3 ---->Zn(NO3)2 +2H2O+2NO2
Explanation:
Here we can see that there is no hydrogen gas liberated which has to liberate in case of a metal reacting with an acid.
the reason is that HNO3 is a strong oxidizing agent and oxidizes hydrogen gas as soon as it is liberated, hence, hydrogen gas is not liberated whereas water is formed by oxidizing hydrogen gas
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