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Zn gives Hz gas with H2SO4 and HCI bur not with HNO3 because
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a
Zn acts as an oxidising agent when reacts with HNO3
b
HNO3 is weaker acid than H2SO4 and HCI
c
In electrochemical series Zn is above hydrogen
d
NO3-is reduced in preference to hydronium ion
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Correct option is D
NO3-is reduced in preference to hydronium ion
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