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Class 12 NEET Chemistry D And F Block Elements Questions

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Question : 77

Total: 108

Zn gives H2 gas with H2SO4 and HCl but not with HNO3 because

Zn act as oxidising agent when react with HNO3
HNO3 is weaker acid than H2SO4 and HCl
In electrochemical series Zn is above hydrogen
NO3− is reduced in preference to hydronium ion.

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