Zinc gives H2" gas with " H2SO4, and co...

Zinc gives `H_2" gas with " H_2SO_4, and conc. HCl_"` but not with conc. HNO_3, because:

A

Zn acts as an oxidising agent when reacts with `HNO_3`

B

`HNO_3` is weaker acid than `H_2SO_4` and HCI

C

in electrochemical series Zn is above hydrogen

D

`NO_3^(-)` is reduced in preference to hydronium ion

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The correct Answer is:

D

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