Which of the following pairs will not pr...

Which of the following pairs will not produce dihydrogen gas ?

A

Cu + HCl(dil)

B

`Fe + H_(2)SO_(4)`

C

Mg + steam

D

Na + alcohol

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The correct Answer is:

A

Cu is below `H_2` in electrochemical series. Thus Cu can not be oxidized by HCl .

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