1.

Assertion (A): Cu cannot liberate hydrogen from acids. Reason (R ): Because it has positive electrode potential.

Answer»

Both assertion and REASON are true and reason is the CORRECT explanation of the assertion
Both assertion and reason are true, but reason is not correct explanation of the assertion
Assertion is not true reason is true
Both assertion and reason are false

Solution :Cu has `E^(@)` VALUE of (+0.34V). So, it cannot reduce `H^(+)` of acids to `H_(2)`.


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