1.

When iron or zinc is added to CuSO_(4) solution, copper is precipitated. It is due to

Answer»

Oxidation of `Cu^(+2)`
Reduction of `Cu^(+2)`
Hydrolysis of `CuSO_(4)`
Ionization of `CuSO_(4)`

Solution :
In this reaction `Cu^(2+)` change in `Cu^(0)`, hence it is CALLED as reduction reaction.


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