Refining to impure copper with zinc impu...

Refining to impure copper with zinc impurity ist o be done be electrolysis using electrodes as:

A

`{:("Cathod","Anode"),((a)"pure copper","pure zinc"):}`

B

`{:("Cathod","Anode"),((a)"pure zinc","pure copper"):}`

C

`{:("Cathod","Anode"),((a)"pure coper","impure copper"):}`

D

`{:("Cathod","Anode"),((a)"pure zinc","impure zinc"):}`

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The correct Answer is:

C

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