Copper is purified by electrolytic refining of blister copper. The correct statement(s) about this process is (are):

Impure

C u

strip is used as cathode

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Acidified aqueous

C u S O_{4}

is used as electrolyte

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Pure

C u

deposits at cathode

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Impurities settle as anode-mud

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Solution

The correct option is D Impurities settle as anode-mud
Impure $C u$ is used as anode pure $C u$ deposited at cathode. Electrolyte is acidified solution of $C u S O_{4}$ . impurities settle as anode mud.

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