Which of the following is used as an electrolyte in the electrolytic refining of copper metal?

Copper sulphate

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Zinc sulphate

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Sodium chloride

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Copper

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Solution

The correct option is A Copper sulphate
Electrolytic refining is the method used to refine impure metals. In this process, a solution of the metal salt is used as an electrolyte. Since we are refining copper, we use a salt solution containing copper as a metal ion.

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Which of the following salt solution is used as an electrolyte in the electrolytic refining of copper metal?

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