Which among the following solution can be used as an electrolyte for the electrorefining of copper?
A
AgCl
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B
CuSO4
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C
AgNO3
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D
FeSO4
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Solution
The correct option is BCuSO4 During the electrorefining process, the electrolyte should contain the base metal. In the given options only CuSO4 contains copper. So, it can be used as an electrolyte for the electrorefining of copper.