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    Question

    Which of the following is the correct set-up for electrolytic refining of silver?

    A Cathode : pure copper; anode : impure silver; electrolyte : Cu(NO3)2(aq) Correct Answer Incorrect Answer
    B Cathode: impure silver; anode : pure silver; electrolyte : AgNO3(aq) Correct Answer Incorrect Answer
    C Cathode: pure silver; anode : impure silver; electrolyte : AgNO3(aq) Correct Answer Incorrect Answer
    D Cathode: pure copper; anode : impure silver; electrolyte : AgNO3(aq) Correct Answer Incorrect Answer

    Solution

    The correct answer is C

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