Which of the following statements concerning the electrorefining of copper in not true?
A) The anode is constructed of chalcocite,Cu2S.
B) The anode mud is a valuable source of silver,gold,and platinum.
C) Copper is oxidized at the anode and copper(II) ions are reduced at the cathode.
D) The process is used to purify copper.
Correct Answer:
Verified
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