JEE Previous Year Question
Copper is purified by electrolytic refining of blister copper. The correct statement(s) about this process is (are):
Topic: JEE PYQ
Answer: B, C, D. Full step-by-step solution below.
- AImpure Cu strip is used as cathode
- BAcidified aqueous is used as electrolyte
- CPure Cu deposits at cathode
- DImpurities settle as anode-mud
Correct answer: B, C, D
Solution
(b,c,d)Impure Cu is used as anode pure Cu deposited at cathode. Electrolyte is acidified solution of CuSO4. impurities settle as anode mud.More Metallurgy PYQs
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