Questions
When the sample of Cu with Zn impurity is to be purified by electrolysis, the appropriate electrodes are:
a
Cathode AnodePure Zn Pure Cu
b
Cathode AnodeImpure sample Pure Cu
c
Cathode AnodeIrnpure Zn Impure sample
d
Cathode AnodePure copper Impure sample
detailed solution
Correct option is D
Anode Cu→Cu2++2e(Impure sample)CathodeCu2++2e→Cu(pure copper)Talk to our academic expert!
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Which process of reduction of mineral to the metal is suited for the extraction of copper from its ores with low copper content?
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