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JEE Advanced 2015 Paper 1
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© examsnet.com
Question : 36
Total: 60
Copper is purified by electrolytic refining of blister copper.The correct statement(s) about this process is (are)
Impure Cu strip is used as cathode
Acidified aqueous
C
u
S
O
4
is used as electrolyte
Pure Cu deposits at cathode
Impurities settle as anode -mud
Validate
Solution:
(1)Impure Cu strip is used as a node impurities settle as anode mud
(2)Pure Cu deposits at cathode
(3)Acidified aqueous
C
u
S
O
4
is used as electrolye
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