Q.
Aqueous solution of CuSO4 is subjected to electrolysis using copper electrodes. Correct statement about the process is
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a
Hydrogen is liberated at cathode
b
Sulphur dioxide is liberated at anode
c
Copper decomposes at anode
d
Solution becomes alkaline
answer is C.
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Detailed Solution
Attackable electrode is used.At cathode ECu+2/Cuo>EH+/12H2,Pto Cu+2+2e−→CuAt anode ECu/Cu+2o>EH2O/O2o Cu→Cu+2+2e−
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