The product at the cathode on passage of electricity through nickel sulphate solution is:
anodic metal
nickel metal
ammonium hydroxide
cathodic metal
none of the above
both A and B
A
nickel metal
B
ammonium hydroxide
C
none of the above
D
anodic metal
E
cathodic metal
F
both A and B
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Solution
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In NiSO4 electrolysis reduction of Ni2+ to Ni occurs at cathode. And thus Ni get deposited at cathode.
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