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In the electroplating of iron by nickel,...

In the electroplating of iron by nickel, nickel sulphate solution is taken as an electrolyte. What is the acid that is added to the electrolyte during the process ?

A

HCl

B

HCN

C

`HNO_(3)`

D

`H_(2)SO_(4)`

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The correct Answer is:
D
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