Q.

In the electrolytic refining of zinc,

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a

acidified zinc sulphate is the electrolyte

b

the metal ion gets reduced at the anode

c

graphite is at the anode

d

the impure metal is not of zinc

answer is D.

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Detailed Solution

Electrodes are suspended in an electrolyte which is the solution of a soluble salt of the metal usually a double salt of the metal. 

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