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Q.

In electroplating of base metal Cu (copper) by Ag (silver), which of the following statement is true?

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a

Cu is Oxidized

b

Ag is made as cathode

c

Cu is made as cathode

d

Cu is made as anode

answer is C.

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Detailed Solution

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  • Electroplating is defined as the process of plating a layer of any metal on another material by passing an electric current.
  • Electroplating is conducted in an electrolytic cell. 
  • The metal to be electroplated is connected to the cathode. The electrolyte consists of the salt solution of metal with which electroplating has to be done.
  • Here metal to be electroplated is copper and so it is made as a cathode.
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