Redox Reactions And Electrochemistry Ques 505

Question: When iron or zinc is added to CuSO4 solution, copper is precipitated. It is due to [CPMT 1974, 79]

Options:

A) Oxidation of Cu+2

B) Reduction of Cu+2

C) Hydrolysis of CuSO4

D) Ionization of CuSO4

Show Answer

Answer:

Correct Answer: B

Solution:

Zn,0,+CuSO4+2,,ZnSO4+Cu,0, In this reaction Cu2+ change in Cuo , hence it is called as reduction reaction.



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