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Which one of the following statements is...

Which one of the following statements is correct?

A

In an electrochemical cell, the free energy of the system decreases while in an electrolytic cell, it increases

B

In an electrolytic cell, the free energy of the system decreases while in an electrochemical cell it increase

C

Free energy increase in both

D

Free energy decreases in both.

Text Solution

Verified by Experts

The correct Answer is:
A
In an electrochemical cell, the cell reaction is spontan eous and as such free energy of the system decreaes, on the other hand, in electrolytic cell, the cell reaction is non-spontaneous and as such free energy of the system increases.
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