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Indentify the correct statement/s relate...

Indentify the correct statement/s related to local action in a voltaic cell.
(a) Carbon and iron particles present in zinc plate act as impurities.
(b) Impurities react with acid and with the zinc par-ticles to form a large number of tiny cells creat-ing local electric circuits.

A

Only (A) is true.

B

Only (B) is true.

C

Both (A) and (B) true.

D

Both (A) and (B) are false.

Text Solution

Verified by Experts

The correct Answer is:
C
Carbon and iron particles present in zinc plate act as impurities and these particles react with acid and with the zinc particles to form a large number of tiny cells. This results in local action in a voltaic cell.
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