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Question

Among the following cells, which of the following are primary cells?

(I) Leclanche cell
(II) Nickle-Cadmium cell
(III) Lead Storage battery
(IV) Mercury cell


A
I and II
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B
I and III
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C
I and IV
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D
III and IV
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Solution

The correct option is C I and IV
A primary cell is a battery that is designed to be used once and discarded, and not recharged with electricity and reused.

Leclanche cell and Mercury cell are primary cells whereas Nickle-Cadmium cell and Lead Storage battery are secondary cells.

Hence, option C is correct.

Chemistry

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