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Question

When lead storage battery is charged

[MP PET 1993; MP PMT 2000]


A

Lead dioxide dissolves

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B

Sulphuric acid is regenerated

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C

The lead electrode becomes coated with lead sulphate

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D

The amount of sulphuric acid decreases

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Solution

The correct option is B

Sulphuric acid is regenerated


During charging of a lead storage battery, the reaction at the anode and

cathode are

Anode:

Cathode:

In both the reactions H2SO4 is regenerated.


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