1.

Assertion: As a lead storage battery gets discharged, density of electrolyte, present in it, decreases. Reason: lead and lead dioxide both react with sulphuric acid to form lead sulphate.

Answer»

If both ASSERTION and Reason are true and the Reason is the correct explanation of the assertion.
If both assertion and Reason are true but the reason is not the correct explanation of the assertion
If assertion is true but reason is false
If both assertion and reason are false.

Solution :Sulphate is CONSUMED from ELECTROLYTE due to formation of lead sulphate, thus, DENSITY decreases.


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