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.

Question

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. (A) If both Assertion: and Reason: are true and the Reason: is the correct explanation of the Assertion (B) If both Assertion: and Reason: are true but the Reason: is not the correct explanation of the Assertion (C) If Assertion: is true but Reason: is false (D) If both Assertion: and Reason: are false

Tardigrade Admin · Accepted Answer

Sulphate is consumed from electrolyte due to formation of lead sulphate, thus, density decreases.

Q. 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.

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

Sulphate is consumed from electrolyte due to formation of lead sulphate, thus, density decreases.

Q. 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.