Question

Assertion: Coagulation power of Al³⁺ is more than Na⁺.

Reason: greater the valency of the flocculating ion added, greater is its power to cause precipitation.

Options

• if both assertion and reason are true and reason is the correct explanation of assertion.

• if both assertion and reason are true but reason is not the correct explanation of assertion.

• assertion is true but reason is false.

• both assertion and reason are false.

Answer 1

if both assertion and reason are true and reason is the correct explanation of assertion.