Question

Assertion: Sodium chloride is added to precipitate soap after saponification.

Reason: Hydrolysis of esters of long-chain fatty acids by alkali produces soap in colloidal form.

विकल्प

• Assertion and reason both are correct statement but reason does not explain assertion.

• Assertion and reason both are correct and reason explains the assertion.

• Both assertion and reason are wrong statement.

• Assertion is correct statement reason is wrong statement.

• Assertion is wrong statement reason is correct statement.

Answer 1

Assertion and reason both are correct and reason explains the assertion.

Explanation:

Hydrolysis of esters of long-chain fatty acids by alkali gives soap a colloid. The process is called saponification. Sodium chloride is added to precipitate soap which is in colloidal form.