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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. - Chemistry

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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.

Options

  • 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.

MCQ

Solution

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.

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Chapter 16: Chemistry In Everyday Life - Multiple Choice Questions (Type - I) [Page 238]

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NCERT Exemplar Chemistry [English] Class 12
Chapter 16 Chemistry In Everyday Life
Multiple Choice Questions (Type - I) | Q 90 | Page 238

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