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Assertion: Colloidal solutions do not show brownian motion. Reason: Brownian motion is responsible for stability of sols. - Chemistry

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Question

Assertion: Colloidal solutions do not show brownian motion.

Reason: Brownian motion is responsible for stability of sols.

Options

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

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

  • Assertion is correct but reason is incorrect.

  • Both assertion and reason are incorrect.

  • Assertion is incorrect but reason is correct.

MCQ

Solution

Assertion is incorrect but reason is correct.

Explanation:

Colloidal particle shows Brownian movement. The Brownian movement has a stirring effect which does not permit the particles to settle and thus, is responsible for the stability of sols.

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Chapter 5: Surface Chemistry - Exercises [Page 73]

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NCERT Exemplar Chemistry [English] Class 12
Chapter 5 Surface Chemistry
Exercises | Q 75 | Page 73

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