1.

Assertion: The Brownian movement is due to the bombardment on colloidal particle by the molecules of dispersion midium which are in the constant motion like molecules in a gas. Reason: Brownian movement provides a visible proof of the random kinetic motion of molecules in a liquid.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 and the reason is not the correct explanation of the assertion.C. If assertion is true but reason is false.D. If assertion is false but reason is true.

Answer» Correct Answer - B
on the basis of Brownian movement, we can say that molecules are in continuous motion.


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