Assertion (A) Colloidal solutions do not show Brownian motion.
Reason (R) Brownian motion is responsible for stability of sols.

Options

A. Both A and Rare true and R is the correct explanation of A
B. Both A and R are true but explanation of A
C. A is true but R is false
D. A is false and R is True

Answer

D

Explanation

Colloidal particles show Brownian movement and it is responsible for the stability of colloidal solution.