Question

) Explain why particles of a colloidal solution do not settle down when left undisturbed, while in the case of suspension they do

Answer 1

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•●◉✿ Dude.! In colloidal sol... Partical do settle down.... It just takes some time...... Or through.. Centrifugation..... ◦✿◉●•◦

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Answer 2

Because the colloidal particles are very small and not heavy. it's particles always remains in the state of zig zag motion it is also called Brownian movement. which counter the force of gravity acting on colloidal particles and helps in not settling down.

hope helps