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The dispered phase,disperison medium and...

The dispered phase,disperison medium and nature of colloidal solution (lyphilic or lyphobic) of gold sol respectively are

A

Solid ,solid, lyophobic

B

Liquid,liquid,lyophobic

C

Solid,liquid,lyphobic

D

solid,liquid,lyophilic

Text Solution

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The correct Answer is:
c
Gold : Dispersed phase (solid)+Dispersion medium (liqtuid).Gold being a metal doesn't form a colloid easily on mixing with solvents. The sol of gold id prepared by special methods. Hence gold sols are lyophobic colloids.
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