Question

A colloidal system having a solid substance as a dispersed phase and a liquid as a dispersion medium is classified as………

• A. emulsion
• B. sol
• C. gel
• D. Solid sol

Answer 1

The correct option is B sol

Based on the physical states of the dispersed phase and dispersion medium, the colloidal system is classified into different categories.

Type of colloid	Dispersed phase	Dispersion medium
Solid sol	Solid	Solid
Gel	Liquid	Solid
Emulsion	Liquid	Liquid
Sol	Solid	Liquid

According to the above table, we can see that options $\left(A\right),\left(B\right)$ and $\left(C\right)$ are wrong and only $\left(D\right)$ is correct.