Question

Classify colloids based on physical state of dispersed phase and dispersion medium.

Answer 1

S.No.	Dispersed Phase	Dispersion Medium	Name	Examples
1.	Solid	Solid	Solid Sol	Alloys, gems, coloured glass
2.	Solid	Liquid	Sol	Paints, inks, eggs white
3.	Solid	Gas	Aerosol	Smoke, dust
4.	Liquid	Solid	Gel	Curd, Cheese, Jelly
5.	Liquid	Liquid	Emulsion	Milk, Butter, oil in water
6.	Liquid	Gas	Aerosol	Mist, fog, clouds
7.	Gas	Solid	Solid foam	Cake, bread
8.	Gas	Liquid	Foam	Soap lather, Aerated water