Question

Tell best, unique & interesting topic for viva ( class 11th ) ( English language )​

Answer 1

The types of colloids includes sol, emulsion, foam, and aerosol.

Sol is a colloidal suspension with solid particles in a liquid.

Emulsion is between two liquids.

Foam is formed when many gas particles are trapped in a liquid or solid.

Aerosol contains small particles of liquid or solid dispersed in a gas

Answer 2

English Language Learners Definition of condensation : small drops of water that form on a cold surface. technical : the process by which a gas cools and becomes a liquid. : the act or process of making something (such as a piece of writing) shorter : the act or process of condensing something.

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