Question

. a. List the properties of a solution Identify the dispersed phase and dispersing medium of the following colloids with examples: a) Emulsion b) Solid sol c) Foam of microorganisms in our live​

Answer 1

Answer:

On the basis of physical states of the dispersed phase and dispersion medium, the colloidal solutions classified into eight types of colloidal systems as shown in the following table.

Note: A mixture of gas with another gas is a homogeneous mixture and not a colloidal solution.

Dispersed phase

Dispersion medium

Type of colloidal solution

Example

Solid Solid

Solid sol

Alloys

Solid

Liquid Sol Paints

Solid Gas Aerosol Smoke

Liquid Solid Gel Jelly

Liquid

Liquid Emulsion Milk

Liquid Gas Aerosol Mist

Gas Solid Solid sol

Pumice

Gas

Liquid Foam Soap

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