Practicing Success

Target Exam

CUET

Subject

Chemistry

Chapter

Physical: Surface Chemistry

Question:

Match List I with List II.

List I: Colloid type List II: Example
A. Gel I. Fog
B. Solid sol II. Whipped cream
C. Foam III. Jellies
D. Aerosol IV. Foam rubber

Choose the correct answer from the options given below:

Options:

A-III, B-II, C-IV, D-I

A-III, B-IV, C-II, D-I

A-IV, B-III, C-II, D-I

A-I, B-IV, C-II, D-III

Correct Answer:

A-III, B-IV, C-II, D-I

Explanation:

Dispersed phase

Dispersion medium Name Examples
Solid Solid Solid Sol Some coloured glasses, gem stones
Solid Liquid Sol Some paints, cell fluids, muddy water
Solid Gas Aerosol Smoke, dust
Liquid Solid Gel Cheese, butter, jellies
Liquid Liquid Emulsion   Milk, hair cream
Liquid Gas Aerosol Fog, mist, cloud
Gas Solid Solid foam Pumice stone, foam, rubber
Gas Liquid Foam Froth, whipped cream, soap lather
List I: Colloid type List II: Example
A. Gel III. Jellies
B. Solid sol IV. Foam rubber
C. Foam II. Whipped cream
D. Aerosol I. Fog