Practicing Success

Target Exam

CUET

Subject

Chemistry

Chapter

Physical: Surface Chemistry

Question:

Match List I with List II.

List I (Example of colloidal solution) List II (Types of colloid)
A. Smoke I. Foam
B. Cheese II. Aerosol
C. Soap lather III. Emulsion
D. Milk IV. Gel
Options:

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

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

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

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

Correct Answer:

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

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