Match List-I with List-II List-I List-II

Chemistry Surface Chemistry JEE Main 2022 Single Correct MCQ

Published on: August 12, 2026

Match List-I with List-II

List-I List-II

Lyophilic colloid (I) Liquid-liquid colloid - (II), - (III), - (II), - (III),

Emulsion (II) protective colloid - (I), - (I), - (I), - (II),

Positively charged (III) FeCl 3 + NaOH - (IV), - (IV), - (III), - (I),

Negatively charged (IV) FeCl 3 + hot water colloid Choose the correct answer from the options given below: - (III) - (II) - (IV) - (IV)

Text Solution

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The correct answer is:

Protective colloids are lyophilic colloids

Emulsions are liquid in liquid colloidal solutions

FeCl 3 + hot water forms positively charged colloidal solution of hydrated ferric oxide.

FeCl 3 + NaOH forms negatively charged colloidal solution due to preferential adsorption of OH - ions

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