JEE Main 2022 Chemistry question

Match List-I with List-II List-I: (A) Lyophilic colloid (B) Emulsion (C) Positively charged colloid (D) Negatively charged colloid List-II: (I) Liquid-liquid colloid (II) Protective colloid (III) + NaOH (IV) + hot water Choose the correct answer from the options given below :

(1)(A)-(II), (B)-(I), (C)-(IV), (D)-(III)Correct
(2)(A)-(III), (B)-(I), (C)-(IV), (D)-(II)
(3)(A)-(I), (B)-(II), (C)-(III), (D)-(IV)
(4)(A)-(III), (B)-(II), (C)-(I), (D)-(IV)

Answer: (1)

Solution

Lyophilic colloids act as protective colloids. An emulsion is a liquid–liquid colloid. added to hot water gives a positively charged sol of

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Question ID VK-034569