JEE Main Chemistry question

Not in JEE Main or NEET syllabus

Which of the following acts as a protective colloid?

(A)Silica gel
(B)GelatinCorrect
(C)Sodium acetate
(D)None of these

Answer: (B)

Solution

A protective colloid is a lyophilic colloid added to a lyophobic sol to form a protective coating around its particles and shield it from coagulation by electrolytes. Gelatin is a

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Question ID VK-144771