Home Chemistry Surface Chemistry General Why is gelatin mixed gold sol ?
Chemistry Surface Chemistry General Single Correct MCQ
Published on: August 12, 2026

Why is gelatin mixed gold sol ?

A
Gold sol is lyophobic sol, gelatin acts as stabilizing agent
B
Gold sol is lyophilic sol, gelating acts as stabilizing agent.
C
Gelating produces negative charge on gold particles in gold sol.
D
Gelatin helps, gold sol to get its critical micelle concentrations.

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The correct answer is:
A

Gold sol is lyophobic in nature. Hence, addition of gelatin stabilizes it.

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