(D) is the correct answer. Lyophilic sols are solvent-loving colloids formed by substances like starch,gum,and gelatin. Metal sulphides are examples o

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(D) is the correct answer. Lyophilic sols are solvent-loving colloids formed by substances like starch,gum,and gelatin. Metal sulphides are examples of lyophobic (solvent-hating) colloids,which are prepared by special methods and are not lyophilic.

Class 12 Chemistry Surface Chemistry Colloids, Emulsion, Gel and Their properties with application

Easy

Which of the following substances is not used for preparing lyophilic sols?

A
Starch
B
Gum
C
Gelatin
D
Metal sulphide

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Surface Chemistry

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Colloids, Emulsion, Gel and Their properties with application

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Which of the following substances is not used for preparing lyophilic sols?

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Which of the following is a hydrophilic colloidal sol?

The sky looks blue due to:

In which of the following will the particle size be greater than $300 \, m\mu$?

What type of reaction is used to obtain $Au$ (sol)?Reaction: $2AuCl_3 + 3HCHO + 3H_2O \rightarrow 2Au (sol) + 3HCOOH + 6HCl$

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What type of reaction is used to obtain $Au$ (sol)?
Reaction: $2AuCl_3 + 3HCHO + 3H_2O \rightarrow 2Au (sol) + 3HCOOH + 6HCl$