(B) multi-molecular colloid is formed by the aggregation of a large number of atoms or smaller molecules with diameters less than $1 \ nm$. $Gold \ so

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(B) multi-molecular colloid is formed by the aggregation of a large number of atoms or smaller molecules with diameters less than $1 \ nm$. $Gold \ sol$ is a classic example of a multi-molecular colloid.$Nylon$ and $Cellulose$ are examples of macromolecular colloids.$Soap$ is an example of an associated colloid (micelle).

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

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Which among the following is a multi-molecular colloid?

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A
Nylon
B
Gold sol
C
Cellulose
D
Soap

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Class 12

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Chapter

Surface Chemistry

Subtopic

Colloids, Emulsion, Gel and Their properties with application

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Colloidal solution commonly used in the treatment of skin disease is

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Match List-$I$ with List-$II$.

List-$I$ List-$II$

$A$. Lyophilic colloid $I$. Liquid-liquid colloid

$B$. Emulsion $II$. Protective colloid

$C$. Positively charged colloid $III$. $FeCl_3 + NaOH$

$D$. Negatively charged colloid $IV$. $FeCl_3 + \text{hot water}$

Choose the correct answer from the options given below:

List-$I$	List-$II$
$A$. Lyophilic colloid	$I$. Liquid-liquid colloid
$B$. Emulsion	$II$. Protective colloid
$C$. Positively charged colloid	$III$. $FeCl_3 + NaOH$
$D$. Negatively charged colloid	$IV$. $FeCl_3 + \text{hot water}$