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The fresh precipitate can be transformed...

The fresh precipitate can be transformed in colloidal state by

A

peptization

B

coagulation

C

diffusion

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
A
The dispersion of a freshly precipitated material into colloidal solution by the action of a suitable electrolyte is termed peptization. The electrolyte used for this purpose is called a peptizing agent.
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When a fresh precipitate is turned black in colloidal form, the process is called:

each question constain STATEMENT-1(Assertion ) and STATEMENT - 2 (reason). examine the statement carefully and work the correct answer accoridng to the instructions given below : STATEMENT-1: The conversion of fresh precipitate to colloidal state is called peptization. STATEMENT-2: It is caused by addition of common ions.

By which method precipitate is converted into colloids?

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