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Peptisation is :...

Peptisation is :

A

conversion of a colloidal into precipitate form

B

Conversion of precipitate into colloidal sol

C

conversion of metal into colloidal sol by passage of electric current

D

Conversion of colloidal sol into macromolescules

Text Solution

Verified by Experts

The correct Answer is:
B
Process by which precipitate is converted into colloid is known as peptisation.
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Match the items of Column I and Column II. {:("Column I","Column II"),("A. Dialysis ","1. Cleansing action of soap "),("B. Peptisation ","2. Coagulation"),("C. Emulsification ","3. Colloidal sol formation "),("D. Electrophoresis ","4. Purification"):}

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Assertion : A colloidal sol. Of Fe(OH)_(3) formed by peptisation carries positive charge. Reason : During formation of Fe(OH)_(3), the electrons are lost by the particles.