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Which one of the following does NOT invo...

Which one of the following does NOT involve coagulation ?

A

Formation of delta regions

B

Peptization

C

Treatment of drinking water by potash alum

D

Clotting of blood by the use of ferric chloride

Text Solution

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The correct Answer is:
B
The dispersion of a freshly precipitated material into colloidal solution by the action of involves the adsorption of termed peptization. It involves the adsorption of suitable ions and the electrically charged particles then split from the precipitate as colloidal particles.
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KCET PREVIOUS YEAR PAPERS-KARNATAKA CET 2010-Chemistry
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