When a small quantity of FeCl3 solution is added to the fresh precipitate of Fe(OH)3, a colloidal sol is obtained. The process through which this sol is formed is known as
A
exchange of solvent
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B
peptization
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C
electrophoresis
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D
chemical double decomposition
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Solution
The correct option is B peptization Peptization involves conversion of freshly prepared precipitate into colloidal particles using a suitable electrolyte.