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Allotropes of Sulphur

Which of the ...

Question

Which of the following is not a chemical method for preparation of colloids?

A

Hydrolysis

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B

Electrical disintegration

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C

Reduction

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D

Oxidation

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Solution

The correct option is B
Electrical disintegration

Electrical disintegration is a dispersion method for preparation of colloids in which large particles are broken into colloidal dimension and no chemical reaction takes place.

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Allotropes of Sulphur

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