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A negatively charged suspension of clay ...

A negatively charged suspension of clay in water will need for precipitation the minimum amount of

A

Aluminium chloride

B

Potassium sulphate

C

Sodium hydroxide

D

Hydrochloric acid

Text Solution

Verified by Experts

The correct Answer is:
A
Negatively charged sols require minimum amount of electrolyte having higher valency of cation.
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