Question
Adding alum to turbid water, impurities are removed due to -
- Coagulation
- Brownian movement
- Electrophoresis
- Tyndall effect
The correct answer is: Coagulation
Related Questions to study
Assertion: Alcohols are dehydrated to hydrocarbons in presence of acidic zeolite.
Reason : Zeolites are porous catalyst.
Assertion: Alcohols are dehydrated to hydrocarbons in presence of acidic zeolite.
Reason : Zeolites are porous catalyst.
Assertion: The reaction of oxalic acid with acidified 
is first slow and then proceed with faster speed.
Reason : Acidified is a strong oxidising agent.
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Assertion: Gold sol is hydrophobic and multimolecular:
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Assertion: 
can be used for coagulation of 
sol.
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.
Assertion: can be used for coagulation of sol.
Reason: reacts with to give .
