JEE Main Chemistry question

Not in JEE Main or NEET syllabus

Muddy water can be purified through coagulation by using [J&K CET 2005]

Answer: (B)

Solution

Alums (e.g. potash alum) release on hydrolysis, which neutralises the negative charge on colloidal clay particles in muddy water and causes them

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Question ID VK-138210