Alum is added to muddy water because

Question

Alum is added to muddy water because (A) it acts as disinfectant (B) it results in coagulation of clay arid sand (C) clay is soluble in alum, hence removes it (D) it makes water alkaline which is good for health

Tardigrade Admin · Accepted Answer

Alum acts as coagulating agent, so it is used to purify water and separate mud from it.

Q. Alum is added to muddy water because

it acts as disinfectant

it results in coagulation of clay arid sand

clay is soluble in alum, hence removes it

it makes water alkaline which is good for health

Alum acts as coagulating agent, so it is used to purify water and separate mud from it.