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JEE Main2002Chemistryp Block Elements (Group 13 & 14)Actual

Alum helps in purifying water by

Options

  1. Aforming Si complex with clay particles
  2. Bsulphate part which combines with the dirt and removes it
  3. Ccoagulating the mud particles
  4. Dmaking mud water soluble

Correct answer

C. coagulating the mud particles

Step-by-step solution

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