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JEE Main & Advanced Chemistry Surface & Nuclear Chemistry / भूतल और नाभिकीय रसायन Question Bank Colloids Emulsion, Gel and Their properties with application

  • question_answer
    Alum purifies muddy water by

    A)                 Dialysis

    B)                 Absorption

    C)                 Coagulation       

    D)                 Forming a true solution

    Correct Answer: C

    Solution :

                    Alum is purifies muddy water by coagulation due to opposite charge.


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