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9th Class Science Is Matter Around Us Pure Question Bank MCQs - Is Matter Around us Pure

  • question_answer
    A liquid is able to scatter a beam of light but it leaves no residue after passing through a filter paper. A liquid can be a

    A) true solution

    B) suspension

    C) colloidal sol

    D) concentrated solution

    Correct Answer: C

    Solution :

    [c] Colloids can pass through ordinary filter paper and scatter a beam of light. Hence, a liquid is a colloidal sol.


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