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

  • question_answer
    Which of the following is a true solution?

    A)  \[NaCl\] in sulphur dioxide.

    B)  Copper in silver.  

    C)  Salt in petrol.

    D)  Mud in water.

    Correct Answer: B

    Solution :

     Copper and silver form an alloy, a true solution while the others are suspensions.


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