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

  • question_answer
    Sheela heated a mixture of iodine and common salt by keeping an inverted funnel on it. After some time, she observed that

    A) White fumes come out from the mixture

    B) Violet particles deposit on the neck of the funnel

    C) White particles deposit on the neck of the funnel

    D) A gas with popping sound comes out.

    Correct Answer: B

    Solution :

    Iodine being a sublimable solid, sublimes from the mixture of iodine and common salt as violet iodine vapours and condense on the neck of the funnel as violet particles.


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