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JEE Main & Advanced Chemistry Solutions / विलयन Question Bank Lowering of vapour pressure

  • question_answer
    \[5c{{m}^{3}}\] of acetone is added to \[100\,c{{m}^{3}}\] of water, the vapour pressure of water over the solution

    A)                 It will be equal to the vapour pressure of pure water

    B)                 It will be less than the vapour pressure of pure water

    C)                 It will be greater than the vapour pressure of pure water

    D)                 It will be very large

    Correct Answer: B

    Solution :

                Acetone solution has vapour pressure less than pure water.


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