JEE Main & Advanced Chemistry Solutions / विलयन Question Bank Abnormal molecular mass

  • question_answer
    The ratio of the value of any colligative property for \[KCl\] solution to that for sugar solution is nearly    [MP PMT 1985]

    A)                 1             

    B)                 0.5

    C)                 2.0         

    D)                 3

    Correct Answer: C

    Solution :

             vont?s Hoff factor \[(i)\] \[=\frac{\text{experimental C}\text{.P}\text{.}}{\text{Calculated C}\text{.P}\text{.}}\]                                 \[=1-\alpha +x\alpha +y\alpha ,\] for KCl it is = 2 and for sugar it is equal to 1.


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