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

  • question_answer
    Van't Hoff factor of \[Ca{{(N{{O}_{3}})}_{2}}\] is         [CPMT 1997]

    A)                 1             

    B)                 2

    C)                 3             

    D)                 4

    Correct Answer: C

    Solution :

                \[Ca{{(N{{O}_{3}})}_{2}}\to C{{a}^{2+}}+2NO_{3}^{-}\] it gives three ions hence the Van?t Hoff factor = 3.


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