JIPMER Jipmer Medical Solved Paper-1996

  • question_answer
    Which of the following statement is true for degree of dissociation of weak electrolytes?

    A)  it is inversely proportional to the initial concentration of the electrolyte

    B)  it is directly proportional to the initial concentration of the electrolyte

    C)  it is independent of the initial concentration of the electrolyte

    D)  it depends on the equilibrium concentration of electrolyte

    Correct Answer: A

    Solution :

    According to Ostwalds dilution law, the degree of dissociation of weak electrolytes, \[\alpha =\sqrt{\frac{K}{C}}\] \[\therefore \]  \[\alpha \propto \frac{1}{\sqrt{C}}\]


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