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12th Class Chemistry Solutions / विलयन Question Bank Case Based - Solutions

  • question_answer
    For which of the following solutions \[\Delta {{H}_{mix}}\]and \[\Delta {{V}_{mix}}\]is negative?

    A) Acetone and aniline

    B) Ethyl alcohol and cyclohexane

    C) Acetone and \[C{{S}_{2}}\]

    D) Benzene and toluene

    Correct Answer: A

    Solution :

    Acetone and aniline mixture represents negative deviations from Raoult's law hence for this mixture, \[\Delta {{H}_{mix}}\] and \[\Delta {{V}_{mix}}\] is negative.


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