JEE Main & Advanced Chemistry Hydrocarbons / हाइड्रोकार्बन Question Bank Alkane

  • question_answer
    B.P. of branched chain alkanes as compared to straight chain alkanes are [MP PMT 1987; AIIMS 1999]

    A) Lower

    B) Equal

    C) Higher

    D) Independent of the chain

    Correct Answer: A

    Solution :

    As the number of branches increases, surface area decreases, due to which Vander Waal forces of attraction decreases.  Hence, boiling point also decreases.


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