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J & K CET Engineering J and K - CET Engineering Solved Paper-2007

  • question_answer
    In a group of isomeric alkyl halides, the order of boiling points is

    A)  primary < secondary < tertiary

    B)  primary > secondary < tertiary

    C)  primary < secondary > tertiary

    D)  primary > secondary > tertiary

    Correct Answer: D

    Solution :

     Alkyl halides with branched and more spherical shapes have lower boiling point as a result of their smaller surface area. So, order of boiling points is Primary > secondary > tertiary


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