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JIPMER Jipmer Medical Solved Paper-1998

  • question_answer
    Of the following hydrides, which one has the lowest boiling point?

    A)  Hydrogen fluoride

    B)  Hydrogen chloride

    C)  Hydrogen bromide

    D)  Hydrogen iodide

    Correct Answer: B

    Solution :

    Hydrogen chloride \[(HCl)\] has the lowest boiling point among halogen acids. HF has abnormally high boiling point \[\left( 20{}^\circ C \right)\] due to hydrogen bonding while other are gases at room temperature.


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