JCECE Medical JCECE Medical Solved Paper-2007

  • question_answer
    The most stable compound is

    A) \[\text{LiF}\]             

    B) \[\text{ }\!\!~\!\!\text{ LiCl}\]

    C) \[\text{ }\!\!~\!\!\text{ LiBr}\]          

    D) \[\text{LiI}\]

    Correct Answer: A

    Solution :

     The electronegativity of halogen is as: \[F>Cl>Br>I\] Among, alkali metals the electropositive character increases as: \[Li<Na<K<Rb<Cs\] Hence, LiF is the most stable compound.


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