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JEE Main & Advanced Chemistry The p-Block Elements-I / p-ब्लॉक के कुछ तत्व-I Question Bank Boron Family

  • question_answer
    Acedic strength of Boron trihalide are in order of [Kerala CET 2005]

    A) \[B{{F}_{3}}<BC{{l}_{3}}<BB{{r}_{3}}<B{{I}_{3}}\]

    B) \[B{{I}_{3}}<BB{{r}_{3}}<BC{{l}_{3}}<B{{F}_{3}}\]

    C) \[BB{{r}_{3}}<BC{{l}_{3}}<B{{F}_{3}}<B{{I}_{3}}\]

    D) \[B{{F}_{3}}<B{{I}_{3}}<BC{{l}_{3}}<BB{{r}_{3}}\]

    Correct Answer: A

    Solution :

    Concentration of Lewis acid of boron tri halides is increased in following order. \[B{{F}_{3}}<BC{{l}_{3}}<BB{{r}_{3}}<B{{I}_{3}}\].


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