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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
    In the reaction \[{{B}_{2}}{{O}_{3}}+C+C{{l}_{2}}\to A+CO.\] The A is [Pb. PMT 2000]

    A) \[BC{{l}_{3}}\]

    B) \[BC{{l}_{2}}\]

    C) \[{{B}_{2}}C{{l}_{2}}\]

    D) \[CC{{l}_{2}}\]

    Correct Answer: A

    Solution :

    \[{{B}_{2}}{{O}_{3}}+3C+3C{{l}_{2}}\to 2BC{{l}_{3}}+3CO\] \[BC{{l}_{3}}\] is obtained by passing chlorine over the heated mixture of \[{{B}_{2}}{{O}_{3}}\]and powdered charcoal.


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