Railways Sample Paper RRBs Assistant Loco Pilot and Technician CBT STAGE-I Sample Paper-15

  • question_answer
    Which of the following is a Lewis acid

    A)  \[AlC{{l}_{3}}\]          

    B)  \[MgC{{l}_{2}}\]

    C)  \[CaC{{l}_{2}}\]         

    D)  \[BaC{{l}_{2}}\]

    Correct Answer: A

    Solution :

    Due to ability to accept lone pair of electrons by \[AlC{{l}_{3}}\](due to availability of vaclant or bital), it act as a Lewis acid.


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