JEE Main & Advanced Chemistry Equilibrium Question Bank Acids and Bases

  • question_answer Which of the following is not a Lewis acid [CBSE PMT 1996]

    A)                 \[B{{F}_{3}}\]    

    B)                 \[FeC{{l}_{3}}\]

    C)                 \[Si{{F}_{4}}\]   

    D)                 \[{{C}_{2}}{{H}_{4}}\]

    Correct Answer: D

    Solution :


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