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JEE Main & Advanced Sample Paper JEE Main - Mock Test - 19

  • question_answer
    The total number of molecules that do not follow octet rule among the following is___. \[CO,PC{{l}_{5}},PC{{l}_{3}},AlC{{l}_{3}},S{{F}_{6}},B{{F}_{3}},N{{H}_{3}}\]

    Answer:

    4


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