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KVPY Sample Paper KVPY Stream-SX Model Paper-8

  • question_answer
    The number of 2-centre-2-electron and 3-centre-2- electron bonds in \[{{B}_{2}}{{H}_{6}},\]respectively, are:

    A) 2 and 1           

    B) 4 and 2

    C) 2 and 2           

    D)  2 and 4

    Correct Answer: B

    Solution :


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