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NEET Sample Paper NEET Sample Test Paper-64

  • question_answer
    The coordination number of cobalt in the complex \[\left[ Co{{(en)}_{2}}\,B{{r}_{2}} \right]\,C{{l}_{2}}\] is

    A) 2                                 

    B) 6

    C) 5                                 

    D) 4

    Correct Answer: B

    Solution :

    \[\left[ Co{{\left( en \right)}_{2}}B{{r}_{2}} \right]C{{l}_{2}}\] C.N. of \[Co=2\text{ }\times \] number of bidentate ligand + lx number of monodentate ligand \[=2\times 2+1\times 2=6.\]


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