JEE Main & Advanced Chemistry Coordination Chemistry Question Bank Nomenclature, Oxidation state and EAN number

  • question_answer
    Which of the following pairs is not correctly matched [MP PET 1993]

    A) Effective atomic number of \[Pt\] in \[{{\left[ PtC{{l}_{6}} \right]}^{2-}}=84\]

    B) Absorption peak for \[{{\left[ C{{r}^{III}}{{(N{{H}_{3}})}_{6}} \right]}^{+3}}=21680c{{m}^{-1}}\]

    C) Crystal field stabilization energy of \[{{d}^{2}}\] in weak ligand field \[=(-)0.8{{\Delta }_{0}}\]

    D) Example of weak ligand field for \[{{d}^{5}}\] configuration \[={{\left[ M{{n}^{II}}{{F}_{6}} \right]}^{-4}}\]

    Correct Answer: A

    Solution :

      EAN of Pt in \[{{[PtC{{l}_{6}}]}^{2-}}=80\]


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