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Chandan Panigrahi posted an Question
October 14, 2020 • 05:19 am 30 points
  • IIT JAM
  • Chemistry (CY)

What ie the ean value of this complex?

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    Dinesh khalmaniya 1 best-answer

    here this complex exist with +3 oxidation state. The atomic number of cobalt is 27. The EAN of cobalt in Na3​[Co(NO2​)4​Cl2​] is 36. EAN=Z−X+Y Z is the atomic number of Co (27). X is the oxidation state of Co=3 Y is double of its coordination number= 12 EAN=X−Y+Z=27−3+12=36

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    According to your question, EAN is 37

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    so this complex is very unstable and can't be exist.. please correct if it is given in your book.. here charge on complex will be -3

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    yes sir thare is a mistake in the book

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    tqq sir😇

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    you welcome 👍🙂

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