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MHT CET202015 Oct 2020Evening ShiftChemistryCoordination CompoundsActual

What is the value of effective magnetic moment found in +3 oxidation state of Chromium ( Z =24) ?

Options

  1. A1.73 BM
  2. B3.87 BM
  3. C4.90 BM
  4. D2.84 BM

Correct answer

B. 3.87 BM

Step-by-step solution

Cr ³⁺ 3 ~d ³ (3 unpaired electrons) = n ( n +2) = 3(3+2) =3.87 BM

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