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KVPY2015ChemistryCoordination Compounds

The spin only magnetic moment of [Z C l₄ ]²⁻ is 3.87 BM where Z is

Options

  1. AMn
  2. BNi
  3. CCo
  4. DCu

Correct answer

C. Co

Step-by-step solution

[ ZCl ₄ ]²⁻ ; oxidation state of Z is +2 No. of unpaired electrons are 3 Hence Z ²⁺= d ⁷

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