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MHT CET20239 May 2023Morning ShiftChemistryStructure of AtomActual

Find the value of spin only magnetic moment for chromium cation in +2 state.

Options

  1. A3.87 BM
  2. B4.90 BM
  3. C2.84 BM
  4. D1.73 BM

Correct answer

B. 4.90 BM

Step-by-step solution

Cr ²⁺:[ Ar ] 3 ~d ^4 n =4 Spin-only magnetic moment, aligned & = n ( n +2) BM & = 4(4+2) = 24 BM & =4.90 BM aligned

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