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JEE Main20244 Apr 2024Evening ShiftChemistryd and f Block ElementsActual

A first row transition metal in its +2 oxidation state has a spin-only magnetic moment value of (3.86 BM ). The atomic number of the metal is

Options

  1. A26
  2. B25
  3. C23
  4. D22

Correct answer

C. 23

Step-by-step solution

aligned & ₂₂ Ti ⁺² [ Ar ] 3 ~d ^2 & ₂₃ ~V ⁺² [ Ar ] 3 ~d ^3 & ₂₅ Mn ⁺² [ Ar ] 3 ~d ^5 & ₂₆ Fe ⁺² [ Ar ] 3 ~d ^6 aligned

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