Among $\mathrm{VO}_2^{+}, \mathrm{MnO}_4^{-}$and $\mathrm{Cr}_2 \mathrm{O}_7^{2-}$, the spin-only magnetic moment value of the species with least oxidising ability is...................$BM$ (Nearest integer).

(Given atomic member $\mathrm{V}=23, \mathrm{Mn}=25, \mathrm{Cr}=24$ )

  • [JEE MAIN 2024]
  • A

    $1$

  • B

    $0$

  • C

    $5$

  • D

    $8$

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  • [JEE MAIN 2016]