The number of unpaired electrons responsible for the paramagnetic nature of the following complex species…

The number of unpaired electrons responsible for the paramagnetic nature of the following complex species are respectively:
$\left[\mathrm{Fe}(\mathrm{CN})_6\right]^{3-},\left[\mathrm{FeF}_6\right]^{3-},\left[\mathrm{CoF}_6\right]^{3-},\left[\mathrm{Mn}(\mathrm{CN})_6\right]^{3-}$
  1. $1,5,4,2$
  2. $1,5,5,2$
  3. $1,1,4,2$
  4. 1.4.4.2

Asked in: JEE Main 2025 (07 Apr Shift 2)

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