Chemistry - Coordination Chemistry Question with Solution | TestHub

$\begin{array}{rl}& {\mathrm{PF}}_5:5\sigma +0\ell \mathrm{p}\to {\mathrm{sp}}^3\mathrm{d}\\ & {\mathrm{SF}}_6:6\sigma +0\ell \mathrm{p}\to {\mathrm{sp}}^3{\mathrm{d}}^2\\ & \mathrm{Ni}(\mathrm{CO}{)}_4:\mathrm{Ni}\to 0\end{array}$
In presence of ligand field :-

${\left[{\mathrm{PtCl}}_4\right]}^{2-}:\mathrm{Pt}\to +2$
In presence of ligand field :-