Chemistry - Coordination Chemistry Question with Solution | TestHub

(P) $\left[\mathrm{Ni}(\mathrm{dmg}{)}_2\right]$

(1) Synergic bonding involving $\mathrm{d}⟶{\pi }^{\ast }$ back bonding

(Q) $\mathrm{K}\left[{\mathrm{PtCl}}_3\left({\mathrm{C}}_2{\mathrm{H}}_4\right)\right]$

(2) Intramolecular H-bonding stabilizes the geometry

(R) ${\left[\mathrm{Fe}{\left({\mathrm{H}}_2\mathrm{O}\right)}_5(\mathrm{NO})\right]}^{2+}$

(3) Optically active

(S) ${\mathrm{MnO}}_4{}^{-}$

(4) Charge transfer results in intense colour despite ${\mathrm{d}}^0$ state

(5) Paramagnetic