Chemistry - Complete P-block Question with Solution | TestHub

$\mathrm{N}$- does not have vacant$\mathrm{d}$-orbital

$\mathrm{P}$- does not have$2\mathrm{d}$orbitals

Back bonding in${\mathrm{NCl}}_5$is not possible

$\mathrm{N}$atom is more electronegative so does not forms$5$bonds