Why is `PCl_(5)` more covalent than `PCl_(3)` ?

Why is PCl_(5) molecule more covalent than PCl_(3) molecule ?

(a) Account for the following : (i) PCl_(5) is more covalent than PCl_(3) . (ii) Iron on reaction with HCl forms FeCl_(2) and not FeCl_(3) . (b) Draw sturcture of XeO_(3) .

(a) Account for the following : (i) PCl_(5) is more covalent than PCl_(3) . (ii) Iron on reaction with HCl forms FeCl_(2) and not FeCl_(3) . (b) Draw sturcture of XeO_(3) .

Account for the following : (i) PCl_(5) is more covalent than PCl_(3) . (ii) Iron on reaction with HCl forms FeCl_(2) and not FeCl_(3) . (iii) The two O-O bond lengths in the ozone molecule are equal.

Account for the following : (i) PCl_(5) is more covalent than PCl_(3) . (ii) Iron on reaction with HCl forms FeCl_(2) and not FeCl_(3) . (iii) The two O-O bond lengths in the ozone molecule are equal.

Account for the following : (i) PCl_(5) is more covalent than PCl_(3) . (ii) Iron on reaction with HCl forms FeCl_(2) and not FeCl_(3) . (iii) The two O-O bond lengths is the ozone molecule are equal.

Answer the following: why are PCL_5 more covalent than PCl_3 ?

(A) PCl_(5) is more covalent than PCl_(3) (R ) Polarising power of P^(5+) is greater than that of P^(3+)