Among the triatomic molecules/ions, `XeF_(5)^(-), N_(3)^(-), I_(3), NO_(2)^(+), O_(3), SCl_(2), Icl_(4), I_(3)` and `XeF_(2)` the total number of planar molecules (s)/ ion (s) where the hybridization of the centre atom does not have contribution form the d-orbital (s) is :

Answer

5

Explanation