QJEEAdv15Chcb91: JEE Advanced 2015 Chemistry - Class 11 JEEAdv15Chcb91 Solution: Among the triatomic molecules/ions, BeCl 2 , , N 2 O, , O 3 ,…

Among the triatomic molecules/ions, BeCl₂, $N_3^-$ , N₂O, $NO_2^+$ , O₃, SCl₂, $ICl_2^-$ , $I_3^-$ and XeF₂, the total number of linear molecule(s)/ion(s) where the hybridization of the central atom does not have contribution from the d-orbital(s) is

[Atomic number: S = 16, Cl = 17, I = 53 and Xe = 54]