The reaction in which the hybridisation of the underlined atom is affected is :

The intermolecular potential energy for the molecules A, B, C and D given below suggests that :

Of the species, NO, NO⁺, NO²⁺ and NO^- , the one with minimum bond strength is :

The shape / structure of [XeF₅]^– and XeO₃F₂, respectively, are