What is the bond angle in $ClO_2$ (OClO) (in $^{\circ}$)?

In which of the following species is the central atom not surrounded by exactly $8$ valence electrons?

Among the following,the pair in which the two species are not isostructural is

The $XeF_2$ molecule is:

Which of the following pairs are isostructural?

Molecular bromine on reaction with three moles of molecular fluorine produces an interhalogen compound. The total number of lone pairs at the central halogen atom is