What is the shape of $XeF_4$?

Consider the following species: $(A)$ $BrF_4^{\ominus}$, $(B)$ $CH_4$, $(C)$ $IF_4^{\oplus}$, $(D)$ $XeF_4$, $(E)$ $XeO_2F_2$. Which of these species are isostructural with $SF_4$?

Which of the following compounds is not linear?

Which of the following compounds has the smallest bond angle $(X-A-X)$ in each series respectively?

$A$. $OSF_2, OSCl_2, OSBr_2$

$B$. $SbCl_3, SbBr_3, SbI_3$

$C$. $PI_3, AsI_3, SbI_3$

The molecular shapes of $SF_4, CF_4$,and $XeF_4$ are:

Identify the set of molecules in which the central atom has only one lone pair of electrons in their valence shells.