Which of the following molecules has $T$-shaped geometry?

Identify the correct order of repulsion between electron pairs present in the valence shell of the central atom of a molecule.

The shape of $IF_7$ molecule is

The geometry of $I_{3}^{-}$ is

For $OF_2$ molecule,consider the following statements:
$A$. Number of lone pairs on oxygen is $2$.
$B$. $FOF$ bond angle is less than $104.5^{\circ}$.
$C$. Oxidation state of $O$ is $-2$.
$D$. Molecule is bent $V$-shaped.
$E$. Molecular geometry is linear.
Which of the following options is correct?

The five $P-F$ bond lengths in $PF_5$ are equal whereas the $P-Cl$ bond lengths in $PCl_5$ are not equal because