The smallest bond angle is found in

Which of the following possess two lone pairs of electrons on the central atom and are square planar in shape?
$I. SF_4, II. XeO_4, III. XeF_4, IV. ICl_4^-$

Compare $x$ and $y$ bond angles in the following molecule:

Fluorine reacts with dilute $NaOH$ and forms a gaseous product $A$. The bond angle in the molecule of $A$ is

To which type does $ClF_3$ belong among $AB_4$,$AB_4E$,and $AB_3E_2$? Explain.

Which of the following molecular shapes is not obtained from the trigonal bipyramidal electronic geometry of the central atom?