The type of hybridization of sulfur in $SO_2$ is ......

Hybridisation state of $C$ in diamond is

In which of the following molecules does the central atom use $sp^2$ hybrid orbitals to form covalent bonds?

Hybrid state of Aluminium in acidified aqueous solution of $AlCl_3$ is

What is the $CORRECT$ geometry and hybridisation for $SF_4$?

Which of the following statements is true regarding the $PCl_5$ molecule?
$(i)$ The two axial $P-Cl$ bonds in $PCl_5$ are longer than the three equatorial bonds.
$(ii)$ The axial bonds in $PCl_5$ are stronger than equatorial bonds.
$(iii)$ The axial bonds in $PCl_5$ are more stable than equatorial bonds.
$(iv)$ All five bonds in $PCl_5$ molecule are equivalent.