The hybridization in sulphur dioxide is

The number of species from the following in which the central atom uses $sp^3$ hybrid orbitals in its bonding is . . . . . . .
$NH_3, SO_2, SiO_2, BeCl_2, CO_2, H_2O, CH_4, BF_3$

From left to right, $sp^2, sp^2, sp, sp$ hybridisation is present in

The excited state of chlorine in $ClF_3$ is

The hybridisation of $Xe$ and the number of lone pairs of electrons on it in $XeF_6$ are

Which of the following does not have $sp^3$ hybridization?