The nature of hybridization in $CH_2Cl-CH_2Cl$ for carbon is:

The hybridisation of $S$ in $SF_{4}$ is

Choose the molecules in which hybridization occurs in the ground state?
$(i)$ $BCl_3$ $(ii)$ $NH_3$
$(iii)$ $PCl_3$ $(iv)$ $BeF_2$
The correct answer is

What is the bond angle observed in the $H-C-H$ bond of ethane (in $^{\circ}$)?

Which of the following has $sp^3$ hybridization?

The state of hybrid orbitals of carbon in $CO_{2}$,$CH_{4}$ and $CO_{3}^{2-}$ respectively is