Q.
Which of the following statements are correct regarding structure of methane?
(i) Methane has tetrahedral structure.
(ii) The bond angle between all $H - C - H$ bonds is $109.5^{\circ}$.
(iii) The carbon atom is $s p^2$ hybridized.
(iv) $C - C$ and $C - H$ bond lengths are $154\, pm$ and $112 \,pm$ respectively.
Hydrocarbons
Solution: