Show number of bonds in ​
(i) ethene molecule.

Q. (a) Write molecular formula of cyclohexane.
(b) Draw structure formula of cyclohexane and write number of co-operative bonds present in it.
(c) Which is ethene in the following? Write number of double bonds present in it.
(i) $C_2{H}_2$
(ii) $C_2{H}_4$
(iii) $C_2{H}_6$

Q. Methanol is the planar molecule like ethene but the bond angle is ${117.3}^o$.This is because: