Question

How many covalent bonds are there in a molecule of ethane $\left(C_2{H}_6\right)$?

Answer 1

Ethane $C_2{H}_6$

$H$ $H$

$H-\underset{|}{\stackrel{|}{C}}-\stackrel{|}{\underset{|}{C}}-H$

$H$ $H$

There are $7$ covalent bonds in ethane

$1$ $C-C\sigma$ bond

$6$ $C-H\sigma$ bonds.