The Lewis structure of $\mathrm{SO}_{2}$ is:
$$
\begin{array}{cccccc}
& \mathrm{O} & \equiv & \mathrm{S} & = & \mathrm{O} \\
& \uparrow & & \uparrow & & \uparrow \\
& \text { 6 valence electrons } & & \text { 6 valence electrons } & & \text { 6 valence electrons
Show more…