Chapter 10, Problem 56E

Write a plausible Lewis structure for ${\text{NO}}_2$ , and indicate whether the molecule is diamagnetic or paramagnetic. Two ${\text{NO}}_2$ molecules can join together (dimerize) to form ${\text{N}}_2{\text{O}}_4\text{.}$ Write a plausible Lewis structure for ${\text{N}}_2{\text{O}}_4$ and comment on the magnetic properties of the molecule.