# $NO$ belongs to which category?

$\begin{array}{1 1}(a)\;Paramagnetic&(b)\;Diamagnetic\\(c)\;Trimagnetic&(d)\;None\end{array}$

NO has 11 valence electorns(5 due to N and 6 due to O)
(i.e)Odd electron molecule.
Hence it is paramagnetic.
Hence (a) is the correct answer.