Molecular orbital configuration
$\sigma {\left( {1s} \right)^2}\,{\sigma ^*}{\left( {1s} \right)^2}\,\sigma {\left( {2s} \right)^2}\,{\sigma ^*}{(2s)^2}\,\pi 2p_x^1\,\pi 2p_y^1$
Due to unpaired electron, it is paramagnetic. The highest occupied $MO$ is of $\pi -$ type.