The paramagnetic molecule at ground state among the following is
${H_2}$
${O_2}$
${N_2}$
$CO$
Which of the following molecule is paramagnetic
How many bonds (bond order) does $B_2$ have ?
Select incorrect statement
The total number of molecular orbitals formed from $2 \mathrm{~s}$ and $2 \mathrm{p}$ atomic orbitals of a diatomic molecule
What is meant by the term bond order ? Explain ?