Which one of the following species is diamagnetic in nature
$He_2^ + $
$H_2$
$H_2^ + $
$H_2^ - $
Which of the following statement is not correct?
Which one of the following molecules is paramagnetic
The bond order is maximum in
The maximum number of hydrogen bonds formed by a water molecule in ice is
In $O_2^ - ,$ ${O_2}$ and $O_2^{ - 2}$ molecular species, the total number of antibonding electrons respectively are