Which of the following species exhibits the diamagnetic behaviour ?
$NO$
$O_2^{2-}$
$O_2^+$
$O_2$
Which of the following statement is correct for peroxide ion
$A.$ has completely filled $\pi$ antibonding molecular orbitals
$B.$ is diamagnetic
$C.$ has bond order one
$D.$ is isoelectronic with Neon
According to molecular theory, the species among the following that does not exist is
What bond order does $O_2^{2 - }$ have
The bond order of a molecule is given by
According to $MO$ theory which of the lists ranks the nitrogen species in terms of increasing bond order?