Which of the following options represents the correct bond order?
$O_2^- > O_2 < O_2^+$
$O_2^- < O_2 > O_2^{+}$
$O_{2}^- > O_2 > O_{2}^+$
$O_{2}^- < O_2 < O_{2}^+$
Which of the following is not paramagnetic
Which one of the following molecules is paramagnetic
The total number of species from the following in which one unpaired electron is present, is . . . . . . $\mathrm{N}_2, \mathrm{O}_2, \mathrm{C}_2^{-}, \mathrm{O}_2^{-}, \mathrm{O}_2^{2-}, \mathrm{H}_2^{+}, \mathrm{CN}^{-}, \mathrm{He}_2^{+}$
The bond order is not three for
Number of molecules/species from the following having one unparred electron $15$. . . . . . $\mathrm{O}_2, \mathrm{O}_2^{-1}, \mathrm{NO}, \mathrm{CN}^{-1}, \mathrm{O}_2^{2-}$