The paramagnetic molecule at ground state among the following is

  • A

    ${H_2}$

  • B

    ${O_2}$

  • C

    ${N_2}$

  • D

    $CO$

Similar Questions

According to $MO$ theory which of the lists ranks the nitrogen species in terms of increasing bond order?

  • [AIPMT 2009]

Explain energy level diagram for molecular orbital form by $1\mathrm{s}$ orbitals.

In which of the following process, the value of bond order & magnetic nature does not change?

Match each of the diatomic molecules in Column $I$ with its property / properties in Column $II$.

Column $I$ Column $II$
$(A)$ $\mathrm{B}_2$ $(p)$ Paramagnetic
$(B)$ $\mathrm{N}_2$ $(q)$ Undergoes oxidation
$(C)$ $\mathrm{O}_2^{-}$ $(r)$ Undergoes reduction
$(D)$ $\mathrm{O}_2$ $(s)$ Bond order $\geq 2$
  $(t)$ Mixing of ' $\mathrm{s}$ ' and ' $\mathrm{p}$ ' orbitals

  • [IIT 2009]

The correct order of the $O-O$ bond length in $O_2$ , $H_2O_2$ and $O_3$ is