Use the molecular orbital theory to describe the bonding in each of the following and give the bond order and magnetic properties (paramagnetic or diamagnetic) in each case:
superoxide ion ${\mathrm{O}}_2^{-}$. 

Use the molecular orbital theory to describe the bonding in each of the following and give the bond order and magnetic properties (paramagnetic or diamagnetic) in each case: peroxide ion ${\mathrm{O}}_2^{2-}$.

Give equations for the reaction between ${\mathrm{O}}_2$ and $\mathrm{K}$.

Give equations for the reaction between ${\mathrm{O}}_2$ and $\mathrm{C}$.