Chemistry - Complete s-block Question with Solution | TestHub

Here potassium superoxide is formed .
$4\mathrm{L}\mathrm{i}+{\mathrm{O}}_2\to 2\mathrm{L}{\mathrm{i}}_2\mathrm{O}$(monoxide)
$2\mathrm{N}\mathrm{a}+{\mathrm{O}}_2\to \mathrm{N}{\mathrm{a}}_2{\mathrm{O}}_2$(peroxide)
$\mathrm{K}+{\mathrm{O}}_2\to \mathrm{K}{\mathrm{O}}_2$(superoxide)