Question:
Potassium permanganate on heating at 513 K gives a product which is :
Correct Option: , 4
Solution:
In $\mathrm{K}_{2} \mathrm{Mn} \mathrm{O}_{4}$, manganese oxidation state is $+6$ and
hence it has one unpaired $\mathrm{e}^{-} .$