NeetD And F Block ElementsRE-NEET 2026MCQ+4 / -12026The green paramagnetic species formed by heating $\mathrm{KMnO}_4$ at 513 K isA$\mathrm{KO}_2$B$\mathrm{K}_2 \mathrm{MnO}_4$C$\mathrm{Mn}_3 \mathrm{O}_4$DMnOCheck AnswerClear SelectionReveal AnswerShow Explanation