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The d- and f-Block Elements
Potassium Permanganate – Structure of Manganate and Permanganate Ions
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Concepts tested
- pπ-dπ bonding in MnO4 ions
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2019 1 question
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The manganate and permanganate ions are tetrahedral, due toIn both manganate ($MnO_4^{2-}$) and permanganate ($MnO_4^-$) ions, Mn is tetrahedrally surrounded by O atoms. The π-bonds are of $d\pi-p\pi$ type, i.e. formed by overlap of p-orbitals of oxygen with d-orbitals of manganese.