Lithium manganite

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Lithium manganite
IUPAC name lithium manganese dioxide
Properties
Chemical formula LiMnO2
Molar mass 93.878 g mol−1
Structure[1]
Crystal structure Distorted halite (NaCl)
Space group Pmnm
Lattice constant a = 280(5) pm, b = 575(7) pm, c = 457(2) pm
Coordination geometry Distorted octahedral (Li+, Mn3+)
Distorted octahedral (O2−)
Related compounds
Other anions Lithium manganate
Lithium permanganate
Other cations Sodium manganite
Potassium manganite
Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa)

Lithium manganite, LiMnO2, is a mixed oxide of lithium and manganese(III). It adopts a distorted halite (NaCl) structure in its two crystalline forms, with the MnO6 octahedra being distorted by the Jahn–Teller effect of the d4 Mn3+ cation.[1]

References

  1. 1.0 1.1 Hoppe, R.; Brachtel, G.; Jansen, M. Zur Kenntnis der Oxomanganate(III): Über LiMnO2 und β-NaMnO2. Z. Anorg. Allg. Chem. 1975, 417 (1), 1–10. DOI: 10.1002/zaac.19754170102.
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