Difference between revisions of "Lithium manganite"
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| − | '''Lithium manganite''', LiMnO<sub>2</sub>, is a [[mixed oxide]] of [[lithium]] and [[manganese]](III). It adopts a distorted [[Halite structure|halite (NaCl)]] structure | + | '''Lithium manganite''', LiMnO<sub>2</sub>, is a [[mixed oxide]] of [[lithium]] and [[manganese]](III). It adopts a distorted [[Halite structure|halite (NaCl)]] structure, with the MnO<sub>6</sub> octahedra being distorted by the [[Jahn–Teller effect]] of the d<sup>4</sup> Mn<sup>3+</sup> cation.<ref name="beta"/> |
==References== | ==References== | ||
Revision as of 13:25, 26 June 2010
| 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, with the MnO6 octahedra being distorted by the Jahn–Teller effect of the d4 Mn3+ cation.[1]
References
- ↑ 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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