Difference between revisions of "Lithium manganite"

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| Section3 = {{Chembox Structure
 
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|  Reference = <ref name="beta">{{citation | title = Zur Kenntnis der Oxomanganate(III): Über LiMnO<sub>2</sub> und β-NaMnO<sub>2</sub> | first1 = R. | last1 = Hoppe | first2 = G. | last2 = Brachtel | first3 = M. | last3 = Jansen | journal = Z. Anorg. Allg. Chem. | volume = 417 | issue = 1 | pages = 1–10 | doi = 10.1002/zaac.19754170102}}.</ref>
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|  Reference = <ref name="beta">{{citation | title = Zur Kenntnis der Oxomanganate(III): Über LiMnO<sub>2</sub> und β-NaMnO<sub>2</sub> | first1 = R. | last1 = Hoppe | first2 = G. | last2 = Brachtel | first3 = M. | last3 = Jansen | journal = Z. Anorg. Allg. Chem. | year = 1975 | volume = 417 | issue = 1 | pages = 1–10 | doi = 10.1002/zaac.19754170102}}.</ref>
 
|  CrystalStruct = Distorted [[Halite structure|halite (NaCl)]]
 
|  CrystalStruct = Distorted [[Halite structure|halite (NaCl)]]
 
|  SpaceGroup = P''mnm''
 
|  SpaceGroup = P''mnm''

Revision as of 14:24, 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 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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