Iron germanide

Iron germanide (FeGe) is an intermetallic compound, a germanide of iron. At ambient conditions it crystallizes in three polymorphs with monoclinic, hexagonal and cubic structures. The cubic polymorph has no inversion center, it is therefore helical, with right-hand and left-handed chiralities.

Iron germanide

Structures of left-handed and right-handed FeGe crystals (3 presentations, with different numbers of atoms per unit cell; orange atoms are Ge)
Names
IUPAC name
Iron germanide
Identifiers
3D model (JSmol)
PubChem CID
  • InChI=1S/Fe.Ge
    Key: GDXUDZHLHOBFJH-UHFFFAOYSA-N
SMILES
  • [Fe].[Ge]
Properties
FeGe
Molar mass 128.47 g/mol
Structure
Cubic
Space group
P213 (No. 198), cP8
a = 0.4689 nm
4
Hazards
Flash point Non-flammable
Related compounds
Other anions
Iron silicide
Other cations
Manganese germanide
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
N (what is YN ?)
Infobox references
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