Iron germanide

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
CAS Number	12062-73-6 ;
3D model (JSmol)	Interactive image;
PubChem CID	14619981;
CompTox Dashboard (EPA)	DTXSID20779605;
	InChI InChI=1S/Fe.Ge Key: GDXUDZHLHOBFJH-UHFFFAOYSA-N;
	SMILES [Fe].[Ge];
Properties
Chemical formula	FeGe
Molar mass	128.47 g/mol
Structure
Crystal structure	Cubic
Space group	P213 (No. 198), cP8
Lattice constant	a = 0.4689 nm
Formula units (Z)	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). (what is ?) Infobox references

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.