Yttrium phosphide

Yttrium phosphide
Names
	IUPAC name Phosphanylidyneyttrium
	Other names Yttrium phosphide, yttrium(III) phosphide.
Identifiers
CAS Number	12294-01-8;
3D model (JSmol)	Interactive image;
ChemSpider	74895;
ECHA InfoCard	100.032.318
EC Number	235-563-3;
PubChem CID	83012;
CompTox Dashboard (EPA)	DTXSID701318962 ;
	InChI InChI=1S/P.Y Key: DWDQAMUKGDBIGM-UHFFFAOYSA-N;
	SMILES P#[Y];
Properties
Chemical formula	PY
Molar mass	119.879600
Appearance	Colourless solid
Density	4.35 g/cm3
Melting point	200.78 °C (393.40 °F; 473.93 K)
Boiling point	511.30 °C (952.34 °F; 784.45 K)
Structure
Crystal structure	Rock salt structure
Space group	Fm3m
Lattice constant	a = 0.5661 nm
Formula units (Z)	4
Coordination geometry	Octahedral at Y3+, Octahedral at P3-
Related compounds
Other anions	Yttrium nitride ; Yttrium(III) arsenide ; Yttrium(III) antimonide
Other cations	Scandium phosphide ; Lutetium phosphide
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

Yttrium phosphide is an inorganic compound of yttrium and phosphorus with the chemical formula YP. The compound may be also classified as yttrium(III) phosphide.