Zirconium nitride

Zirconium nitride
Names
	IUPAC name Zirconium nitride
	Other names Zirconium(III) nitride, Nitridozirconium
Identifiers
CAS Number	25658-42-8 ;
3D model (JSmol)	(Zr≡N): Interactive image;
ChEBI	CHEBI:197403;
ChemSpider	85159 ;
ECHA InfoCard	100.042.864
EC Number	247-166-2;
PubChem CID	94359;
CompTox Dashboard (EPA)	DTXSID2067119 ;
	InChI InChI=1S/N.Zr Key: ZVWKZXLXHLZXLS-UHFFFAOYSA-N ;
	SMILES (Zr≡N): N#[Zr];
Properties
Chemical formula	ZrN
Appearance	Yellow-brown crystals
Odor	Odorless
Density	7.09 g/cm3 (24 °C)
Melting point	2,952 °C (5,346 °F; 3,225 K) ; at 760 mmHg
Solubility in water	Insoluble
Solubility	Soluble in concentrated HF, acids
Structure
Crystal structure	Cubic, cF8
Space group	Fm3m, No. 225
Lattice constant	a = 4.5675 Å α = 90°, β = 90°, γ = 90°
Coordination geometry	Octahedral
Thermochemistry
Heat capacity (C)	40.442 J/(mol·K)
Std molar; entropy (S⦵298)	38.83 J/(mol·K)
Std enthalpy of; formation (ΔfH⦵298)	−365.26 kJ/mol
Related compounds
Related refractory ceramic materials	Tantalum carbide; Niobium carbide; Zirconium carbide
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). verify (what is ?) Infobox references

Zirconium nitride (Zr N) is an inorganic compound used in a variety of ways due to its properties.