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Zirconium disilicide^[1]
Names
	Other names Zirconium disilicide
Identifiers
CAS Number	12039-90-6 ;
ChemSpider	8617253;
ECHA InfoCard	100.031.725
EC Number	234-911-1;
PubChem CID	6336892;
CompTox Dashboard (EPA)	DTXSID301014259 ;
	InChI InChI=1S/2Si.Zr Key: GJIKIPCNQLUSQC-UHFFFAOYSA-N;
Properties
Chemical formula	ZrSi2
Molar mass	147.395 g/mol
Appearance	gray powder
Density	4.88 g/cm3
Melting point	1,620 °C (2,950 °F; 1,890 K)
Solubility in water	insoluble
Solubility	soluble in hydrofluoric acid
Structure
Crystal structure	Orthorhombic
Lattice constant	a = 3.72 au, b = 14.69 au, c = 3.66 au
Hazards
Safety data sheet (SDS)	MSDS
	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 disilicide is an inorganic chemical compound with the chemical formula ZrSi₂, consisting of zirconium and silicon atoms. It is a ceramic, but not very hard and very brittle.^[2]

References

^ Lide, David R. (1998), Handbook of Chemistry and Physics (87 ed.), Boca Raton, Florida: CRC Press, pp. 4–96, ISBN 0-8493-0594-2
^ ^a ^b Cotter, Perry G.; Kohn, J. A.; Potter, R. A. (January 1956). "Physical and X-Ray Study of the Disilicides of Titanium, Zirconium, and Hafnium". Journal of the American Ceramic Society. 39 (1): 11–12. doi:10.1111/j.1151-2916.1956.tb15590.x. ISSN 0002-7820.