Tungsten disilicide

Tungsten disilicide[1]
Names
IUPAC name
Tungsten disilicide
Identifiers
3D model (JSmol)
ECHA InfoCard 100.031.723 Edit this at Wikidata
  • InChI=1S/2Si.W
  • [Si]#[W]#[Si]
Properties
WSi2
Molar mass 240.011 g/mol
Appearance blue-gray tetragonal crystals
Density 9.3 g/cm3
Melting point 2,160 °C (3,920 °F; 2,430 K)
insoluble
Hazards
NFPA 704 (fire diamond)
NFPA 704 four-colored diamondHealth 1: Exposure would cause irritation but only minor residual injury. E.g. turpentineFlammability 0: Will not burn. E.g. waterInstability 0: Normally stable, even under fire exposure conditions, and is not reactive with water. E.g. liquid nitrogenSpecial hazards (white): no code
1
0
0
Flash point Non-flammable
Related compounds
Other anions
 Tungsten carbide
Tungsten nitride
Other cations
 Molybdenum disilicide
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Tungsten disilicide (WSi2) is an inorganic compound, a silicide of tungsten. It is an electrically conductive ceramic material.

  1. ^ Lide, David R. (1998), Handbook of Chemistry and Physics (87 ed.), Boca Raton, FL: CRC Press, pp. 4–91, ISBN 0-8493-0594-2