Chromium(II) selenide

Chromium(II) selenide is an inorganic compound with the chemical formula CrSe.

Chromium(II) selenide
Names
IUPAC name
Chromium(2+) selenide
Identifiers
3D model (JSmol)
ECHA InfoCard 100.031.805
EC Number
  • 234-999-1
Properties
CrSe
Molar mass 130.96 g/mol
Appearance white to pale yellow crystalline powder
Density 6.74 g/cm3
Melting point ~1500 °C
insoluble
Hazards
NFPA 704 (fire diamond)
Flammability code 1: Must be pre-heated before ignition can occur. Flash point over 93 °C (200 °F). E.g. canola oilHealth code 1: Exposure would cause irritation but only minor residual injury. E.g. turpentineReactivity code 1: Normally stable, but can become unstable at elevated temperatures and pressures. E.g. calciumSpecial hazards (white): no code
1
1
1
NIOSH (US health exposure limits):
PEL (Permissible)
 TWA 1 mg/m3[1]
REL (Recommended)
 TWA 0.5 mg/m3[1]
IDLH (Immediate danger)
 250 mg/m3[1]
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references

References
  1. NIOSH Pocket Guide to Chemical Hazards. "#0141". National Institute for Occupational Safety and Health (NIOSH).


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