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HYDROGEN SELENIDE Structure

HYDROGEN SELENIDE

Chemical Properties

Melting point -65.73°
Boiling point bp -41.3°
Density  d4-42 2.12
solubility  soluble in H2O
form  colorless gas
color  colorless gas; flammable
PH 3.49(1 mM solution);2.93(10 mM solution);2.41(100 mM solution)
Water Solubility  mL/100mL H2O: 377 (4°C), 270 (22.5°C) [MER06]; mL/l00g H2O at standard temp, pressure: 386 (0°C), 351 (10°C), 289 (20°C) [LAN05]
Stability Stable. Highly flammable. Readily forms explosive mixtures with air. Incompatible with oxidizing agents, acids, water, halogenated hydrocarbons.
EWG's Food Scores 1
FDA UNII V91P54KPAM
EPA Substance Registry System Hydrogen selenide (7783-07-5)

Safety

Symbol(GHS)
Signal wordDanger
Hazard statements H330-H400-H280-H410
Precautionary statements P273-P391-P501-P260-P271-P284-P304+P340-P310-P320-P403+P233-P405-P501-P410+P403-P273-P391-P501
RIDADR  2202
HazardClass  2.3
Hazardous Substances Data 7783-07-5(Hazardous Substances Data)
IDLA 1 ppm
NFPA 704:
4
4 1

HYDROGEN SELENIDE Chemical Properties,Usage,Production

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HYDROGEN SELENIDE Spectrum