Water Solubilityone vol gas dissolves in 32 volumes H2O (20°C), in 7 volumes alcohol (20°C); soluble other organic liq, usually higher solubility than in H2O [MER06]
Density1.11 (vs air)
Storage Temp-20°C
Flash Pointnone
StabilityStable. Vigorously supports combustion. Incompatible with phosphorus, organic materials, many powdered metals.
AppearanceColorless gas, liquid, or hexagonal crystals colorless gas