出典:Wiktionary
hydrogen selenide (uncountable)
出典:Wikipedia
出典:『Wikipedia』 (2011/07/27 12:48 UTC 版)
Hydrogen selenide is H2Se, the simplest hydride of selenium. H2Se is a colorless, flammable gas under standard conditions. It is the most toxic selenium compound with an exposure limit: 0.05 ppm over an 8 hour period. This compound has a very irritating smell resembling that of decayed horseradish.