Hydrogen selenide
Hydrogen Selenide
Hydrogen selenide (pronounced as /ˈhaɪdrədʒən sɪˈlaɪnaɪd/), also known as selenium hydride or selenide ion, is a chemical compound consisting of hydrogen and selenium. Its chemical formula is H2Se.
Etymology
The term "Hydrogen selenide" is derived from the elements that make up the compound: hydrogen, the first and most abundant element in the universe, and selenium, a nonmetal element named after Selene, the Greek goddess of the moon.
Properties
Hydrogen selenide is a colorless, flammable, and highly toxic gas. It has a repulsive odor similar to that of decayed horseradish. It is soluble in water and can be oxidized by atmospheric oxygen.
Production
Hydrogen selenide can be produced by the reaction of selenium with hydrogen in a heated tube, or by the action of sulfuric acid on iron(II) selenide.
Uses
Hydrogen selenide is used in the synthesis of selenium compounds. It is also used as a dopant in the production of semiconductors.
Safety
Exposure to hydrogen selenide can cause severe health effects, including respiratory and eye irritation, pulmonary edema, and even death in high concentrations. It is important to handle this compound with extreme caution.
Related Terms
External links
- Medical encyclopedia article on Hydrogen selenide
- Wikipedia's article - Hydrogen selenide
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