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Osmium (from Ancient Greek ὀσμή (osmḗ) 'smell') is a chemical element; it has symbol Os and atomic number 76. It is a hard, brittle, bluish-white transition metal in the platinum group that is found as a trace element in alloys, mostly in platinum ores. Osmium is the densest naturally occurring element.
The Lost Hills are a low mountain range in the Transverse Ranges, near Lost Hills, California and Interstate 5 in western Kern County, California. [ 1 ] They contain the Lost Hills Oil Field , the largest oil field in Kern County, and are located in the southwestern San Joaquin Valley .
Osmium(II) iodide is a black solid [35] produced by the reaction of osmium tetroxide and hydroiodic acid at 250 °C in nitrogen: [34] OsO 4 + HI → OsI 2 + H 2 O. This compound decomposes in contact with water. [35] Osmium(III) iodide is a black solid that is produced by heating hexaiodoosmic acid (H 2 OsI 6). [34] This compound is insoluble ...
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The Lost Village (Japanese: 迷家-マヨイガ, romanized: Mayoiga), a 2017 Japanese anime; The Lost Village (Chinese: 山门与幻境; pinyin: Shānmén yǔ Huànjìng; lit. 'Mountain Gate and Fantasy'), a 2024 Chinese video game; Smurfs: The Lost Village, a 2017 3D animated U.S. children's film
Osmium pentacarbonyl is the organoosmium compound with the formula Os(CO) 5. It is the simplest isolatable carbonyl complex of osmium. Osmium pentacarbonyl is a colorless volatile liquid that is obtained by treating solid triosmium dodecacarbonyl under 200 atmospheres of carbon monoxide at 280-290 °C.
A museum in Ault Park near Long Sault is devoted to the Lost Villages, including several historic buildings salvaged from the communities. Other buildings from the villages were moved to the site of Upper Canada Village in Morrisburg. The flooded area also includes Crysler's Farm, where a major battle was fought during the War of 1812. A ...