Sulfur monoxide
Chemical compound / From Wikipedia, the free encyclopedia
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Sulfur monoxide is an inorganic compound with formula SO. It is only found as a dilute gas phase. When concentrated or condensed, it converts to S2O2 (disulfur dioxide). It has been detected in space but is rarely encountered intact otherwise.
Quick Facts Names, Identifiers ...
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Names | |||
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IUPAC name | |||
Systematic IUPAC name
Oxidosulfur[1] | |||
Identifiers | |||
3D model (JSmol) |
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7577656 | |||
ChEBI | |||
ChEMBL | |||
ChemSpider |
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666 | |||
MeSH | sulfur+monoxide | ||
PubChem CID |
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CompTox Dashboard (EPA) |
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Properties | |||
SO | |||
Molar mass | 48.064 g mol−1 | ||
Appearance | Colourless gas | ||
Reacts | |||
log P | 0.155 | ||
Thermochemistry | |||
Std molar entropy (S⦵298) |
221.94 J K−1 mol−1 | ||
Std enthalpy of formation (ΔfH⦵298) |
5.01 kJ mol−1 | ||
Related compounds | |||
Related compounds |
Triplet oxygen Disulfur | ||
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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