Thiosulfuric acid
Chemical compound / From Wikipedia, the free encyclopedia
Thiosulfuric acid is the inorganic compound with the formula H2S2O3. It has attracted academic interest as a simple, easily accessed compound that is labile. It has few practical uses.
Quick Facts Names, Identifiers ...
Names | |
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IUPAC name
Sulfurothioic O-acid[2] | |
Systematic IUPAC name
Dihydroxidooxidosulfidosulfur[2] | |
Other names
Thiosulfuric acid Sulfurothioic O,O-acid[3] | |
Identifiers | |
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CompTox Dashboard (EPA) |
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Properties[1][4] | |
H2S2O3 | |
Molar mass | 114.13 g·mol−1 |
Melting point | decomposes below 0 °C |
decomposes | |
Acidity (pKa) | |
Conjugate base | Thiosulfate |
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Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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