Bifluoride
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| Names | |||
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| Other names
Hydrogen(difluoride) anion Bifluoride anion Hydrogen difluoride anion | |||
| Identifiers | |||
3D model (JSmol) |
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| ChemSpider | |||
CompTox Dashboard (EPA) |
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| Properties | |||
| [HF2]− | |||
| Molar mass | 39.005 g·mol−1 | ||
| Conjugate acid | Hydrogen fluoride | ||
| Conjugate base | Fluoride | ||
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references | |||
The bifluoride ion is an inorganic anion with the chemical formula [HF2]−. The anion is colorless. Salts of bifluoride are commonly encountered in the reactions of fluoride salts with hydrofluoric acid. The commercial production of fluorine involves electrolysis of bifluoride salts.