Monopotassium phosphite
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| Names | |||
|---|---|---|---|
| IUPAC name
Potassium hydrogen phosphonate | |||
| Other names
Potassium dihydrogen phosphite; Mono potassium phosphite; Monopotassium dihydrogen phosphite; Potassium phosphite monobasic | |||
| Identifiers | |||
13977-65-6  | |||
| 3D model (Jmol) | Interactive image | ||
| ECHA InfoCard | 100.116.175 | ||
| PubChem | 23701737 | ||
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| Properties | |||
| H2KO3P | |||
| Molar mass | 120.09 g·mol−1 | ||
| Appearance | white crystals | ||
| Density | 2.14 g/cm3 | ||
| 2200 g/L | |||
| Solubility | soluble in ethanol | ||
| Structure | |||
| monoclinic | |||
| Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). | |||
 verify (what is ?) | |||
| Infobox references | |||
Monopotassium phosphite in mixture with dipotassium phosphite is primarily a water-soluble fungicide.
Synthesis
It can be formed by the reaction of a potassium ion (e.g. from potassium hydroxide) with an equimolar amount of phosphorous acid.
See also
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