Potassium amide
 | |
| Names | |
|---|---|
| IUPAC name
Potassium amide | |
| Identifiers | |
17242-52-3  | |
| ChemSpider | 78490 |
| EC Number | 241-275-9 |
| Jmol interactive 3D | Image |
| PubChem | 87015 |
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| Properties | |
| H2KN | |
| Molar mass | 55.12 g·mol−1 |
| Appearance | yellowish brown solid |
| Odor | ammonia-like |
| Density | 1.57 g/cm 3 |
| Melting point | 338 °C (640 °F; 611 K) |
| reacts | |
| Solubility | ammonia: 3.6 g/100 mL |
| Thermochemistry | |
| Std enthalpy of formation (ΔfH |
-128.9 kJ/mol |
| Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). | |
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| Infobox references | |
Potassium amide is an inorganic compound with the chemical formula KNH2, i.e. it is composed of a potassium cation, and the conjugate base of ammonia. It is a yellowish brown solid. It is used as a pesticide.
Production
Potassium amide is produced by the reaction of gaseous ammonia with metallic potassium. Alternatively, it can be produced by the reaction of potassium oxide with liquid ammonia at -50 °C.
See also
References
External links
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