Calcium nitride
Calcium nitride is a chemical compound. Its chemical formula is Ca3N2. It contains calcium and nitride ions.
| Calcium nitride | |
|---|---|
| |
| IUPAC name | Calcium nitride |
| Other names | tricalcium dinitride |
| Identifiers | |
| CAS number | |
| PubChem | |
| EC number | 234-592-9 |
| Properties | |
| Molecular formula | Ca3N2 |
| Molar mass | 148.25 g mol-1 |
| Appearance | red-brown crystalline solid |
| Density | 2.670 g/cm3 2.63 g/cm3 (17 °C) |
| Melting point |
1195 °C, 1468 K, 2183 °F |
| Solubility in water | decomposes |
| Structure | |
| Crystal structure | Cubic, cI80 |
| Space group | Ia-3, No. 206 |
| Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa) | |
Properties
It is a red-brown solid. It reacts with water to make calcium hydroxide and ammonia. It reacts with hydrogen to make calcium hydride and calcium amide.
Preparation
It is made by burning calcium in nitrogen. It is also made when calcium burns in air.
Uses
It can be used as a source of the reactive nitride ion.
