| Names | |
|---|---|
| Preferred IUPAC name Barium nitrite | |
| Identifiers | |
| CAS Number | |
| 3D model (JSmol) | |
| ChemSpider | |
| ECHA InfoCard | 100.033.358 
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| EC Number |
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| PubChem CID | |
| UNII | |
| CompTox Dashboard (EPA) | |
InChI
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SMILES
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| Properties | |
| Chemical formula | Ba(NO2)2 |
| Molar mass | 229.34 g/mol |
| Density | 1.459 |
| Melting point | 277 °C (531 °F; 550 K) |
| Hazards | |
| Occupational safety and health (OHS/OSH): | |
| Main hazards | Toxic |
| Related compounds | |
| Related compounds | Sodium nitrite, Potassium nitrite |
| Except where otherwise noted, data are given for materials in their standard state (at 25 °C , 100 kPa). Infobox references | |
Barium nitrite is a chemical compound, the nitrous acid salt of barium. It has the chemical formula Ba(NO2)2. It is a water-soluble yellow powder. It is used to prepare other metal nitrites, such as lithium nitrite.
Synthesis
Barium nitrite can be made by reacting barium nitrate with lead metal sponge, or by reaction of lead nitrite with barium chloride.
Safety
Barium nitrite is toxic if ingested or inhaled, as both barium and the nitrite ion are toxic.
References
- Schlessinger GG (1962). Inorganic laboratory preparations. pp. 34–35.
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