Jump to content

Barium nitrite

From Wikipedia, the free encyclopedia
Barium nitrite
Names
Preferred IUPAC name
Barium nitrite
Identifiers
3D model (JSmol)
ChemSpider
ECHA InfoCard 100.033.358 Edit this at Wikidata
EC Number
  • 236-709-9
UNII
  • InChI=1S/Ba.2HNO2/c;2*2-1-3/h;2*(H,2,3)/q+2;;/p-2
    Key: GJTDJAPHKDIQIQ-UHFFFAOYSA-L
  • N(=O)[O-].N(=O)[O-].[Ba+2]
Properties
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 [77 °F], 100 kPa).

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

[edit]

Barium nitrite can be made by reacting barium nitrate with lead metal sponge, or by reaction of lead nitrite with barium chloride.[1]

Safety

[edit]

Barium nitrite is toxic if ingested or inhaled, as both barium and the nitrite ion are toxic.[citation needed]

References

[edit]
  1. ^ Schlessinger GG (1962). Inorganic laboratory preparations. pp. 34–35.