Barium nitrite
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.
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| Preferred IUPAC name
Barium nitrite | |
| Identifiers | |
3D model (JSmol) |
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| ChemSpider | |
| ECHA InfoCard | 100.033.358 |
| EC Number |
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PubChem CID |
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| UNII | |
CompTox Dashboard (EPA) |
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| 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).
Infobox references | |
Synthesis
Barium nitrite can be made by reacting barium nitrate with lead metal sponge, or by reaction of lead nitrite with barium chloride.[1]
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.
| HNO2 | He | ||||||||||||||||||
| LiNO3 | Be(NO3)2 | B | C(NO2)4, CH(NO2)3, CH2(NO2)2, CH3(NO2) |
N(NO2)3 xNO3NO2 |
N2O3 | NO2F | Ne | ||||||||||||
| NaNO2 | Mg(NO2)2 | Al(NO2)3 | Si | P | S | NO2Cl | Ar | ||||||||||||
| KNO2 | Ca(NO2)2 | Sc(NO2)3 | Ti | VO(NO2)3 | Cr(NO2)3 | Mn(NO2)2 | Fe(NO2)3 | Co(NO2)2, Co(NO2)3 |
Ni(NO2)2 | Cu(NO2)2 | Zn(NO2)2 | Ga(NO2)3 | Ge | As | Se | NO2Br | Kr | ||
| RbNO2 | Sr(NO2)2 | Y(NO2)3 | Zr | Nb | Mo | Tc | Ru | Rh | Pd(NO2)2 | AgNO2 | Cd(NO2)2 | In | Sn | Sb | Te | NO2I | Xe | ||
| CsNO2 | Ba(NO2)2 | Hf | Ta | W | Re | Os | Ir | Pt(NO2)2, [Pt(NO2)4]2− |
Au | Hg2(NO2)2, Hg(NO2)2 |
TlNO2 | Pb(NO2)2 | Bi(NO2)3 BiO(NO2) |
Po | At | Rn | |||
| Fr | Ra | Rf | Db | Sg | Bh | Hs | Mt | Ds | Rg | Cn | Nh | Fl | Mc | Lv | Ts | Og | |||
| ↓ | |||||||||||||||||||
| La(NO2)3 | Ce(NO2)3 | Pr(NO2)3 | Nd(NO2)3 | Pm | Sm(NO2)3 | Eu(NO2)2 | Gd(NO2)3 | Tb | Dy | Ho | Er | Tm | Yb | Lu | |||||
| Ac | Th | Pa | UO2(NO2)2 | Np | Pu | Am | Cm | Bk | Cf | Es | Fm | Md | No | Lr | |||||
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