Barium nitrate

Barium nitrate
Names
	Other names Barium dinitrate, barium salt
Identifiers
CAS Number	10022-31-8 ;
3D model (JSmol)	Interactive image;
ChEBI	CHEBI:190440;
ChEMBL	ChEMBL3184584;
ChemSpider	23184 ;
ECHA InfoCard	100.030.006
EC Number	233-020-5;
PubChem CID	24798;
RTECS number	CQ9625000;
UNII	MDC5SW56XC ;
UN number	1446
CompTox Dashboard (EPA)	DTXSID8049200 ;
	InChI InChI=1S/Ba.2NO3/c;22-1(3)4/q+2;2-1 Key: IWOUKMZUPDVPGQ-UHFFFAOYSA-N ; InChI=1/Ba.2NO2/c;22-1(3)4/q+2;2-1 Key: IWOUKMZUPDVPGQ-UHFFFAOYAA;
	SMILES [Ba+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O;
Properties
Chemical formula	Ba(NO3)2
Molar mass	261.337 g/mol
Appearance	white, lustrous crystals
Odor	odorless
Density	3.24 g/cm3
Melting point	592 °C (1,098 °F; 865 K) (decomposes)
Solubility in water	4.95 g/100 mL (0 °C) ; 10.5 g/100 mL (25 °C) ; 34.4 g/100 mL (100 °C)
Solubility	slightly soluble in acetone, and ethanol
Magnetic susceptibility (χ)	-66.5·10−6 cm3/mol
Refractive index (nD)	1.5659
Structure
Crystal structure	cubic
Hazards
	GHS labelling:
Pictograms
Signal word	Danger
Hazard statements	H272, H301, H302, H319, H332
Precautionary statements	P210, P220, P221, P261, P264, P270, P271, P280, P301+P310, P301+P312, P304+P312, P304+P340, P305+P351+P338, P312, P321, P330, P337+P313, P370+P378, P405, P501
NFPA 704 (fire diamond)	3 0 3
Flash point	noncombustible
	Lethal dose or concentration (LD, LC):
LD50 (median dose)	355 mg/kg (oral, rat); 187 mg/kg (rat, oral)
LDLo (lowest published)	79 mg Ba/kg (rabbit, oral); 421 mg Ba/kg (dog, oral)
	NIOSH (US health exposure limits):
PEL (Permissible)	TWA 0.5 mg/m3
REL (Recommended)	TWA 0.5 mg/m3
IDLH (Immediate danger)	50 mg/m3
Supplementary data page
	Barium nitrate (data page)
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). verify (what is ?) Infobox references

Barium nitrate is the inorganic compound with the chemical formula Ba(NO₃)₂. It, like most barium salts, is colorless, toxic, and water-soluble. It burns with a green flame and is an oxidizer; the compound is commonly used in pyrotechnics.

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