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Barium nitrate

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, it is used in pyrotechnics.

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Further Information

Names

Other names

Barium dinitrate,
, barium salt

Identifiers

CAS Number: 10022-31-8

JSmol: Interactive image

ChemSpider: 23184

ECHA InfoCard: 100.030.006

PubChem: 24798

RTECS number: CQ9625000

UNII: MDC5SW56XC

Properties

Chemical formula: Ba(NO)32

Molar mass: 261.337 g/mol

Appearance: white, lustrous crystals

Odor: odorless

Density: 3.24 g/cm

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: alcohol

Magnetic susceptibility: -66.5·10 cm/mol−63

Refractive index: 1.5659

Structure

Crystal structure: cubic

Hazards

Safety data sheet: See:

EU classification: Xn

R-phrases: R20/22

S-phrases: (S2) S28

NFPA 704:

Flash point: noncombustible

median dose: 355 mg/kg (oral, rat)
187 mg/kg (rat, oral)[]

lowest published: 79 mg Ba/kg (rabbit, oral)
421 mg Ba/kg (dog, oral)

NIOSH

PEL: TWA 0.5 mg/m3

REL: TWA 0.5 mg/m3

IDLH: 50 mg/m3

Supplementary data page

Structure and
properties: n

Thermodynamic
data: Phase behaviour

Spectral data: UV

Except where otherwise noted, data are given for materials in their(at 25 °C [77 °F], 100 kPa).Except where otherwise noted, data are given for materials in their(at 25 °C [77 °F], 100 kPa).