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Barium nitrate

Barium nitrate
barium nitrate
Names
Other names
Barium dinitrate, barium salt
Identifiers
3D model (JSmol)
ChEBI
ChEMBL
ChemSpider
ECHA InfoCard 100.030.006 Edit this at Wikidata
EC Number
  • 233-020-5
RTECS number
  • CQ9625000
UNII
UN number 1446
  • InChI=1S/Ba.2NO3/c;2*2-1(3)4/q+2;2*-1 checkY
    Key: IWOUKMZUPDVPGQ-UHFFFAOYSA-N checkY
  • InChI=1/Ba.2NO2/c;2*2-1(3)4/q+2;2*-1
    Key: IWOUKMZUPDVPGQ-UHFFFAOYAA
  • [Ba+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O
Properties
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)
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[1]
-66.5·10−6 cm3/mol
1.5659
Structure
cubic
Hazards
GHS labelling:
GHS03: OxidizingGHS06: ToxicGHS07: Exclamation mark
Danger
H272, H301, H302, H319, H332
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)
NFPA 704 four-colored diamondHealth 3: Short exposure could cause serious temporary or residual injury. E.g. chlorine gasFlammability 0: Will not burn. E.g. waterInstability 3: Capable of detonation or explosive decomposition but requires a strong initiating source, must be heated under confinement before initiation, reacts explosively with water, or will detonate if severely shocked. E.g. hydrogen peroxideSpecial hazards (white): no code
3
0
3
Flash point noncombustible[2]
Lethal dose or concentration (LD, LC):
355 mg/kg (oral, rat)[citation needed]
187 mg/kg (rat, oral)[3]
79 mg Ba/kg (rabbit, oral)
421 mg Ba/kg (dog, oral)[3]
NIOSH (US health exposure limits):
PEL (Permissible)
 TWA 0.5 mg/m3[2]
REL (Recommended)
 TWA 0.5 mg/m3[2]
IDLH (Immediate danger)
 50 mg/m3[2]
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).
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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.[4]

  1. ^ John Rumble (June 18, 2018). CRC Handbook of Chemistry and Physics (99th ed.). CRC Press. pp. 4–41. ISBN 978-1138561632.
  2. ^ a b c d NIOSH Pocket Guide to Chemical Hazards. "#0046". National Institute for Occupational Safety and Health (NIOSH).
  3. ^ a b "Barium (soluble compounds, as Ba)". Immediately Dangerous to Life or Health Concentrations (IDLH). National Institute for Occupational Safety and Health (NIOSH).
  4. ^ Kresse, Robert; Baudis, Ulrich; Jäger, Paul; Riechers, H. Hermann; Wagner, Heinz; Winkler, Jocher; Wolf, Hans Uwe (2007). "Barium and Barium Compounds". In Ullman, Franz (ed.). Ullmann's Encyclopedia of Industrial Chemistry. Wiley-VCH. doi:10.1002/14356007.a03_325.pub2. ISBN 978-3527306732.
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