Identifiers
CAS Numberanhydrousmonohydrate
3D model (JSmol)
ChemSpider
ECHA InfoCard
EC Number237-750-5
PubChem CID
UNII
UN number2719
CompTox Dashboard (EPA)
InChI InChI=1S/Ba.2BrHO3/c;2*2-1(3)4/h;2*(H,2,3,4)/q+2;;/p-2Key:VEASZGAADGZARC-UHFFFAOYSA-LInChI=1S/Ba.2BrHO3/c;2*2-1(3)4/h;2*(H,2,3,4)/q+2;;/p-2
SMILES [O-]Br(=O)=O.[O-]Br(=O)=O.[Ba+2]
Properties
Chemical formulaBa(BrO3)2 (anhydrous)Ba(BrO3)2·H2O (monohydrate)
Molar mass393.131g/mol (anhydrous)411.147g/mol (monohydrate)
AppearanceColorless crystals (anhydrous)White crystals (monohydrate)
Density3.99g/cm3 (20°C (68°F), monohydrate)
Melting point260°C (500°F; 533K) (monohydrate, decomposes)
Solubility in water0.79g/100 g (anhydrous)0.831g/100 g (monohydrate)
Solubility product ( K sp )2.43×10−4 (anhydrous)
Solubility in acetonesoluble (anhydrous)
Structure
Crystal structureMonoclinic
Hazards
GHS labelling:
Pictograms
Signal wordWarning
Hazard statementsH272, H302, H332
Precautionary statementsP210, P220, P261, P264, P270, P271, P280, P301+P317, P304+P340, P317, P330, P370+P378, P501
NFPA 704 (fire diamond)200OX
Threshold limit value (TLV)0.5mg/m3 (TWA)
NIOSH (US health exposure limits):
PEL (Permissible)0.5mg/m3 (TWA)
REL (Recommended)0.5mg/m3 (TWA)
IDLH (Immediate danger)50mg/m3
Related compounds
Except where otherwise noted, data are given for materials in their standard state (at 25°C [77°F], 100kPa). Infobox references