Dibromine trioxide

Dibromine trioxide
Names
	IUPAC name Dibromine trioxide
	Other names Bromine trioxide; Bromine bromate
Identifiers
CAS Number	53809-75-9 ;
3D model (JSmol)	Interactive image;
ChemSpider	11564402;
PubChem CID	15779614;
	InChI InChI=1S/Br2O3/c1-5-2(3)4 Key: XLGPPSYTBHJSNE-UHFFFAOYSA-N;
	SMILES BrO[Br](=O)=O;
Properties
Chemical formula	Br2O3
Molar mass	207.806 g/mol
Appearance	orange needles
Melting point	decomposes around −40°C
Structure
Crystal structure	monoclinic
Space group	P21/c
Lattice constant	a = 1186.6 pm, b = 762.9 pm, c = 869.3 pm α = 90°, β = 106.4°, γ = 90°
Related compounds
Other anions	Bromine dioxide; Bromine trifluoride; Bromine pentafluoride
Other cations	Oxygen difluoride; Dichlorine monoxide; Chlorine dioxide; Iodine dioxide
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). (what is ?) Infobox references

Dibromine trioxide is the chemical compound composed of bromine and oxygen with the formula Br₂O₃. It is an orange solid that is stable below −40 °C. It has the structure Br−O−BrO₂ (bromine bromate). It was discovered at 1993. The bond angle of Br−O−Br is 111.7°, the bond angle of O−Br=O is 103.1°, and the bond angle of O=Br=O is 107.6°. The Br−OBrO₂ bond length is 1.845Å, the O−BrO₂ bond length is 1.855Å, and the Br=O bond length is 1.612Å.

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