Tungsten hexabromide

Tungsten hexabromide
Names
	Other names Tungsten(VI) bromide;
Identifiers
CAS Number	13701-86-5 ;
3D model (JSmol)	Interactive image;
ChemSpider	103871330;
PubChem CID	14440251;
	InChI Key: OQVJXQJWYQNWTI-UHFFFAOYSA-H; InChI=1S/6BrH.W/h6*1H;/q;;;;;;+6/p-6;
	SMILES Br[W](Br)(Br)(Br)(Br)Br;
Properties
Chemical formula	WBr6
Molar mass	663.264 g/mol
Appearance	Dark grey solid
Density	5.32 g/cm3
Melting point	232 °C (450 °F; 505 K) (decomposition)
Solubility in water	Hydrolysis
Solubility	Soluble in ethanol, ether, carbon disulfide, and ammonia
Structure
Crystal structure	Rhombohedral
Space group	R3
Lattice constant	a = 6.39 Å, c = 17.53 Å
Lattice volume (V)	620.8 Å3
Formula units (Z)	3
Related compounds
Other anions	Tungsten hexafluoride; Tungsten hexachloride
Related compounds	Tungsten(V) bromide
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

Tungsten hexabromide, also known as tungsten(VI) bromide, is a chemical compound of tungsten and bromine with the formula WBr₆. It is an air-sensitive dark grey powder that decomposes above 200 °C to tungsten(V) bromide and bromine.

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