Technetium(IV) bromide

Technetium(IV) bromide is an inorganic compound with the formula TcBr4. A brown solid, it is moderately soluble in water.[1]

Technetium(IV) bromide
Names
IUPAC name
Technetium(IV) tetrabromide
Other names
  • Technetium tetrabromide
Identifiers
3D model (JSmol)
ChemSpider
  • InChI=1S/4BrH.Tc/h4*1H;/q;;;;+4/p-4
    Key: GNODMDUIUYMUIB-UHFFFAOYSA-J
  • Br[Tc](Br)(Br)Br
Properties
TcBr4
Molar mass 337.62 g/mol
Appearance Black or brown solid
Density 4.888 g/cm3
Soluble
Structure
Orthorhombic
Related compounds
Other cations
 Technetium chloride
Related
Manganese(II) bromide
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references

Preparation

Technetium tetrabromide is produced by combining the elements at elevated temperatures:

Tc + 2 Br2 → TcBr4

Structure

As verified by X-ray crystallography, the compound is an inorganic polymer consisting of interconnected TcBr6 octahedra. Platinum(IV) bromide and osmium(IV) bromide adopt similar structures.

References
  1. Poineau, Frederic; Rodriguez, Efrain E.; Forster, Paul M.; Sattelberger, Alfred P.; Cheetham, Anthony K.; Czerwinski, Kenneth R. (2009-01-28). "Preparation of the Binary Technetium Bromides: TcBr3 and TcBr4". Journal of the American Chemical Society. American Chemical Society (ACS). 131 (3): 910–911. doi:10.1021/ja808597r. ISSN 0002-7863. PMID 19115848.
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