WebElements Periodic Table of the Elements | Tungsten

Tungsten compounds: tungsten tetrabromide

The tungsten in tungsten tetrabromide formally is in the oxidation state 4.

Tungsten tetrabromide

Formula as often written: WBr₄
Hill system formula: Br₄W₁
CAS registry number: [14055-81-3]
Formula weight: 503.456
Class: bromide

Synonyms

tungsten tetrabromide
tungsten(IV) bromide
tungsten bromide

Physical properties

Colour: black
Appearance: crystalline solid
Melting point:
Boiling point:
Density:

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Element analysis

Element percentages for the elements in tungsten tetrabromide
Element	%
Br	63.48
W	36.52

Synthesis

Not available

Isotope pattern

What follows is the calculated isotope pattern for the WBr₄ unit with the most intense ion set to 100%.

Formula: W₁Br₄

mass  %
496   0.0 
497   0.0 
498   7.0 ____
499   3.7 __
500  35.0 __________________
501  14.6 _______
502  77.9 _______________________________________
503  21.2 ___________
504 100.0 __________________________________________________
505  13.8 _______
506  78.2 _______________________________________
507   3.4 __
508  34.7 _________________
509   0.0 
510   6.7 ___

References

The data on these compounds pages are assembled and adapted from the primary literature and several other sources including the following.

R.T. Sanderson in Chemical Periodicity, Reinhold, New York, USA, 1960.
N.N. Greenwood and A. Earnshaw in Chemistry of the Elements, 2nd edition, Butterworth, UK, 1997.
F.A. Cotton, G. Wilkinson, C.A. Murillo, and M. Bochmann, in Advanced Inorganic Chemistry, John Wiley & Sons, 1999.
A.F. Trotman-Dickenson, (ed.) in Comprehensive Inorganic Chemistry, Pergamon, Oxford, UK, 1973.
R.W.G. Wyckoff, in Crystal Structures, volume 1, Interscience, John Wiley & Sons, 1963.
A.R.West in Basic solid state chemistry Chemistry, John Wiley & Sons, 1999.
A.F. Wells in Structural inorganic chemistry, 4th edition, Oxford, UK, 1975.
J.D.H. Donnay, (ed.) in Crystal data determinative tables, ACA monograph number 5, American Crystallographic Association, USA, 1963.
D.R. Lide, (ed.) in Chemical Rubber Company handbook of chemistry and physics, CRC Press, Boca Raton, Florida, USA, 77th edition, 1996.
J.W. Mellor in A comprehensive treatise on inorganic and theoretical chemistry, volumes 1-16, Longmans, London, UK, 1922-1937.
J.E. Macintyre (ed.) in Dictionary of inorganic compounds, volumes 1-3, Chapman & Hall, London, UK, 1992.