WebElements Periodic Table of the Elements | Ruthenium

Ruthenium compounds: tetraruthenium_eicosafluoride

The ruthenium in tetraruthenium_eicosafluoride formally is in the oxidation state 5.

Tetraruthenium_eicosafluoride

Formula as often written: [RuF₅]₄
Hill system formula: F₂₀Ru₄
CAS registry number: [14521-18-7]
Formula weight: 784.248
Class: fluoride

Synonyms

tetraruthenium_eicosafluoride
ruthenium(V) fluoride
ruthenium fluoride
ruthenium pentafluoride

Physical properties

Colour: dark green
Appearance: crystalline solid
Melting point: 86.5°C
Boiling point: 227°C
Density: 3900 kg m^-3

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Element analysis

Element percentages for the elements in tetraruthenium_eicosafluoride
Element	%
F	48.45
Ru	51.55

Synthesis

Not available

Isotope pattern

What follows is the calculated isotope pattern for the [RuF₅]₄ unit with the most intense ion set to 100%.

Formula: Ru₄F₂₀

mass  %
767   0.1 
768   0.1 
769   0.2 
770   0.6 
771   0.7 
772   1.7 _
773   3.2 __
774   4.3 __
775   7.8 ____
776  12.5 ______
777  16.5 ________
778  26.7 _____________
779  35.3 __________________
780  45.1 _______________________
781  61.3 _______________________________
782  71.6 ____________________________________
783  82.4 _________________________________________
784  98.3 _________________________________________________
785  95.1 ________________________________________________
786 100.0 __________________________________________________
787  92.8 ______________________________________________
788  75.6 ______________________________________
789  64.5 ________________________________
790  47.2 ________________________
791  26.1 _____________
792  24.4 ____________
793   4.5 __
794   8.3 ____
795   0.0 
796   1.2 _

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.