WebElements Periodic Table of the Elements | Ruthenium

Ruthenium compounds: ruthenium diselenide

The ruthenium in ruthenium diselenide formally is in the oxidation state 4.

Ruthenium diselenide

Formula as often written: RuSe₂
Hill system formula: Ru₁Se₂
CAS registry number: [12166-21-1]
Formula weight: 258.99
Class: selenide

Synonyms

ruthenium diselenide
ruthenium(IV) selenide
ruthenium selenide

Physical properties

Colour:
Appearance:
Melting point:
Boiling point:
Density:

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Element analysis

Element percentages for the elements in ruthenium diselenide
Element	%
Ru	39.02
Se	60.98

Synthesis

Not available

Solid state structure

Geometry of ruthenium:
Prototypical structure:

Crystal structure of ruthenium diselenide

Isotope pattern

What follows is the calculated isotope pattern for the RuSe₂ unit with the most intense ion set to 100%.

Formula: Ru₁Se₂

mass  %
244   0.0 
245   0.0 
246   0.1 
247   0.0 
248   0.5 
249   0.2 
250   2.2 _
251   1.4 _
252   7.6 ____
253   6.2 ___
254  18.6 _________
255  19.0 __________
256  39.5 ____________________
257  39.4 ____________________
258  66.2 _________________________________
259  55.1 ____________________________
260  96.9 ________________________________________________
261  41.8 _____________________
262 100.0 __________________________________________________
263  11.2 ______
264  56.0 ____________________________
265   1.0 
266  13.1 _______
267   0.0 
268   1.0

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.