Calcium compounds: calcium selenide

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The calcium in calcium selenide formally is in the oxidation state 2.

Crystal structure of calcium selenide

Calcium selenide

  • Formula as often written: CaSe
  • Hill system formula: Ca1Se1
  • CAS registry number: [1305-84-6]
  • Formula weight: 119.038
  • Class: selenide

Synonyms

  • calcium selenide
  • calcium(II) selenide

Physical properties

  • Colour: white to pale brown
  • Appearance: crystalline solid
  • Melting point:
  • Boiling point:
  • Density: 3800 kg m-3

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Element analysis

Element percentages for the elements in calcium selenide
Element %
Ca 33.67
Se 66.33

Synthesis

Not available

Solid state structure

  • Geometry of calcium: 6 coordinate: octahedral
  • Prototypical structure: NaCl (rock salt)

Crystal structure of calcium selenide

Isotope pattern

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

Formula: Ca1Se1

mass  %
114   1.8 _
115 0.0
116 18.0 _________
117 1.5 _
118 47.3 ________________________
119 0.0
120 100.0 __________________________________________________
121 0.1
122 20.1 __________
123 0.1
124 2.3 _
125 0.0
126 0.5
127 0.0
128 0.2
129 0.0
130 0.0

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.

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