Strontium dihydride

  • Formula: SrH2
  • Hill system formula: H2Sr1
  • CAS registry number: [13598-33-9]
  • Formula weight: 89.636
  • Class: hydride
  • Colour:
  • Appearance: crystalline solid
  • Melting point: 1050°C (decomposes to Sr metal and H2 gas)
  • Boiling point:
  • Density: 3260 kg m-3

The following are some synonyms of strontium dihydride:

  • strontium dihydride
  • strontium(II) hydride
  • strontium hydride

The oxidation number of strontium in strontium dihydride is 2.


Strontium hydride is made by the direct reaction of strontium metal and hydrogen gas.

Sr(s) + H2(g) → SrH2(s)

Element analysis

The table shows element percentages for SrH2 (strontium dihydride).

Element %
H 2.25
Sr 97.75

Isotope pattern for SrH2

The chart below shows the calculated isotope pattern for the formula SrH2 with the most intense ion set to 100%.


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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