Barium hydride

Summary

Barium hydride is a chemical compound with the chemical formula BaH2.[1]

Barium hydride
Identifiers
  • 13477-09-3
ChEBI
  • CHEBI:32592 checkY
ChemSpider
  • 26408 checkY
ECHA InfoCard 100.033.407 Edit this at Wikidata
  • 5483624
  • InChI=1S/Ba.2H/q+2;2*-1 checkY
    Key: RQPZNWPYLFFXCP-UHFFFAOYSA-L checkY
  • InChI=1S/Ba.2H/q+2;2*-1
    Key: BPYQMQIZFKTCMA-UHFFFAOYSA-N
Properties
BaH2
Molar mass 139.343 g/mol
Appearance white to gray crystal
Density 4.16 g/cm3
Melting point 675 °C (1,247 °F; 948 K) decomposes
Reaction
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references

Preparation and structureEdit

Barium hydride can be prepared by dissolving elemental barium (Ba) with hydrogen at temperatures between 150-200 °C:[2]

Ba + H2 → BaH2

ReactionsEdit

Barium hydride reacts with oxygen and water. It is easily explosive when it is mixed with a solid oxidant such as a halide or chromate.[3]

ReferencesEdit

  1. ^ WM Haynes. CRC Handbook of Chemistry and Physics 95 th ed. CRC Press, 2014. pp 4-50
  2. ^ Libowitz, G. G. (1987). "Calcium, Strontium and Barium Hydrides". Inorganic Reactions and Methods. pp. 158–159. doi:10.1002/9780470145166.ch133. ISBN 9780471186557.
  3. ^ Inorganic Chemistry Series Volume II Alkaline Earth Metal Boron-Aluminum Gallium Group. Science Press. pp 150. 4.1.2 Calcium Hydride, Hydrogen Chloride and Hydrogen