Plutonium diboride

Last updated
Plutonium diboride
Identifiers
3D model (JSmol)
  • InChI=1S/2BH2.Pu/h2*1H2;
    Key: JPIABPHIZVZWOR-UHFFFAOYSA-N
  • [Pu].[B].[B]
Properties
PuB2
Molar mass 266 g·mol−1
Appearancecrystals
Density 12,06 g/cm3
Related compounds
Other cations
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).

Plutonium trihydride is an compound of plutonium and boron with the chemical formula PuB2. [1] [2]

Contents

Synthesis

Fusion of stoichiometric amounts of pure substances:

Pu + 2B → PuB2

Physical properties

Plutonium diboride forms paramagnetic crystals of hexagonal crystal structure, space group P 6/mmm. [3]

Chemical properties

The compound decomposes upon heating:

2PuB2 → Pu + PuB2

References

  1. Eick, Harry A. (1 August 1965). "Plutonium Borides". Inorganic Chemistry . 4 (8): 1237–1239. doi:10.1021/ic50030a037. ISSN   0020-1669 . Retrieved 5 October 2025.
  2. Handbook on the Physics and Chemistry of the Actinides. North-Holland. 1984. p. 71. ISBN   978-0-444-86903-6 . Retrieved 5 October 2025.
  3. McDonald, B. J.; Stuart, W. I. (10 May 1960). "The crystal structure of some plutonium borides". Acta Crystallographica . 13 (5): 447–448. Bibcode:1960AcCry..13..447M. doi:10.1107/S0365110X60001059. ISSN   0365-110X . Retrieved 5 October 2025.