Berkelium(III) oxide

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Berkelium(III) oxide
Names
Other names
diberkelium trioxide, berkelium sequioxide
Identifiers
3D model (
JSmol
)
  • InChI=1S/2Bk.3O/q2*+3;3*-2
    Key: LIPRULCJHNQYDI-UHFFFAOYSA-N
  • [Bk+3].[Bk+3].[O-2].[O-2].[O-2]
Properties
Bk2O3
Molar mass 542 g·mol−1
Appearance yellow-green solid
Density g/cm3
Melting point 1,920 °C (3,490 °F; 2,190 K)
insoluble
Structure
cubic
Related compounds
Related compounds
Californium(III) oxide
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).

Berkelium(III) oxide is a binary inorganic compound of berkelium and oxygen with the chemical formula Bk
2
O
3
.[1]

Synthesis

Berkelium(III) oxide can be prepared from berkelium(IV) oxide by reduction with hydrogen:[2]

2BkO2 + H2 → Bk2O3 + H2O

Physical properties

The compound forms a yellow-green solid with a melting point of 1920 °C. It forms a body-centered cubic crystal lattice with a = 1088.0 ± 0.5 pm.[3][4]

Insoluble in water.[5]

References