Berkelium(IV) oxide

Berkelium(IV) oxide, also known as berkelium dioxide, is a chemical compound with the formula BkO2. This compound slowly decays to californium(IV) oxide.[2] It can be converted to berkelium(III) oxide by hydrogen reduction at 600 °C.[3]

Berkelium(IV) oxide
Names
Other names
  • Berkelium dioxide
Identifiers
3D model (JSmol)
  • [O-2].[O-2].[Bk+4]
Properties
BkO2
Molar mass278.9988 g/mol
AppearanceBrown solid
Structure[1]
cubic
Fm3m
a = 533.2 pm, b = 533.2 pm, c = 533.2 pm
Related compounds
Other anions
Berkelium(IV) sulfide
Other cations
Americium(IV) oxide
Curium(IV) oxide
Californium(IV) oxide
Related compounds
Berkelium(III) oxide
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
2BkO2 + H2 → Bk2O3 + H2O

Production

Berkelium(IV) oxide is produced by burning berkelium metal in air at 1200 °C. It can also be produced by reacting berkelium(III) oxide with oxygen at 600 °C.[3]

References