Berkelium(III) bromide

Berkelium(III) bromide

Identifiers
CAS Number	22787-71-9
3D model (JSmol)	Interactive image
ChemSpider	28548253
InChI InChI=1S/Bk.3BrH/h;3*1H/q+3;;;/p-3 Key: QXVXDBUNYGKXIG-UHFFFAOYSA-K
SMILES [Br-].[Br-].[Br-].[Bk+3]
Properties
Chemical formula	BkBr3
Molar mass	487 g·mol−1
Appearance	yellow-green crystals [1]
Related compounds
Other anions	Berkelium fluoride Berkelilum chloride Berkelium iodide
Other cations	Curium bromide Californium bromide
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

Berkelium bromide is a bromide of berkelium, with the chemical formula BkBr₃.

Structure

Berkelium bromide has a PuBr₃ structure at low temperature and is in the orthorhombic crystal system, with lattice parameters a = 403 pm, b = 1271 pm and c = 912 pm. ^[2] At high temperature, berkelium bromide has an AlCl₃ structure and a monoclinic crystal system with lattice parameters a = 723 pm, b = 1253 pm, c = 683 pm and β = 110.6°. ^{[2] [3] [4] [5]}

References

1. A. F. Holleman, E. Wiberg, N. Wiberg: Lehrbuch der Anorganischen Chemie. 102. Auflage. Walter de Gruyter, Berlin 2007, ISBN 978-3-11-017770-1, S. 1969.
2. Burns, John H.; Peterson, J.R.; Stevenson, J.N. (Mar 1975). "Crystallographic studies of some transuranic trihalides: 239PuCl3, ²⁴⁴CmBr₃, ²⁴⁹BkBr₃ and ²⁴⁹CfBr₃" . Journal of Inorganic and Nuclear Chemistry. 37 (3): 743–749. doi:10.1016/0022-1902(75)80532-X.
3. Young, J. P.; Haire, R. G.; Peterson, J. R.; Ensor, D. D.; Fellows, R. L. (Aug 1980). "Chemical consequences of radioactive decay. 1. Study of californium-249 ingrowth into crystalline berkelium-249 tribromide: a new crystalline phase of californium tribromide" . Inorganic Chemistry. 19 (8): 2209–2212. doi:10.1021/ic50210a003. ISSN   0020-1669.
4. Cohen, D.; Fried, S.; Siegel, S.; Tani, B. (May 1968). "The preparation and crystal structure of some berkelium compounds" . Inorganic and Nuclear Chemistry Letters. 4 (5): 257–260. doi:10.1016/0020-1650(68)80125-4.
5. Peterson, J.R.; Hobart, D.E. (1984), "The Chemistry of Berkelium" , Advances in Inorganic Chemistry, vol. 28, Elsevier, pp. 29–72, doi:10.1016/s0898-8838(08)60204-4, ISBN   978-0-12-023628-2 , retrieved 2023-06-26

External reading

• Hobart, David E.; Peterson, Joseph R. (2006), Morss, Lester R.; Edelstein, Norman M.; Fuger, Jean (eds.), "Berkelium" , The Chemistry of the Actinide and Transactinide Elements, Dordrecht: Springer Netherlands, pp. 1444–1498, doi:10.1007/1-4020-3598-5_10, ISBN   978-1-4020-3555-5 , retrieved 2023-06-26