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Berkelium(III) bromide

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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
Otheranions	Berkelium fluoride Berkelilum chloride Berkelium iodide
Othercations	Curium bromide Californium bromide
Except where otherwise noted, data are given for materials in theirstandard state (at 25 °C [77 °F], 100 kPa). Infobox references

Chemical compound

Berkelium bromide is abromide ofberkelium, with thechemical formula BkBr₃.

Structure

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Berkelium bromide has aPuBr₃ structure at low temperature and is in theorthorhombic crystal system, with lattice parameters a = 403 pm, b = 1271 pm and c = 912 pm.^[2] At high temperature, berkelium bromide has anAlCl₃ structure and amonoclinic crystal system with lattice parameters a = 723 pm, b = 1253 pm, c = 683 pm and β = 110.6°.^[2]^[3]^[4]^[5]

References

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^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.
^^a ^bBurns, 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.
^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.
^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.
^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, retrieved2023-06-26

External reading

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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, retrieved2023-06-26