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WebElements: Berkelium - http://www.webelements.com/webelements/elements/text/Bk/key.html
Extensive information on history, compounds, and properties. |
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LANL: Berkelium - http://periodic.lanl.gov/elements/97.html
Basic information and history. |
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ChemicalElements.com: Berkelium - http://www.chemicalelements.com/elements/bk.html
Basic information, atomic structure, and isotopes. |
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EnvironmentalChemistry.com: Berkelium - http://environmentalchemistry.com/yogi/periodic/Bk.html
Atomic structure, chemical and physical properties, and table of nuclides. |
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It's Elemental: Berkelium - http://education.jlab.org/itselemental/ele097.html
Basic physical and historical information. |