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Whatever you are looking for in Science, Chemistry, Elements, Actinium, you can probably find it here. Actidir offers a large collection of annotated links to Science, Chemistry, Elements, Actinium sites organized by category. Browse thousands of web sites that are more focused on one particular aspect of Science, Chemistry, Elements, Actinium with just the click of your mouse.

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Science: Chemistry: Elements: Actinides (2)

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Portuguese (1)

http://partisans.spurious.biz/~pkremer/projects/chemglobe/ptoe/_/89.html

» ChemGlobe: Actinium - Electronic, thermal, and steric data along with an isotope table.

http://www.chemicalelements.com/elements/ac.html

» ChemicalElements.com: Actinium - Basic information, atomic structure, and isotopes.

http://environmentalchemistry.com/yogi/periodic/Ac.html

» EnvironmentalChemistry.com: Actinium - Atomic structure, properties, and table of nuclides.

http://education.jlab.org/itselemental/ele089.html

» It's Elemental: Actinium - Basic physical and historical information.

http://periodic.lanl.gov/elements/89.html

» LANL: Actinum - Basic information and history.

http://www.lenntech.com/Periodic-chart-elements/Ac-en.htm

» Lenntech: Actinium - Physical data, chemical properties, health and environmental effects.

http://www.chemsoc.org/viselements/pages/actinium.html

» Visual Elements: Actinium - Image, sources, biological role, key isotopes, and oxidation states.

http://www.webelements.com/webelements/elements/text/Ac/key.html

» WebElements: Actinium - Extensive information on history, uses, occurrence, compounds, and properties.

» Wikipedia: Actinium - Details the properties of the element, including its history, applications, and characteristics.

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