Additional
Information: Canadian Content has no additional information.
Tantalum Sites:
ChemGlobe: Tantalum ChemGlobe: Tantalum: Electronic, thermal, and steric data along with an isotope table. (Tantalum) http://www.vcs.ethz.ch/chemglobe/ptoe/_/73.html
WebElements: Tantalum WebElements: Tantalum: Extensive information on history, uses, occurrence, compounds, and properties. (Tantalum) http://www.webelements.com/webelements/elements/text/Ta/key.html
EnvironmentalChemistry.com: Tantalum EnvironmentalChemistry.com: Tantalum: Atomic structure, chemical and physical properties, and table of nuclides. (Tantalum) http://environmentalchemistry.com/yogi/periodic/Ta.html
Tantalum Tantalum: Data tables and historic information. (Tantalum) http://www.scescape.net/~woods/elements/tantalum.html
Wikipedia: Tantalum Wikipedia: Tantalum: Properties of the element, including its history, applications, and charateristics. (Tantalum) http://www.wikipedia.org/wiki/Tantalum
Lenntech: Tantalum Lenntech: Tantalum: Physical data, chemical properties, health and environmental effects. (Tantalum) http://www.lenntech.com/Periodic-chart-elements/Ta-en.htm