Home > Science > Chemistry > Elements > Astatine
http://www.chemicalelements.com/elements/at.html
Basic information, atomic structure, and table of isotopes.
http://environmentalchemistry.com/yogi/periodic/At.html
Atomic structure, chemical and physical properties, and table of nuclides.
http://education.jlab.org/itselemental/ele085.html
Basic physical and historical information.
http://www.lenntech.com/Periodic-chart-elements/At-en.htm
Physical data, chemical properties, and health effects.
http://library.lanl.gov/cgi-bin/getfile?rc000018.pdf
Full text of the monograph by Evan H. Appelman (Argonne National Laboratory, Lemont, Illinois).
http://www.rsc.org/periodic-table/element/85/astatine
General and physical information, source, key isotopes, and ionisation energies.
http://www.webelements.com/astatine/
Extensive information on history and properties.
http://en.wikipedia.org/wiki/Astatine
Properties of the element, including its history, applications, and characteristics.
Home > Science > Chemistry > Elements > Astatine
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