Technetium
Indeterminiate because this element does not occur in nature.
Carlo Perrier and Emilio Segre are credited with the discovery of technetium in 1937.
Further Details:
Info and Facts about the element Technetium from the Periodic Table. Interesting Facts, information about Technetium the element. Concise facts and info about Technetium ... An invaluable source for more interesting facts and information about the Technetium element and as a Chemistry reference guide.
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Technetium is a very interesting element. ... [ Technetium Facts ] [ Technetium Uses ] [ Creative Writing Piece ] [ Bibliography ] [ What Atoms Are Really Like ] [ The Size Of An Atom ]
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Technetium - Wikipedia, the free encyclopedia
Technetium (pronounced /tɛkˈniːʃɪəm/ tek- NEE -shi-əm ) is the lightest chemical element with no stable isotope, and is therefore the lightest radioactive element. It has atomic number...
en.wikipedia.org/wiki/Technetium
Name Technetium ... Technetium fluoride (TcF6) ... Technetium Atomic Structure...
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This WebElements periodic table page contains Essential information for the element technetium ... Brief description: since its discovery, searches for the element technetium in terrestrial materials have been made without success. Technetium has been found in the spectrum of S-, M-, and N-type stars, and its presence...
www.webelements.com/technetium/ www.webelements.com/technetium/
The Element Technetium - Basic Physical and Historical Information ... The Element Technetium; [Click for Isotope Data] ... Technetium was the first artificially produced element. It was isolated by Carlo Perrier and Emilio Segrè in 1937. Technetium was created by bombarding molybdenum atoms with deuterons that had...
education.jlab.org/itselemental/ele043.html
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