Ununtrium
A newer version of this article is available: see Ununtrium at Schools Wikipedia
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| Predicted properties | |||||
|---|---|---|---|---|---|
| Name, Symbol, Number | Ununtrium, Uut, 113 | ||||
| Chemical series | Presumably poor metals | ||||
| Group, Period, Block | 13, 7 , p | ||||
| Appearance | Unknown, probably a metallic and silvery white or grey colour | ||||
| Atomic weight | [284] amu (A guess) | ||||
| Electron configuration | [Rn] 5f14 6d10 7s27p1 (A guess based upon thallium) | ||||
| e- 's per energy level | 2, 8, 18, 32, 32, 18, 3 | ||||
| State of matter | presumably a solid | ||||
History
On February 1, 2004, ununtrium and ununpentium were reported by a team composed of Russian scientists at Dubna (Joint Institute for Nuclear Research), and American scientists at the Lawrence Livermore National Laboratory. Their discovery of the element still awaits confirmation. [1]
Ununtrium is a temporary IUPAC systematic element name. There is an ongoing element naming controversy over what this element should be called.
