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| Predicted properties | |||||
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| 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 | ||||
Ununtrium is the temporary name of an unconfirmed synthetic element in the periodic table that has the temporary symbol Uut and has the atomic number 113.
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.
Ununtrium is a temporary IUPAC systematic element name.