Template:Infobox ununennium/sandbox
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[[Category:Template:Pagetype with short description]]
| Ununennium | |||||||||||||||||||||
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| Pronunciation | /ˌuːn.uːnˈɛniəm/ ( | ||||||||||||||||||||
| Alternative names | element 119, eka-francium | ||||||||||||||||||||
| Ununennium in the periodic table | |||||||||||||||||||||
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| Atomic number (Z) | 119 | ||||||||||||||||||||
| Group | group 1: H and alkali metals | ||||||||||||||||||||
| Period | period 8 | ||||||||||||||||||||
| Block | s-block | ||||||||||||||||||||
| Element categories | , but probably an alkali metal | ||||||||||||||||||||
| Electron configuration | [Og] 8s1 (predicted)[1] (predicted)[1] | ||||||||||||||||||||
| Electrons per shell | 2, 8, 18, 32, 32, 18, 8, 1 (predicted) | ||||||||||||||||||||
| Physical properties | |||||||||||||||||||||
| unknown | |||||||||||||||||||||
| Phase at STP | unknown (could be solid or liquid)[1] | ||||||||||||||||||||
| Melting point | 273–303 K (0–30 °C, 32–86 °F) (predicted)[1] | ||||||||||||||||||||
| Boiling point | 903 K (630 °C, 1166 °F) (predicted)[2] | ||||||||||||||||||||
| Density (near r.t.) | 3 g/cm3 (predicted)[1] | ||||||||||||||||||||
| Heat of fusion | 2.01–2.05 kJ/mol (extrapolated)[3] | ||||||||||||||||||||
| Atomic properties | |||||||||||||||||||||
| Oxidation states | (+1), (+3) (predicted)[1] | ||||||||||||||||||||
| Ionization energies |
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| Atomic radius | empirical: 240 pm (predicted)[1] | ||||||||||||||||||||
| Covalent radius | 263–281 pm (extrapolated)[3] | ||||||||||||||||||||
| Other properties | |||||||||||||||||||||
| History | |||||||||||||||||||||
| Naming | IUPAC systematic element name | ||||||||||||||||||||
| Main isotopes of ununennium | |||||||||||||||||||||
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References
- ↑ 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8 Hoffman, Darleane C.; Lee, Diana M.; Pershina, Valeria (2006). "Transactinides and the future elements". In Morss; Edelstein, Norman M.; Fuger, Jean (eds.). The Chemistry of the Actinide and Transactinide Elements (3rd ed.). Dordrecht, The Netherlands: Springer Science+Business Media. ISBN 978-1-4020-3555-5. Cite error: Invalid
<ref>tag; name "Haire" defined multiple times with different content - ↑ 2.0 2.1 Fricke, B.; Waber, J. T. (1971). "Theoretical Predictions of the Chemistry of Superheavy Elements" (PDF). Actinides Reviews. 1: 433–485. Retrieved 7 August 2013.
- ↑ 3.0 3.1 Bonchev, Danail; Kamenska, Verginia (1981). "Predicting the Properties of the 113–120 Transactinide Elements". Journal of Physical Chemistry. American Chemical Society. 85 (9): 1177–1186. doi:10.1021/j150609a021.
- ↑ Fricke, Burkhard (1975). "Superheavy elements: a prediction of their chemical and physical properties". Recent Impact of Physics on Inorganic Chemistry. 21: 89–144. doi:10.1007/BFb0116498. Retrieved 4 October 2013.
- ↑ 5.0 5.1 Hofmann, Sigurd (2013). Overview and Perspectives of SHE Research at GSI SHIP. pp. 23–32. doi:10.1007/978-3-319-00047-3.
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