Template:Infobox copernicium/sandbox
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[[Category:Template:Pagetype with short description]]
Copernicium | ||||||||||||||||||||||||||||
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Pronunciation | /ˌkoʊpərˈnɪsiəm/ | |||||||||||||||||||||||||||
Appearance | unknown | |||||||||||||||||||||||||||
Mass number | [285] | |||||||||||||||||||||||||||
Copernicium in the periodic table | ||||||||||||||||||||||||||||
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Atomic number (Z) | 112 | |||||||||||||||||||||||||||
Group | group 12 | |||||||||||||||||||||||||||
Period | period 7 | |||||||||||||||||||||||||||
Block | d-block | |||||||||||||||||||||||||||
Electron configuration | [Rn] 5f14 6d10 7s2 (predicted)[1] (predicted)[1] | |||||||||||||||||||||||||||
Electrons per shell | 2, 8, 18, 32, 32, 18, 2 (predicted) | |||||||||||||||||||||||||||
Physical properties | ||||||||||||||||||||||||||||
Phase at STP | unknown | |||||||||||||||||||||||||||
Boiling point | 357+112 −108 K (84+112 −108 °C, 183+202 −194 °F)[2] | |||||||||||||||||||||||||||
Density (near r.t.) | 23.7 g/cm3 (predicted)[1] | |||||||||||||||||||||||||||
Atomic properties | ||||||||||||||||||||||||||||
Oxidation states | 0, (+1), +2, (+4) (parenthesized: prediction)[1][3][4] | |||||||||||||||||||||||||||
Ionization energies | ||||||||||||||||||||||||||||
Atomic radius | empirical: 147 pm (predicted)[1][4] | |||||||||||||||||||||||||||
Covalent radius | 122 pm (predicted)[5] | |||||||||||||||||||||||||||
Other properties | ||||||||||||||||||||||||||||
Natural occurrence | synthetic | |||||||||||||||||||||||||||
Crystal structure | hexagonal close-packed (hcp) (predicted)[6] | |||||||||||||||||||||||||||
CAS Number | 54084-26-3 | |||||||||||||||||||||||||||
History | ||||||||||||||||||||||||||||
Naming | after Nicolaus Copernicus | |||||||||||||||||||||||||||
Discovery | Gesellschaft für Schwerionenforschung (1996) | |||||||||||||||||||||||||||
Main isotopes of copernicium | ||||||||||||||||||||||||||||
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References
- ↑ Jump up to: 1.0 1.1 1.2 1.3 1.4 1.5 1.6 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 - ↑ Eichler, R.; Aksenov, N. V.; Belozerov, A. V.; Bozhikov, G. A.; Chepigin, V. I.; Dmitriev, S. N.; Dressler, R.; Gäggeler, H. W.; et al. (2008). "Thermochemical and physical properties of element 112". Angewandte Chemie. 47 (17): 3262–6. doi:10.1002/anie.200705019. Retrieved 5 November 2013.
- ↑ Jump up to: 3.0 3.1 Gäggeler, Heinz W.; Türler, Andreas (2013). "Gas Phase Chemistry of Superheavy Elements". The Chemistry of Superheavy Elements. Springer Science+Business Media. pp. 415–483. doi:10.1007/978-3-642-37466-1_8. ISBN 978-3-642-37465-4. Retrieved 2018-04-21. Cite error: Invalid
<ref>
tag; name "superheavy chemistry" defined multiple times with different content - ↑ Jump up to: 4.0 4.1 4.2 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.
- ↑ Chemical Data. Copernicium - Cn, Royal Chemical Society
- ↑ Gaston, Nicola; Opahle, Ingo; Gäggeler, Heinz W.; Schwerdtfeger, Peter (2007). "Is eka-mercury (element 112) a group 12 metal?". Angewandte Chemie. 46 (10): 1663–6. doi:10.1002/anie.200604262. Retrieved 5 November 2013.
- ↑ Chart of Nuclides. Brookhaven National Laboratory
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