Copernicium, 112Cn| General properties |
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| Pronunciation | Template:Infobox element/pronunciation |
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| Standard atomic weight (Ar, standard) | Template:Infobox element/standard atomic weight |
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| Mass number | Template:Infobox element/symbol-to-most-stable-isotope (most stable isotope) |
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| Copernicium in the periodic table |
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| Template:Infobox element/periodic table |
| Atomic number (Z) | 112 |
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| Group | Template:Infobox element/group |
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| Period | period 7 |
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| Block | d-block |
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| Element category | Template:Infobox element/category format, alternatively considered a transition metal |
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| Electron configuration | [Rn] 5f14 6d10 7s2 (predicted)[1] |
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Electrons per shell | 2, 8, 18, 32, 32, 18, 2 (predicted) |
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| Physical properties |
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| Phase at STP | gas[2] (predicted) |
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| Boiling point | 357Template:Su K (84Template:Su °C, 183Template:Su °F)[3] |
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| Density when liquid (at m.p.) | 23.7 g/cm3 (predicted)[1] |
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| Atomic properties |
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| Oxidation states | Template:Infobox element/symbol-to-oxidation-state |
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| [[Ionization energy|Template:Engvar energies]] | - 1st: 1155 kJ/mol
- 2nd: 2170 kJ/mol
- 3rd: 3160 kJ/mol
- (more) (all estimated)[1]
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| Atomic radius | calculated: 147 pm[1][4] (predicted) |
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| Covalent radius | 122 pm (predicted)[5] |
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| Template:Infobox element/spectral lines |
| Other properties |
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| Crystal structure | Template:Infobox element/crystal structure
(predicted)[6] |
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| CAS Number | 54084-26-3 |
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| History |
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| Naming | after Nicolaus Copernicus |
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| Discovery | Gesellschaft für Schwerionenforschung (1996) |
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| Main isotopes of copernicium |
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| Template:Infobox element/isotopes table |
| | references |
Template:Infobox element/element navigation
Template:Template reference list
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- ↑ 1.0 1.1 1.2 1.3 Cite error: Invalid
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- ↑ Soverna S 2004, 'Indication for a gaseous element 112,' in U Grundinger (ed.), GSI Scientific Report 2003, GSI Report 2004-1, p. 187, ISSN 0174-0814
- ↑ 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.
- ↑ 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
- ↑ Gyanchandani, Jyoti; Mishra, Vinayak; Dey, G. K.; Sikka, S. K. (January 2018). "Super heavy element Copernicium: Cohesive and electronic properties revisited". Solid State Communications. 269: 16–22. doi:10.1016/j.ssc.2017.10.009. Retrieved 28 March 2018.