Template:Infobox copernicium

Revision as of 20:23, 11 November 2018 by 5.119.237.235 (talk)
Copernicium,  112Cn
General properties
PronunciationTemplate:Infobox element/pronunciation
Standard atomic weight (Ar, standard)Template:Infobox element/standard atomic weight
Mass numberTemplate:Infobox element/symbol-to-most-stable-isotope (most stable isotope)
Copernicium in the periodic table
Template:Infobox element/periodic table
Atomic number (Z)112
GroupTemplate:Infobox element/group
Periodperiod 7
Blockd-block
Element categoryTemplate:Infobox element/category format, alternatively considered a transition metal
Electron configuration[Rn] 5f14 6d10 7s2 (predicted)[1]
Electrons per shell
2, 8, 18, 32, 32, 18, 2 (predicted)
Physical properties
Phase at STPgas[2] (predicted)
Boiling point357Template:Su K ​(84Template:Su °C, ​183Template:Su °F)[3]
Density when liquid (at m.p.)23.7 g/cm3 (predicted)[1]
Atomic properties
Oxidation statesTemplate:Infobox element/symbol-to-oxidation-state
[[Ionization energy|Template:Engvar energies]]
  • 1st: 1155 kJ/mol
  • 2nd: 2170 kJ/mol
  • 3rd: 3160 kJ/mol
  • (more) (all estimated)[1]
Atomic radiuscalculated: 147 pm[1][4] (predicted)
Covalent radius122 pm (predicted)[5]
Template:Infobox element/spectral lines
Other properties
Crystal structureTemplate:Infobox element/crystal structure
(predicted)[6]
CAS Number54084-26-3
History
Namingafter Nicolaus Copernicus
DiscoveryGesellschaft für Schwerionenforschung (1996)
Main isotopes of copernicium
Template:Infobox element/isotopes table
| references

Template:Infobox element/element navigation Template:Template reference list Expression error: Unrecognized word "template".

  1. 1.0 1.1 1.2 1.3 Cite error: Invalid <ref> tag; no text was provided for refs named Haire
  2. 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
  3. 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.
  4. 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. Chemical Data. Copernicium - Cn, Royal Chemical Society
  6. 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.