CHEBI:33517 - copernicium atom

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ChEBI Name copernicium atom
ChEBI ID CHEBI:33517
Definition A zinc group element atom with a symbol Cn and atomic number 112. All its isotopes are intensely radioactive. Prior to its discovery, it had the placeholder name ununbium (in accordance with IUPAC recommendations). Following its discovery (in Darmstadt, 1996) and subsequent confirmation, the name copernicium was adopted in 2010.
Stars This entity has been manually annotated by the ChEBI Team.
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Formula Cn
Net Charge 0
Average Mass NaN
Monoisotopic Mass 277.164
InChI InChI=1S/Cn
InChIKey NOTIIDSZELDPOP-UHFFFAOYSA-N
SMILES [Cn]
ChEBI Ontology
Outgoing copernicium atom (CHEBI:33517) is a zinc group element atom (CHEBI:33340)
Incoming copernicium molecular entity (CHEBI:37233) has part copernicium atom (CHEBI:33517)
IUPAC Name
copernicium
Synonyms Sources
112Cn ChEBI
112Cp IUPAC
112Uub IUPAC
Cn IUPAC
ununbium ChEBI
ununbium IUPAC
Uub IUPAC
Manual Xref Database
Copernicium Wikipedia
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Last Modified
13 July 2018
General Comment
2018-07-13 The name copernicium was submitted for IUPAC approval in July 2009. The initially proposed symbol Cp was subsequently changed to Cn when potential confusion with the previous associatiation with the name cassiopeium (cassiopium, now known as lutetium) was raised.