Copernicium

Also known as Cn, element 112, ununbium, Uub, ununnunium

chemisches Element mit dem Symbol Cn und der Ordnungszahl 112.

AI overview

Copernicium is a human-made chemical element (symbol Cn, atomic number 112) that has only ever been created in laboratories and exists only in extremely unstable, radioactive forms. The element was first produced in Germany in 1996 and was named in honor of the astronomer Nicolaus Copernicus, though its most stable form lasts only about 30 seconds before decaying.

AI-generated from the Wikipedia summary — may contain errors.

Wikidata facts

Instance of: synthetic element
Subclass of: post-transition metal
Part of: group 12
Named after: Nicolaus Copernicus

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topic's main category: Category:Copernicium
atomic number: 112
element symbol: Uub
Commons category: Copernicium
Commons gallery: Copernicium
described by source: Armenian Soviet Encyclopedia
time of discovery or invention: 1996-00-00
discoverer or inventor: GSI Helmholtz Centre for Heavy Ion Research
Unicode character: 鎶
on focus list of Wikimedia project: Wikipedia:Vital articles/Level/4

Sources (2)

via Wikidata · CC0

Article · Deutsch

Copernicium ist ein radioaktives, künstlich erzeugtes, nicht natürlich vorkommendes chemisches Element mit dem Elementsymbol Cn und der Ordnungszahl 112, das zu den Transactinoiden gehört und im Periodensystem der Elemente in der 12. IUPAC-Gruppe, der Zinkgruppe, steht.

Abstract from DBpedia / Wikipedia · CC BY-SA