112 Cn [285] Copernicium Transition metal

Predicted to be a volatile liquid — a metal that behaves almost like a noble gas.

Atomic number
112
Atomic mass
[285] u
Phase
Liquid
Electron configuration
[Rn] 5f¹⁴ 6d¹⁰ 7s²
Melting point
283 K · 9.9 °C
Boiling point
340 K · 66.9 °C
Density
23.7 g/cm³
Electronegativity
—
Period / Group
7 / 12
Discovery year
1996
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