Symbol
Cn
Atomic Number
112
Atomic Mass
285
Protons
112
Neutrons
173
Electrons
112
Type
Transition Metal
Isotopes
Copernicium-285
Discovery Year
1996
Discovered By
G. N. Flerov and others
Group
12
Period
7
Boiling Point
Unknown
Melting Point
Unknown
Electron Configuration
[Rn] 7s² 5f¹⁴ 6d¹⁰
Density (g/cm³)
17.4
Crystal Structure
Unknown
Magnetism
Unknown
Abundance in Earth's Crust
Trace
Phase at Room Temperature
Solid