Copernicium (Cn) - Element 112 | Properties & Electron Configuration

What is Copernicium?

Copernicium (Cn) is element 112, a transition metal in period 7, group 12. Its electron configuration is 1s² 2s² 2p⁶ 3s² 3p⁶ 3d¹⁰ 4s² 4p⁶ 4d¹⁰ 4f¹⁴ 5s² 5p⁶ 5d¹⁰ 5f¹⁴ 6s² 6p⁶ 6d¹⁰ 7s².

Atomic Number112
SymbolCn
Atomic Mass285 u
CategoryTransition Metal
Period7
Group12
Blockd
Electron Configuration1s² 2s² 2p⁶ 3s² 3p⁶ 3d¹⁰ 4s² 4p⁶ 4d¹⁰ 4f¹⁴ 5s² 5p⁶ 5d¹⁰ 5f¹⁴ 6s² 6p⁶ 6d¹⁰ 7s²
Short Config[Rn] 5f¹⁴ 6d¹⁰ 7s²
ElectronegativityN/A
Atomic RadiusN/A
Ionization EnergyN/A
Electron AffinityN/A
Phase (STP)Solid

Electron Configuration

The full electron configuration of Copernicium is 1s² 2s² 2p⁶ 3s² 3p⁶ 3d¹⁰ 4s² 4p⁶ 4d¹⁰ 4f¹⁴ 5s² 5p⁶ 5d¹⁰ 5f¹⁴ 6s² 6p⁶ 6d¹⁰ 7s². In noble gas shorthand, this is written as [Rn] 5f¹⁴ 6d¹⁰ 7s².

Copernicium is a d-block element in group 12, period 7.

Periodic Trends

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Explore Copernicium on the Interactive Periodic Table

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