Attribute | Nihonium × | Copernicium × |
---|---|---|
Discovered (year) | 2004 | 1996 |
Atomic number | 113 | 112 |
Group name | Post-transition metal | Transition metal |
Oxidation states | - |
|
Electron configuration | [Rn]5f¹⁴6d¹⁰7s²7p¹ (predicted) | [Rn]7s²5f¹⁴6d¹⁰ (predicted) |
Atomic mass (u) | 286.182 | 286.179 |
Standard state | Solid (expected) | Solid (expected) |
Symbol | Nh | Cn |