Attribute | Tennessine × | Copernicium × |
---|---|---|
Discovered (year) | 2010 | 1996 |
1↓Atomic number | 117 | 112 |
Group name | Halogen | Transition metal |
Oxidation states |
|
|
Electron configuration | [Rn]7s²7p⁵5f¹⁴6d¹⁰ (predicted) | [Rn]7s²5f¹⁴6d¹⁰ (predicted) |
Atomic mass (u) | 294.211 | 286.179 |
Standard state | Solid (expected) | Solid (expected) |
Symbol | Ts | Cn |