Attribute | Tennessine × | Oganesson × |
---|---|---|
Discovered (year) | 2010 | 2006 |
Atomic number | 117 | 118 |
Group name | Halogen | Noble gas |
Oxidation states |
|
|
Electron configuration | [Rn]7s²7p⁵5f¹⁴6d¹⁰ (predicted) | [Rn]7s²7p⁶5f¹⁴6d¹⁰ (predicted) |
1↑Atomic mass (u) | 294.211 | 295.216 |
Standard state | Solid (expected) | Gas (expected) |
Symbol | Ts | Og |