Attribute | Nihonium × | Flerovium × |
---|---|---|
Oxidation states | - |
|
Group name | Post-transition metal | Post-transition metal |
1↓Discovered (year) | 2004 | 1998 |
Atomic number | 113 | 114 |
Electron configuration | [Rn]5f¹⁴6d¹⁰7s²7p¹ (predicted) | [Rn]7s²7p²5f¹⁴6d¹⁰ (predicted) |
Atomic mass (u) | 286.182 | 290.192 |
Standard state | Solid (expected) | Solid (expected) |
Symbol | Nh | Fl |