Its decay chain provided crucial confirming evidence for the discovery of nihonium.
- Atomic number
- 115
- Atomic mass
- [288] u
- Phase
- Solid
- Electron configuration
- [Rn] 5f¹⁴ 6d¹⁰ 7s² 7p³
- Melting point
- 670 K · 396.9 °C
- Boiling point
- 1,100 K · 826.9 °C
- Density
- 13.5 g/cm³
- Electronegativity
- —
- Period / Group
- 7 / 15
- Discovery year
- 2003