117 Ts
Unknown / predicted
Tennessine
Named after Tennessee.
Properties of Tennessine
- Atomic number (Z)
- 117
- Symbol
- Ts
- Atomic mass
- 294 g/mol
- Category
- Unknown / predicted
- Group
- 17
- Period
- 7
- Electron configuration
- [Rn] 5f¹⁴ 6d¹⁰ 7s² 7p⁵
- Electronegativity (Pauling)
- —
- Atomic radius
- —
- First ionization energy
- 737 kJ/mol
- Melting point
- 723 K (449.9 °C)
- Boiling point
- 883 K (609.9 °C)
- Density
- 7.2 g/cm³
- Phase at 25 °C
- Solid
- Discovered
- Discovered in 2009