The only metal that is liquid at room temperature — and a potent neurotoxin.
- Atomic number
- 80
- Atomic mass
- 200.592 u
- Phase
- Liquid
- Electron configuration
- [Xe] 4f¹⁴ 5d¹⁰ 6s²
- Melting point
- 234.32 K · -38.8 °C
- Boiling point
- 629.88 K · 356.7 °C
- Density
- 13.534 g/cm³
- Electronegativity
- 2
- Period / Group
- 6 / 12
- Discovery year
- Ancient