106SgSeaborgium269[Rn] 5f¹⁴ 6d⁴ 7s²
transition metal
Seaborgium
Seaborgium is a synthetic element with symbol Sg and atomic number 106. Its most stable isotope 271Sg has a half-life of 1.9 minutes. A more recently discovered isotope 269Sg has a potentially slightly longer half-life (ca.
A stylized shell model. Electrons are quantum objects, not particles following these literal paths. Sizes and motion are illustrative.
Electrons by shell
Electron configuration
5f14
6d4
7s2
86 is the [Rn] core total across six shells.
At a glance
- Atomic number
- 106
- Atomic mass
- 269 u
- Phase
- Solid
- Density
- 35 g/cm³
- Melting point
- Unavailable
- Boiling point
- Unavailable
- First ionization energy
- Unavailable
- Electronegativity
- Unavailable
- Electron affinity
- Unavailable
- Molar heat capacity
- Unavailable
- Period
- 7
- Appearance
- Unavailable
Conditions and isotopes affect measured properties. Some properties of short-lived elements are predicted. Electronegativity uses the Pauling scale.
Keep exploring
Explore the stories, imagery, and reference data in more depth. Properties with no value in the reference are marked unavailable.