nobelium — No
The chemical element nobelium is an element of type Metal actinides with the symbol No. It has an atomic mass of 259 u and an electronic configuration of [Rn] 5f14 7s2.
Synthétique
Radioactif
Liquide
Gaz
3
8
18
32
32
8
2
- Atomic number
- 102
- Atomic mass
- 259
- Symbol
- No
- Melting point
- 827
- Boiling point
- 0
- Density
- 9.9
- Period
- 7
- Group
- 0
- Discovery
- 1958 Ghiorso et al.
- Abundance
- 0
- Radius
- 0
- Electronegativity
- 1.3
- Ionization
- 6.65
- Isotope
- 73
- Electronic configuration
- [Rn] 5f14 7s2
- Oxidation state
- 2,3
- Electron
- 2,8,18,32,32,8,2