114 - Flerovium post-transition metal
Discovered by Joint Institute for Nuclear Research in 1999
Flerovium is a superheavy artificial chemical element with symbol Fl and atomic number 114. It is an extremely radioactive synthetic element. The element is named after the Flerov Laboratory of Nuclear Reactions of the Joint Institute for Nuclear Research in Dubna, Russia, where the element was discovered in 1998.
Periodic table
| Shell | Electrons | Orbitals |
|---|---|---|
| 1 | 2 | 2 in 1s |
| 2 | 8 | 2 in 2s + 6 in 2p |
| 3 | 18 | 2 in 3s + 6 in 3p + 10 in 3d |
| 4 | 32 | 2 in 4s + 6 in 4p + 10 in 4d + 14 in 4f |
| 5 | 32 | 2 in 5s + 6 in 5p + 10 in 5d + 14 in 5f |
| 6 | 18 | 2 in 6s + 6 in 6p + 10 in 6d |
| 7 | 4 | 2 in 7s + 2 in 7p |
Electron shells
289 u Atomic Mass
14 Group
14 g/cm³ Density
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 6s2 4f14 5d10 6p6 7s2 5f14 6d10 7p2 Electron Configuration
*[Rn] 5f14 6d10 7s2 7p2 Electron Configuration (semantic)
114 Electrons
7 Number of Shells
4 Electron Valency
175 Neutrons
114 Atomic Number
7 Period
Solid Phase
114 Protons
2, 8, 18, 32, 32, 18, 4 Electron Shell Occupations