Livermorium (symbol Lv, atomic number 116) is a synthetic superheavy element named after the Lawrence Livermore lab. It is classified as a post-transition metal and sits in group 16, period 7 of the periodic table.
Overview
Livermorium is the chemical element with atomic number 116 and the symbol Lv. With a standard atomic weight of [293], it is a post-transition metal. In the periodic table it occupies group 16 and period 7, and under standard conditions it is normally a solid. Livermorium is a synthetic superheavy element named after the Lawrence Livermore lab.
Atomic structure
An atom of Livermorium has 116 protons in its nucleus and, when neutral, 116 electrons arranged in the configuration [Rn] 5f14 6d10 7s2 7p4. Livermorium has no stable isotope; the value [293] refers to the mass number of its most stable or most commonly produced isotope.
Discovery and place in the table
Livermorium was discovered in 2000 by Joint Institute for Nuclear Research, LLNL. It follows Moscovium (Mc) and precedes Tennessine (Ts) in order of atomic number.
| Atomic number | 116 |
|---|---|
| Symbol | Lv |
| Atomic mass | [293] |
| Category | Post-transition metal |
| Group | 16 |
| Period | 7 |
| Electron configuration | [Rn] 5f14 6d10 7s2 7p4 |
| Phase at STP | Solid |
| Discovered | 2000 (Joint Institute for Nuclear Research, LLNL) |