Back to Periodic Table
114Fl289 u

Flerovium

post-transition metal
Atomic Number
114
Atomic Mass
289 u
Period
7
Group
14

Quick Facts

PropertyValue
SymbolFl
Atomic Number114
Atomic Mass[289] u
CategoryPost-Transition Metal
Period7
Group14
Blockp
Electron Configuration[Rn] 5f¹⁴ 6d¹⁰ 7s² 7p²

History and Discovery

Discovered by: JINR and LLNL collaboration Year of Discovery: 1998 Location: Dubna, Russia

Etymology

Named after Georgy Flyorov, founder of JINR's superheavy element research.

Interesting Facts

  1. Named after Georgy Flyorov
  2. May be relatively volatile for its position
  3. Predicted to have some noble gas-like properties
  4. Most stable isotope has about 1.9-second half-life
  5. About 90 atoms have been produced