Fl
Flerovium · element 114
Post-Transition Metal · Solid at room temperature
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.
Key facts
Atomic mass
289 u
how heavy one atom is
Phase (room temp.)
Solid
Density
14 g/cm³
how tightly packed it is
Melting point
340 K (67 °C)
when solid turns to liquid
Boiling point
420 K (147 °C)
when liquid turns to gas
Period
7
its row in the periodic table
Group
14
its column in the periodic table
Block
P-block
the neighbourhood it lives in
Electron configuration
*[Rn] 5f14 6d10 7s2 7p2
where its electrons live
Shells
2 · 8 · 18 · 32 · 32 · 18 · 4
electrons in each layer, inside to out
Discovered by
Joint Institute for Nuclear Research
who found it
Source: Wikipedia