Periodic System for Chemists
Table
114
289.00

Fl

Flerovium

Identification

CAS Number: 54085-16-4
Discovery Year: 1998
Discoverer: Joint Institute for Nuclear Research
Discovery Location: Russia

Properties

Atomic Mass: 289 →Density: 9.928 g/cm³ →

Electronic Structure

Electron Config: [Rn] 5f14 6d10 7s2 7p2
Block: p
Period: 7 →Group: 14 →

Abundance & Geochemistry

Goldschmidt Class: synthetic

About

Element 114

Isotopes

Fl-287 287 ☢ 0.520 s
Fl-288 288 ☢ 0.750 s
Fl-289 289 ☢ 2.40 s