Interesting Facts
Actinium glows in the dark due to its radioactivity.
Nihonium is a synthetic chemical element and is highly radioactive.
Sources
Obtained by Treating Radium with Neutrons, Ores of metals
Synthetically Produced
History
Who Discovered
Friedrich Oskar Giesel
Joint Institute for Nuclear Research and Lawrence Livermore National Laboratory
Discovery
In 1902
In 2003
Abundance
Abundance In Universe
0.00 %0.00 %
0
0.11
👆🏻
Abundance In Sun
0.00 %-
0
0.1
👆🏻
Abundance In Meteorites
0.00 %-
0
22
👆🏻
Abundance In Earth's Crust
0.00 %-
1E-37
8.1
👆🏻
Abundance In Oceans
0.00 %-
0
1.1
👆🏻
Abundance In Humans
0.00 %-
0
1.4
👆🏻