×

Protactinium
Protactinium

Actinium
Actinium



ADD
Compare
X
Protactinium
X
Actinium

Facts About Protactinium and Actinium

Facts

Interesting Facts

  • Protactinium metal has 29 isotopes.
  • Isotopes of Protactinium-231 used in nuclear weapon.
Actinium glows in the dark due to its radioactivity.

Sources

Found in Uranium Ores, Mining, Ores of metals
Obtained by Treating Radium with Neutrons, Ores of metals

History

Who Discovered

William Crookes
Friedrich Oskar Giesel

Discovery

In 1900
In 1902

Abundance

Abundance In Universe

0.00 %0.00 %
0 0.11
👆🏻

Abundance In Sun

0.00 %0.00 %
0 0.1
👆🏻

Abundance In Meteorites

-0.00 %
0 22
👆🏻

Abundance In Earth's Crust

0.00 %0.00 %
1E-37 8.1
👆🏻

Abundance In Oceans

0.00 %0.00 %
0 1.1
👆🏻

Abundance In Humans

0.00 %0.00 %
0 1.4
👆🏻