×

Curium
Curium

Protactinium
Protactinium



ADD
Compare
X
Curium
X
Protactinium

Facts About Curium and Protactinium

Facts

Interesting Facts

  • Curium metal does not occur free in nature.
  • Curium metal is a synthetically produced metal.
  • Protactinium metal has 29 isotopes.
  • Isotopes of Protactinium-231 used in nuclear weapon.

Sources

Bombarding Plutonium with Helium Ions
Found in Uranium Ores, Mining, Ores of metals

History

Who Discovered

Glenn T. Seaborg, Ralph A. James, Albert Ghiorso
William Crookes

Discovery

In 1944
In 1900

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 1.1
👆🏻

Abundance In Humans

0.00 %0.00 %
0 1.4
👆🏻