Facts About Protactinium and Mendelevium
Interesting Facts
- Protactinium metal has 29 isotopes.
- Isotopes of Protactinium-231 used in nuclear weapon.
- Mendelevium metal is synthetically produced metal.
- Mendelevium metal has been produced in only trace amount.
Sources
Found in Uranium Ores, Mining, Ores of metals
Bombarding Einsteinium with Helium Ions
Who Discovered
William Crookes
Lawrence Berkeley National Laboratory
Discovery
In 1900
In 1955
Abundance In Earth's Crust
Not Available
Abundance In Oceans
Not Available