Facts About Protactinium and Actinium
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
Who Discovered
William Crookes
Friedrich Oskar Giesel
Discovery
In 1900
In 1902
Abundance In Meteorites
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Abundance In Earth's Crust