Facts About Cesium and Protactinium
Interesting Facts
Cesium is the most alkaline metal and is used in atomic clocks.
- Protactinium metal has 29 isotopes.
- Isotopes of Protactinium-231 used in nuclear weapon.
Sources
Earth's crust, Found in Minerals, Mining, Ores of Minerals
Found in Uranium Ores, Mining, Ores of metals
Who Discovered
Robert Bunsen and Gustav Kirchhoff
William Crookes
Discovery
In 1860
In 1900
Abundance In Meteorites
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Abundance In Earth's Crust