Facts About Chromium and Protactinium
Interesting Facts
- Chromium is highly reactive, hence it is not found free in nature.
- Ores of Chromites mineral are the major source of Chromium metal.
- Almost 90% leather tanning is done with the help of chromium.
- Protactinium metal has 29 isotopes.
- Isotopes of Protactinium-231 used in nuclear weapon.
Sources
Found in Minerals, Mining, Ores of metals, Ores of Minerals
Found in Uranium Ores, Mining, Ores of metals
Who Discovered
Louis Nicolas Vauquelin
William Crookes
Discovery
In Between 1797 - 1798
In 1900
Abundance In Meteorites
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Abundance In Earth's Crust