Interesting Facts
- In the list of most abundant element Potassium is ranked 7th.
- Potassium can easily be sliced (chopped) down using knife.
- Protactinium metal has 29 isotopes.
- Isotopes of Protactinium-231 used in nuclear weapon.
Sources
Found in Minerals, Mining
Found in Uranium Ores, Mining, Ores of metals
History
Who Discovered
Humphry Davy
William Crookes
Discovery
In 1807
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
0.07 %-
0
22
👆🏻
Abundance In Earth's Crust
1.50 %0.00 %
1E-37
8.1
👆🏻
Abundance In Oceans
0.04 %0.00 %
0
1.1
👆🏻
Abundance In Humans
0.20 %0.00 %
0
1.4
👆🏻