Facts About Potassium and Radium
Facts
Interesting Facts
- In the list of most abundant element Potassium is ranked 7th.
- Potassium can easily be sliced (chopped) down using knife.
- Radium metal is the heaviest metal of Alkaline earth metals column.
- Radium metal is highly radioactive and does not have any stable isotopes.
Sources
Found in Minerals, Mining
Mining, Ores of metals
History
Who Discovered
Humphry Davy
Not Available
Discovery
In 1807
In 1898
Abundance
Abundance In Universe
3 * 10-4 %
9
Not Available
Abundance In Sun
~0.0004 %
9
~-9999 %
Abundance In Meteorites
0.07 %
9
Not Available
Abundance In Earth's Crust
1.50 %
6
0.00 %
99+
Abundance In Oceans
0.04 %
3
0.00 %
99+
Abundance In Humans
0.20 %
2
0.00 %
20
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