Facts About Potassium and Thorium
Facts
Interesting Facts
- In the list of most abundant element Potassium is ranked 7th.
- Potassium can easily be sliced (chopped) down using knife.
- Thorium metal is used as an alternate option over Uranium for nuclear fuel.
- Thorium metals appearance (silvery white, soft) is somewhat similar to Lead metal.
Sources
Found in Minerals, Mining
Found in Minerals, Mining
History
Who Discovered
Humphry Davy
Jöns Jakob Berzelius
Discovery
In 1807
In 1829
Abundance
Abundance In Universe
3 * 10-4 %
9
3 * 10-4 %
9
Abundance In Sun
~0.0004 %
9
~0.0004 %
9
Abundance In Meteorites
0.07 %
9
0.05 %
11
Abundance In Earth's Crust
1.50 %
6
0.66 %
7
Abundance In Oceans
0.04 %
3
0.00 %
15
Abundance In Humans
0.20 %
2
Not Available
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