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Potassium
Potassium

Roentgenium
Roentgenium



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Roentgenium

Facts About Potassium and Roentgenium

1 Facts
1.1 Interesting Facts
  • In the list of most abundant element Potassium is ranked 7th.
  • Potassium can easily be sliced (chopped) down using knife.
Not Available
1.2 Sources
Found in Minerals, Mining
Synthetically Produced
1.3 History
1.3.1 Who Discovered
Humphry Davy
Gesellschaft für Schwerionenforschung
1.3.2 Discovery
In 1807
In 1994
1.4 Abundance
1.4.1 Abundance In Universe
3 * 10-4 %NA
Facts About Thallium
5E-09 0.11
1.4.2 Abundance In Sun
~0.0004 %~-9999 %
Facts About Beryllium
1E-08 0.1
1.4.3 Abundance In Meteorites
0.07 %NA
Facts About Gold
1.7E-07 22
1.4.4 Abundance In Earth's Crust
1.50 %NA
Facts About Radium
9.9E-12 8.1
1.4.5 Abundance In Oceans
0.04 %NA
Facts About Protactinium
2E-23 1.1
1.4.6 Abundance In Humans
0.20 %NA
Facts About Radium
1E-13 1.4