Facts About Promethium and Calcium
Facts
Interesting Facts
- Promethium metal found in Pitchblende.
- Promethium metal is highly radioactive metal.
- Calcium ranks 5th rank in the list of earth’s abundance Percentage.
- It is found in the compound state.
- Gypsum or calcium sulfate is used as plaster and plaster of paris.
Sources
Found in Minerals, Mining
Earth's crust, Found in Minerals, Mining, Ores of Minerals
History
Who Discovered
Chien Shiung Wu, Emilio Segrè, Hans Bethe
Humphry Davy
Discovery
In 1942
In 1808
Abundance
Abundance In Universe
Not Available
7 * 10-3 %
3
Abundance In Sun
~-9999 %
~0.007 %
4
Abundance In Meteorites
Not Available
1.10 %
4
Abundance In Earth's Crust
Not Available
5.00 %
3
Abundance In Oceans
Not Available
0.00 %
5
Abundance In Humans
Not Available
1.40 %
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