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Calcium
Calcium

Niobium
Niobium



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Niobium

Facts About Calcium and Niobium

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1 Facts
1.1 Interesting Facts
  • 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.
  • Niobium metal was used to get called Columbium in past.
  • Niobium metal found freely in nature (abundance).
1.2 Sources
Earth's crust, Found in Minerals, Mining, Ores of Minerals
By-product of Tin Extraction, Found in Minerals, Mining, Ores of Minerals
1.3 History
1.3.1 Who Discovered
Humphry Davy
Charles Hatchett
1.3.2 Discovery
In 1808
In 1801
1.4 Abundance
1.4.1 Abundance In Universe
7 * 10-3 %2 * 10-7 %
Facts About Thallium
5E-09 0.11
1.4.2 Abundance In Sun
~0.007 %~0.0000004 %
Facts About Beryllium
1E-08 0.1
1.4.3 Abundance In Meteorites
1.10 %0.00 %
Facts About Gold
1.7E-07 22
1.4.4 Abundance In Earth's Crust
5.00 %0.00 %
Facts About Radium
9.9E-12 8.1
1.4.5 Abundance In Oceans
0.00 %0.00 %
Facts About Protactinium
2E-23 1.1
1.4.6 Abundance In Humans
1.40 %NA
Facts About Radium
1E-13 1.4