×

Niobium
Niobium

Calcium
Calcium



ADD
Compare
X
Niobium
X
Calcium

Facts About Niobium and Calcium

Add ⊕
1 Facts
1.1 Interesting Facts
  • Niobium metal was used to get called Columbium in past.
  • Niobium metal found freely in nature (abundance).
  • 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.
1.2 Sources
By-product of Tin Extraction, Found in Minerals, Mining, Ores of Minerals
Earth's crust, Found in Minerals, Mining, Ores of Minerals
1.3 History
1.3.1 Who Discovered
Charles Hatchett
Humphry Davy
1.3.2 Discovery
In 1801
In 1808
1.4 Abundance
1.4.1 Abundance In Universe
2 * 10-7 %7 * 10-3 %
Facts About Thallium
5E-09 0.11
1.4.2 Abundance In Sun
~0.0000004 %~0.007 %
Facts About Beryllium
1E-08 0.1
1.4.3 Abundance In Meteorites
0.00 %1.10 %
Facts About Gold
1.7E-07 22
1.4.4 Abundance In Earth's Crust
0.00 %5.00 %
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
NA1.40 %
Facts About Radium
1E-13 1.4