×

Iron
Iron

Calcium
Calcium



ADD
Compare
X
Iron
X
Calcium

Facts About Iron and Calcium

Add ⊕
1 Facts
1.1 Interesting Facts
  • Iron is not always magnetic in nature, its allotrope are ferromagnetic and the B allotrope is nonmagnetic.
  • The blood consists Iron in hemoglobin molecules to transfer Oxygen in the body.
  • 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
Earth's crust, Found in Minerals
Earth's crust, Found in Minerals, Mining, Ores of Minerals
1.3 History
1.3.1 Who Discovered
Unknown
Humphry Davy
1.3.2 Discovery
Before 5000 BC
In 1808
1.4 Abundance
1.4.1 Abundance In Universe
1.1 * 10-1 %7 * 10-3 %
Facts About Thallium
5E-09 0.11
1.4.2 Abundance In Sun
~0.1 %~0.007 %
Facts About Beryllium
1E-08 0.1
1.4.3 Abundance In Meteorites
22.00 %1.10 %
Facts About Gold
1.7E-07 22
1.4.4 Abundance In Earth's Crust
6.30 %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
0.01 %1.40 %
Facts About Radium
1E-13 1.4