×

Iridium
Iridium

Calcium
Calcium



ADD
Compare
X
Iridium
X
Calcium

Facts About Iridium and Calcium

Add ⊕
1 Facts
1.1 Interesting Facts
  • Iridium element occurs as natural alloys of Platinum and Osmium.
  • Iridium element is known as the most corrosion resistance 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.
1.2 Sources
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
Smithson Tennant
Humphry Davy
1.3.2 Discovery
In 1803
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
~0.0000002 %~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
NA0.00 %
Facts About Protactinium
2E-23 1.1
1.4.6 Abundance In Humans
NA1.40 %
Facts About Radium
1E-13 1.4