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Chromium
Chromium

Yttrium
Yttrium



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Yttrium

Facts About Chromium and Yttrium

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1 Facts
1.1 Interesting Facts
  • Chromium is highly reactive, hence it is not found free in nature.
  • Ores of Chromites mineral are the major source of Chromium metal.
  • Almost 90% leather tanning is done with the help of chromium.
  • Yttrium Metal is highly toxic.
  • Yttrium Metal is highly reactive in nature hence not found free in nature.
1.2 Sources
Found in Minerals, Mining, Ores of metals, Ores of Minerals
Found in Minerals, Mining, Ores of Minerals
1.3 History
1.3.1 Who Discovered
Louis Nicolas Vauquelin
Johan Gadolin
1.3.2 Discovery
In Between 1797 - 1798
In 1794
1.4 Abundance
1.4.1 Abundance In Universe
1.5 * 10-3 %7 * 10-7 %
Facts About Thallium
5E-09 0.11
1.4.2 Abundance In Sun
~0.002 %~0.0000001 %
Facts About Beryllium
1E-08 0.1
1.4.3 Abundance In Meteorites
0.30 %0.00 %
Facts About Gold
1.7E-07 22
1.4.4 Abundance In Earth's Crust
0.01 %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
0.00 %NA
Facts About Radium
1E-13 1.4