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Chromium
Chromium

Californium
Californium



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Californium

Facts About Chromium and Californium

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.
  • Californium metal is very harmful and highly radioactive.
  • Californium metal is the heaviest metal.
1.2 Sources
Found in Minerals, Mining, Ores of metals, Ores of Minerals
Made by Bombarding Curium with Helium Ions
1.3 History
1.3.1 Who Discovered
Louis Nicolas Vauquelin
Lawrence Berkeley National Laboratory
1.3.2 Discovery
In Between 1797 - 1798
In 1950
1.4 Abundance
1.4.1 Abundance In Universe
1.5 * 10-3 %NA
Facts About Thallium
5E-09 0.11
1.4.2 Abundance In Sun
~0.002 %~-9999 %
Facts About Beryllium
1E-08 0.1
1.4.3 Abundance In Meteorites
0.30 %NA
Facts About Gold
1.7E-07 22
1.4.4 Abundance In Earth's Crust
0.01 %NA
Facts About Radium
9.9E-12 8.1
1.4.5 Abundance In Oceans
0.00 %NA
Facts About Protactinium
2E-23 1.1
1.4.6 Abundance In Humans
0.00 %NA
Facts About Radium
1E-13 1.4