×

Chromium
Chromium

Neptunium
Neptunium



ADD
Compare
X
Chromium
X
Neptunium

Facts About Chromium and Neptunium

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.
Not Available
1.2 Sources
Found in Minerals, Mining, Ores of metals, Ores of Minerals
Made by Bombarding Uranium with Neutrons, Ores of metals
1.3 History
1.3.1 Who Discovered
Louis Nicolas Vauquelin
Edwin McMillan and Philip H. Abelson
1.3.2 Discovery
In Between 1797 - 1798
In 1940
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