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Silver
Silver

Neptunium
Neptunium



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Neptunium

Facts About Silver and Neptunium

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1 Facts
1.1 Interesting Facts
  • It is the most reflective element.
  • Silver is the second most ductile metal after Gold.
  • It is also used in Dentistry as a dental alloys for clips and crowning.
Not Available
1.2 Sources
Earth's crust, Found in Minerals, Ores of metals
Made by Bombarding Uranium with Neutrons, Ores of metals
1.3 History
1.3.1 Who Discovered
Unknown
Edwin McMillan and Philip H. Abelson
1.3.2 Discovery
Before 5000 BC
In 1940
1.4 Abundance
1.4.1 Abundance In Universe
6 * 10-8 %NA
Facts About Thallium
5E-09 0.11
1.2.1 Abundance In Sun
~0.0000001 %~-9999 %
Facts About Beryllium
1E-08 0.1
1.3.1 Abundance In Meteorites
0.00 %NA
Facts About Gold
1.7E-07 22
1.6.1 Abundance In Earth's Crust
0.00 %NA
Facts About Radium
9.9E-12 8.1
1.8.1 Abundance In Oceans
0.00 %NA
Facts About Protactinium
2E-23 1.1
1.8.2 Abundance In Humans
NANA
Facts About Radium
1E-13 1.4