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Silver
Silver

Protactinium
Protactinium



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Protactinium

Facts About Silver and Protactinium

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.
  • Protactinium metal has 29 isotopes.
  • Isotopes of Protactinium-231 used in nuclear weapon.
1.2 Sources
Earth's crust, Found in Minerals, Ores of metals
Found in Uranium Ores, Mining, Ores of metals
1.3 History
1.3.1 Who Discovered
Unknown
William Crookes
1.3.2 Discovery
Before 5000 BC
In 1900
1.4 Abundance
1.4.1 Abundance In Universe
6 * 10-8 %NA
Facts About Thallium
5E-09 0.11
1.4.2 Abundance In Sun
~0.0000001 %~-9999 %
Facts About Beryllium
1E-08 0.1
1.4.3 Abundance In Meteorites
0.00 %NA
Facts About Gold
1.7E-07 22
1.4.4 Abundance In Earth's Crust
0.00 %0.00 %
Facts About Radium
9.9E-12 8.1
1.4.5 Abundance In Oceans
0.00 %0.00 %
Tin
2E-23 1.1
1.4.6 Abundance In Humans
NANA
Facts About Radium
1E-13 1.4