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Roentgenium
Roentgenium

Curium
Curium



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Roentgenium
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Curium

Facts About Roentgenium and Curium

1 Facts
1.1 Interesting Facts
Not Available
  • Curium metal does not occur free in nature.
  • Curium metal is a synthetically produced metal.
1.2 Sources
Synthetically Produced
Bombarding Plutonium with Helium Ions
1.3 History
1.3.1 Who Discovered
Gesellschaft für Schwerionenforschung
Glenn T. Seaborg, Ralph A. James, Albert Ghiorso
1.3.2 Discovery
In 1994
In 1944
1.4 Abundance
1.4.1 Abundance In Universe
NANA
Facts About Thallium
5E-09 0.11
1.4.2 Abundance In Sun
~-9999 %~-9999 %
Facts About Beryllium
1E-08 0.1
1.4.3 Abundance In Meteorites
NANA
Facts About Gold
1.7E-07 22
1.4.4 Abundance In Earth's Crust
NANA
Facts About Radium
9.9E-12 8.1
1.4.5 Abundance In Oceans
NANA
Facts About Protactinium
2E-23 1.1
1.4.6 Abundance In Humans
NANA
Facts About Radium
1E-13 1.4