×

Neptunium
Neptunium

Curium
Curium



ADD
Compare
X
Neptunium
X
Curium

Facts About Neptunium and Curium

Add ⊕
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
Made by Bombarding Uranium with Neutrons, Ores of metals
Bombarding Plutonium with Helium Ions
1.3 History
1.3.1 Who Discovered
Edwin McMillan and Philip H. Abelson
Glenn T. Seaborg, Ralph A. James, Albert Ghiorso
1.3.2 Discovery
In 1940
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