×

Mendelevium
Mendelevium

Neptunium
Neptunium



ADD
Compare
X
Mendelevium
X
Neptunium

Facts About Mendelevium and Neptunium

1 Facts
1.1 Interesting Facts
  • Mendelevium metal is synthetically produced metal.
  • Mendelevium metal has been produced in only trace amount.
Not Available
1.2 Sources
Bombarding Einsteinium with Helium Ions
Made by Bombarding Uranium with Neutrons, Ores of metals
1.3 History
1.3.1 Who Discovered
Lawrence Berkeley National Laboratory
Edwin McMillan and Philip H. Abelson
1.3.2 Discovery
In 1955
In 1940
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