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Lawrencium
Lawrencium

Promethium
Promethium



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Lawrencium
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Promethium

Facts About Lawrencium and Promethium

1 Facts
1.1 Interesting Facts
  • It is synthetically produced metal.
  • Radiation hazard can be produce by it.
  • Promethium metal found in Pitchblende.
  • Promethium metal is highly radioactive metal.
1.2 Sources
Bombarding Californium-252 with Boron Nuclei, Found in Minerals, Mining
Found in Minerals, Mining
1.3 History
1.3.1 Who Discovered
Lawrence Berkeley National Laboratory and Joint Institute for Nuclear Research
Chien Shiung Wu, Emilio Segrè, Hans Bethe
1.3.2 Discovery
In 1961–1971
In 1942
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