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Lawrencium
Lawrencium

Technetium
Technetium



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Lawrencium
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Technetium

Facts About Lawrencium and Technetium

1 Facts
1.1 Interesting Facts
  • It is synthetically produced metal.
  • Radiation hazard can be produce by it.
  • Original name of Technetium was Masurium.
  • At the time of its discovery it found in sample of Molybdenum.
1.2 Sources
Bombarding Californium-252 with Boron Nuclei, Found in Minerals, Mining
Made by Bombarding Molybdenum with Deuterons
1.3 History
1.3.1 Who Discovered
Lawrence Berkeley National Laboratory and Joint Institute for Nuclear Research
Emilio Segrè and Carlo Perriero
1.3.2 Discovery
In 1961–1971
In 1937
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