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Strontium
Strontium

Californium
Californium



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Strontium
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Californium

Facts About Strontium and Californium

1 Facts
1.1 Interesting Facts
  • Strontium element is softer than Calcium.
  • Silvery Strontium turns yellow, if exposed to air.
  • Californium metal is very harmful and highly radioactive.
  • Californium metal is the heaviest metal.
1.2 Sources
Found in Minerals, Mining, Ores of Minerals
Made by Bombarding Curium with Helium Ions
1.3 History
1.3.1 Who Discovered
William Cruickshank
Lawrence Berkeley National Laboratory
1.3.2 Discovery
In 1787
In 1950
1.4 Abundance
1.4.1 Abundance In Universe
4 * 10-6 %NA
Facts About Thallium
5E-09 0.11
1.4.2 Abundance In Sun
~0.000005 %~-9999 %
Facts About Beryllium
1E-08 0.1
1.4.3 Abundance In Meteorites
0.00 %NA
Facts About Gold
1.7E-07 22
1.4.4 Abundance In Earth's Crust
0.04 %NA
Facts About Radium
9.9E-12 8.1
1.4.5 Abundance In Oceans
0.00 %NA
Facts About Protactinium
2E-23 1.1
1.4.6 Abundance In Humans
0.00 %NA
Facts About Radium
1E-13 1.4