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Inorganic Chemicals > Elements > Metals, Heavy > Fermium
Inorganic Chemicals > Metals > Metals, Heavy > Fermium
... > Inorganic Chemicals > Isotopes > Radioisotopes > Elements, Radioactive > Actinoid Series Elements > Fermium
Inorganic Chemicals > Elements > Elements, Radioactive > Actinoid Series Elements > Fermium
Inorganic Chemicals > Metals > Actinoid Series Elements > Fermium

Preferred term

Fermium  

Type

  • Topical Descriptor

Broader concept

Scope note

  • A man-made radioactive actinide with atomic symbol Fm, and atomic number 100. Its known isotopes range from 244-254 and 256-258. Its valence can be +2 or +3. Like einsteinium, it was discovered in 1952 in the debris from a thermonuclear explosion.

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URI

http://www.yso.fi/onto/mesh/D005286

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