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Fermium MeSH Descriptor Data 2025


MeSH Heading
Fermium
Tree Number(s)
D01.268.271.100.275
D01.268.556.266
D01.496.749.305.100.275
D01.552.020.394
D01.552.544.266
Unique ID
D005286
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D005286
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.
Registry Numbers
Q70I3KBF4W
Related Numbers
7440-72-4
CAS Type 1 Name
Fermium
Date Established
1966/01/01
Date of Entry
1999/01/01
Revision Date
2017/04/25
Fermium Preferred
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