Radiology Lexicon

Last uploaded: November 20, 2020
Preferred Name

fermium

Synonyms

Fm

Definitions

Fermium. A man-made radioactive actinide with atomic symbol Fm, atomic number 100, and atomic weight 257. 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. [MeSH]

ID

http://radlex.org/RID/RID11960

Comment

Period7, Group=, Z=100

Definition

Fermium. A man-made radioactive actinide with atomic symbol Fm, atomic number 100, and atomic weight 257. 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. [MeSH]

label

RID11960

Preferred_name

fermium

Preferred_name_German

Fermium

prefixIRI

RID11960

Synonym

Fm

UMLS_ID

C0015853

subClassOf

http://radlex.org/RID/RID11756

Delete Subject Author Type Created
No notes to display