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loading...| Preferred Name | fermium | |
| Synonyms |
Fm |
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| 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] |
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| ID |
http://www.radlex.org/RID/RID11960 |
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| Comment |
Period7, Group=, Z=100 |
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| 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] |
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| label |
RID11960 |
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| Preferred_name |
fermium |
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| prefixIRI |
RID1:RID11960 |
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| prefLabel |
fermium |
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| Synonym |
Fm |
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| UMLS_ID |
C0015853 |
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| subClassOf |
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