Concept information
Preferred term
Francium
Type
-
mesh:Descriptor
Definition
- A radioactive alkali metal with the atomic symbol Fr, and atomic number 87. The mass numbers of known isotopes are 204-213, 217-224. Its valence is +1.
Broader concept
Synonym(s)
- 15TEQ7D2QF
- 7440-73-5 (Francium)
Allowable Qualifier(s)
- administration & dosage (Qualifier)
- adverse effects (Qualifier)
- analysis (Qualifier)
- blood (Qualifier)
- cerebrospinal fluid (Qualifier)
- chemistry (Qualifier)
- classification (Qualifier)
- economics (Qualifier)
- history (Qualifier)
- isolation & purification (Qualifier)
- metabolism (Qualifier)
- pharmacokinetics (Qualifier)
- pharmacology (Qualifier)
- poisoning (Qualifier)
- standards (Qualifier)
- supply & distribution (Qualifier)
- therapeutic use (Qualifier)
- toxicity (Qualifier)
- urine (Qualifier)
In other languages
-
French
-
15TEQ7D2QF
-
7440-73-5 (Francium)
URI
http://data.loterre.fr/ark:/67375/JVR-J4T7QNQL-T
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