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Descriptor English: Francium
Descriptor Spanish: Francio
Descriptor francio
Scope note: Metal alcalino radiactivo con símbolo atómico Fr y número atómico 87. Los números de masa de los isótopos conocidos son 204-213, 217-224. Su valencia es +1.
Descriptor Portuguese: Frâncio
Descriptor French: Francium
Tree number(s): D01.268.271.380
D01.268.549.250
D01.268.556.277
D01.496.749.305.380
D01.552.528.328
D01.552.544.277
RDF Unique Identifier: https://id.nlm.nih.gov/mesh/D005605
Scope note: 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.
Allowable Qualifiers: AD administration & dosage
AE adverse effects
AN analysis
BL blood
CF cerebrospinal fluid
CH chemistry
CL classification
EC economics
HI history
IP isolation & purification
ME metabolism
PD pharmacology
PK pharmacokinetics
PO poisoning
SD supply & distribution
ST standards
TO toxicity
TU therapeutic use
UR urine
Registry Number: 15TEQ7D2QF
CAS Type 1 Name: Francium
DeCS ID: 29393
Unique ID: D005605
Documents indexed in the Virtual Health Library (VHL): Click here to access the VHL documents
Date Established: 1966/01/01
Date of Entry: 1999/01/01
Revision Date: 2017/04/25
Francium - Preferred
Concept UI M0008817
Scope note 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.
Preferred term Francium



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