NLM Logo

Francium MeSH Descriptor Data 2022


MeSH Heading
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
Unique ID
D005605
RDF Unique Identifier
http://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.
Registry Number
15TEQ7D2QF
Related Numbers
7440-73-5
CAS Type 1 Name
Francium
Date Established
1966/01/01
Date of Entry
1999/01/01
Revision Date
2017/04/25
Francium Preferred
page delivered in 0.149s