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Substance Name: Francium
RN: 7440-73-5
UNII: 15TEQ7D2QF
InChIKey: KLMCZVJOEAUDNE-UHFFFAOYSA-N

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.

Molecular Formula

  • Fr

Molecular Weight

  • 223.02
 
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Names and Synonyms

Name of Substance

  • Francium

MeSH Heading

  • Francium

Synonym

  • UNII-15TEQ7D2QF

Systematic Name

  • Francium

Registry Numbers

CAS Registry Number

  • 7440-73-5

FDA UNII

  • 15TEQ7D2QF

System Generated Number

  • 0007440735

Structure Descriptors

InChI

1S/Fr

InChIKey

KLMCZVJOEAUDNE-UHFFFAOYSA-N

Smiles

[Fr]