Template:Infobox francium isotopes

Main isotopes of francium (₈₇Fr)

Iso­tope Decay abun­dance half-life (t1/2) mode pro­duct 212Fr syn β+ 212Rn α 208At 221Fr trace α 217At 222Fr syn β− 222Ra 223Fr trace β− 223Ra α 219At

Francium
Rn ← ibox Rn	Fr  () infobox () isobox ()	→ Ra ibox Ra
cat:Fr (0) cat:Fr-isotopes (0) Commons Commons Wikidata Wikidata:Q671 Wiktionary Wiktionary
indexes by PT (page)

Data sets read by {{Infobox element}}
Name and identifiers
Top image (caption, alt)
Pronunciation
Allotropes (demo)
Group (demo)
Period (demo)
Block (demo)
Standard atomic weight
most stable isotope
Natural occurrence
Phase at STP
Oxidation states
Spectral lines image
Electron configuration (cmt, ref)
Wikidata *
Symbol etymology (11 non-trivial)
* Not used in {{Infobox element}} (2023-01-01) See also {{Index of data sets}} · Category:data sets (0)

References

These references will appear in the article, but this list appears only on this page.