Template:Infobox europium isotopes

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Main isotopes of europium (63Eu)
Iso­tope Decay
abun­dance half-life (t1/2) mode pro­duct
150Eu syn 36.9 y ε 150Sm
151Eu 47.8% 5×1018 y α 147Pm
152Eu syn 13.54 y ε 152Sm
β 152Gd
153Eu 52.2% stable
154Eu syn 8.59 y β 154Gd
155Eu syn 4.76 y β 155Gd
Standard atomic weight Ar°(Eu)
  • 151.964±0.001
  • 151.96±0.01 (abridged)[1][2]
Sm ←

i'box Sm

iso
63
Eu (E)
→ Gd

i'box Gd

  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}} (2021-12-24)
See also Category:Infobox element data sets (0)

References

  1. ^ "Standard Atomic Weights: Europium". CIAAW. 1995.
  2. ^ Meija, Juris; et al. (2016). "Atomic weights of the elements 2013 (IUPAC Technical Report)". Pure and Applied Chemistry. 88 (3): 265–91. doi:10.1515/pac-2015-0305.