Wikipedia

Template:Infobox selenium isotopes

Isotopes of selenium (34Se)
Main isotopes[1] Decay
abun­dance half-life (t1/2) mode pro­duct
72Se synth 8.4 d ε 72As
γ –
74Se 0.860% stable
75Se synth 119.8 d ε 75As
γ –
76Se 9.23% stable
77Se 7.60% stable
78Se 23.7% stable
79Se trace 3.27×105 y β− 79Br
80Se 49.8% stable
82Se 8.82% 1.08×1020 y β−β− 82Kr
Standard atomic weight Ar°(Se)
78.971(8)[2][3]
As ←

i'box As

iso
34Se (E)
 → Br

i'box Br

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

References

These references will appear in the article, but this list appears only on this page.
  1. ↑ Kondev, F. G.; Wang, M.; Huang, W. J.; Naimi, S.; Audi, G. (2021). "The NUBASE2020 evaluation of nuclear properties" (PDF). Chinese Physics C. 45 (3): 030001. doi:10.1088/1674-1137/abddae.
  2. ↑ "Standard Atomic Weights: Selenium". CIAAW. 2013.
  3. ↑ Prohaska, Thomas; Irrgeher, Johanna; Benefield, Jacqueline; Böhlke, John K.; Chesson, Lesley A.; Coplen, Tyler B.; Ding, Tiping; Dunn, Philip J. H.; Gröning, Manfred; Holden, Norman E.; Meijer, Harro A. J. (2022-05-04). "Standard atomic weights of the elements 2021 (IUPAC Technical Report)". Pure and Applied Chemistry. doi:10.1515/pac-2019-0603. ISSN 1365-3075.
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