Element:La
From Metabolomics.JP
(Difference between revisions)
Latest revision as of 20:00, 27 February 2008
[edit] Atomic Number
57
[edit] Atomic Name
Lanthanum(ランタン)
[edit] Stable Isotopes
| isotope | mass | isotopic abundance (%) |
|---|---|---|
| 138La | 137.907108 | 0.090(1) = (Natural radioactivity isotope) |
| 139La | 138.906349 | 99.910(1) |
[edit] Radioisotopes
| isotope | half life | disintegration form |
|---|---|---|
| 140La | 1.6781 days | beta- |
