Element:U
From Metabolomics.JP
Atomic Number
92
Atomic Name
Uranium(ウラン)
Stable Isotopes
| isotope | mass | isotopic abundance (%) |
|---|---|---|
| 234U | 234.0409447 | [0.0054(5)] = (Natural radioactivity isotope) |
| 235U | 235.0439222 | [0.7204(6)] = (Natural radioactivity isotope) |
| 238U | 238.0507835 | [99.2742(10)] = (Natural radioactivity isotope) |
Radioisotopes
| isotope | half life | disintegration form |
|---|---|---|
| 232U | 68.9 years | alpha |
| 233U | 1.592 x 105 years | alpha, SF |
| 234U | 2.455 x 105 years | alpha, SF |
| 235U | 7.038 x 108 years | alpha, SF |
| 237U | 6.75 days | beta- |
| 238U | 4.468 x 109 years | alpha, SF |
| 239U | 23.45 minuites | beta- |
