Element:Rb
From Metabolomics.JP
Atomic Number
37
Atomic Name
Rubidium(ルビジウム)
Stable Isotopes
| isotope | mass | isotopic abundance (%) |
|---|---|---|
| 85Rb | 84.9117924 | 72.17(15) |
| 87Rb | 86.9091858 | 27.83(41) = (Natural radioactivity isotope) |
Radioisotopes
| isotope | half life | disintegration form |
|---|---|---|
| 81mRb | 30.5 minuites | IT, EC |
| 81Rb | 4.576 hours | EC, beta+ |
| 82Rb | 1.273 minuites | beta+, EC |
| 83Rb | 86.2 days | EC |
| 84Rb | 32.77 days | EC, beta+, beta- |
| 86Rb | 18.631 days | beat-, EC |
| 87Rb | 4.75 x 1010 years | beta- |
| 88Rb | 17.78 minuites | beta- |
