| 
| 138Ba | Half-life | Boson, 56p 82n |  |  | Stable | Spin 0 Parity 1 | 
 This isotope is stable and thus has no decay products, so instead we show decay chains that lead down to it.
 | | Atomic Weight | 137.905247237 |  | Abundance | 71.698% |  | Mass Excess | -88.261631MeV |  | Binding Energy | 8.39342MeV |  | Magnetic Moment | 0 μ |  | Quadrupole Moment | N/A | 
 |