| 
| 127I | Half-life | Boson, 53p 74n |  |  | Stable | Spin 5/2 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 | 126.904472681 |  | Abundance | 1×102% |  | Mass Excess | -88.983125MeV |  | Binding Energy | 8.445481MeV |  | Magnetic Moment | 2.81327 μ |  | Quadrupole Moment | -0.79 | 
 |