Isotopes of Iodine |
Notes |
There are 37 isotopes of iodine and only one, I-127, is stable. |
Notable Isotopes | |
127I [74 neutrons] | |
Abundance: 100% | |
Stable with 74 neutrons | |
129I [76 neutrons] | |
Abundance: synthetic | |
Half life: 1.57 x 107 years [ beta- ] | |
Decay Energy: 0.194 MeV | |
Decays to 129Xe. | |
131I (radioiodine) [78 neutrons] | |
Abundance: synthetic | |
Half life: 8.02070 days [ beta- ] | |
Decay Energy: 0.971 MeV | |
Decays to 131Xe. | |
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