It's Elemental
Isotopes of the Element Cadmium
Cadmium
Most of the isotope data on this site has been obtained from the National Nuclear Data Center. Please visit their site for more information.
Isotopes With A Known Natural Abundance
| Mass Number | Natural Abundance | Half-life |
| 106 | 1.25% | > 3.6×10+20 years |
| 108 | 0.89% | > 1.9×10+18 years |
| 110 | 12.49% | STABLE |
| 111 | 12.80% | STABLE |
| 112 | 24.13% | STABLE |
| 113 | 12.22% | 8.00×1015 years |
| 114 | 28.73% | > 2.1×1018 years |
| 116 | 7.49% | 3.3×10+19 years |
Known Isotopes
| Mass Number | Half-life | Decay Mode | Branching Percentage |
| 95 | No Data Available | Electron Capture with delayed Proton Emission (suspected) | No Data Available |
| Electron Capture (suspected) | No Data Available | ||
| 96 | 1.03 seconds | Electron Capture | 100.00% |
| 97 | 1.10 seconds | Electron Capture | 100.00% |
| Electron Capture with delayed Proton Emission | 12.0% | ||
| 97m | 3.70 seconds | Electron Capture | 100.00% |
| Electron Capture with delayed Proton Emission | 25.0% | ||
| 98 | 9.2 seconds | Electron Capture | 100.00% |
| Electron Capture with delayed Proton Emission | < 0.03% | ||
| 99 | 16 seconds | Electron Capture | 100.00% |
| Electron Capture with delayed Alpha Decay | < 1.0×10-4 % | ||
| Electron Capture with delayed Proton Emission | 0.17% | ||
| 100 | 49.1 seconds | Electron Capture | 100.00% |
| 101 | 1.36 minutes | Electron Capture | 100.00% |
| 102 | 5.5 minutes | Electron Capture | 100.00% |
| 103 | 7.3 minutes | Electron Capture | 100.00% |
| 104 | 57.7 minutes | Electron Capture | 100.00% |
| 105 | 55.5 minutes | Electron Capture | 100.00% |
| 106 | > 3.6×10+20 years | Double Electron Capture | No Data Available |
| 107 | 6.50 hours | Electron Capture | 100.00% |
| 108 | > 1.9×10+18 years | Double Electron Capture | No Data Available |
| 109 | 461.4 days | Electron Capture | 100.00% |
| 110 | STABLE | - | - |
| 111 | STABLE | - | - |
| 111m | 48.50 minutes | Isomeric Transition | 100.00% |
| 112 | STABLE | - | - |
| 113 | 8.00×1015 years | Beta-minus Decay | 100.00% |
| 113m | 14.1 years | Beta-minus Decay | 99.86% |
| Isomeric Transition | 0.14% | ||
| 114 | > 2.1×1018 years | Double Beta-minus Decay | No Data Available |
| 115 | 53.46 hours | Beta-minus Decay | 100.00% |
| 115m | 44.56 days | Beta-minus Decay | 100.00% |
| 116 | 3.3×10+19 years | Double Beta-minus Decay | No Data Available |
| 117 | 2.49 hours | Beta-minus Decay | 100.00% |
| 117m | 3.36 hours | Beta-minus Decay | 100.00% |
| 118 | 50.3 minutes | Beta-minus Decay | 100.00% |
| 119 | 2.69 minutes | Beta-minus Decay | 100.00% |
| 119m | 2.20 minutes | Beta-minus Decay | 100.00% |
| 120 | 50.80 seconds | Beta-minus Decay | 100.00% |
| 121 | 13.5 seconds | Beta-minus Decay | 100.00% |
| 121m | 8.3 seconds | Beta-minus Decay | 100.00% |
| 122 | 5.24 seconds | Beta-minus Decay | 100.00% |
| 123 | 2.10 seconds | Beta-minus Decay | 100.00% |
| 123m | 1.82 seconds | Beta-minus Decay | <= 100.00% |
| Isomeric Transition | No Data Available | ||
| 124 | 1.25 seconds | Beta-minus Decay | 100.00% |
| 125 | 0.68 seconds | Beta-minus Decay | 100.00% |
| 125m | 0.48 seconds | Beta-minus Decay | 100.00% |
| 126 | 0.515 seconds | Beta-minus Decay | 100.00% |
| 127 | 0.37 seconds | Beta-minus Decay | 100.00% |
| 128 | 0.28 seconds | Beta-minus Decay | 100.00% |
| 129 | 0.27 seconds | No Data Available | No Data Available |
| 130 | 162 milliseconds | Beta-minus Decay | 100.00% |
| Beta-minus Decay with delayed Neutron Emission | 3.50% | ||
| 131 | 68 milliseconds | Beta-minus Decay | 100.00% |
| Beta-minus Decay with delayed Neutron Emission | 3.50% | ||
| 132 | 97 milliseconds | Beta-minus Decay | 100.00% |
| Beta-minus Decay with delayed Neutron Emission | 60.00% | ||
| 133 | 57 milliseconds | Beta-minus Decay with delayed Neutron Emission | No Data Available |
| Beta-minus Decay with delayed Double Neutron Emission | No Data Available | ||
| Beta-minus Decay | 100.00% |
Citation and linking information
For questions about this page, please contact Carol McKisson.