It's Elemental
Isotopes of the Element Scandium
Scandium
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 |
| 45 | 100% | STABLE |
Known Isotopes
| Mass Number | Half-life | Decay Mode | Branching Percentage |
| 36 | No Data Available | Proton Emission (suspected) | No Data Available |
| 37 | No Data Available | Proton Emission (suspected) | No Data Available |
| 38 | No Data Available | Proton Emission | No Data Available |
| 39 | < 300 nanoseconds | Proton Emission | 100.00% |
| 40 | 182.3 milliseconds | Electron Capture | 100.00% |
| Electron Capture with delayed Proton Emission | 0.44% | ||
| Electron Capture with delayed Alpha Decay | 0.02% | ||
| 41 | 596.3 milliseconds | Electron Capture | 100.00% |
| 42 | 681.3 milliseconds | Electron Capture | 100.00% |
| 42m | 61.7 seconds | Electron Capture | 100.00% |
| 43 | 3.891 hours | Electron Capture | 100.00% |
| 44 | 3.97 hours | Electron Capture | 100.00% |
| 44m | 58.61 hours | Isomeric Transition | 98.80% |
| Electron Capture | 1.20% | ||
| 45 | STABLE | - | - |
| 45m | 318 milliseconds | Isomeric Transition | 100.00% |
| 46 | 83.79 days | Beta-minus Decay | 100.00% |
| 46m | 18.75 seconds | Isomeric Transition | 100.00% |
| 47 | 3.3492 days | Beta-minus Decay | 100.00% |
| 48 | 43.67 hours | Beta-minus Decay | 100.00% |
| 49 | 57.18 minutes | Beta-minus Decay | 100.00% |
| 50 | 102.5 seconds | Beta-minus Decay | 100.00% |
| 50m | 0.35 seconds | Isomeric Transition | > 97.50% |
| Beta-minus Decay | < 2.50% | ||
| 51 | 12.4 seconds | Beta-minus Decay | 100.00% |
| 52 | 8.2 seconds | Beta-minus Decay | 100.00% |
| 53 | 2.4 seconds | Beta-minus Decay | 100.00% |
| Beta-minus Decay with delayed Neutron Emission (suspected) | No Data Available | ||
| 54 | 526 milliseconds | Beta-minus Decay | 100.00% |
| 55 | 96 milliseconds | Beta-minus Decay | 100.00% |
| Beta-minus Decay with delayed Neutron Emission | 17.00% | ||
| 56 | 26 milliseconds | Beta-minus Decay | 100.00% |
| Beta-minus Decay with delayed Neutron Emission (suspected) | No Data Available | ||
| 56m | 75 milliseconds | Beta-minus Decay | 100.00% |
| Beta-minus Decay with delayed Neutron Emission | > 14.00% | ||
| 57 | 22 milliseconds | Beta-minus Decay | 100.00% |
| Beta-minus Decay with delayed Neutron Emission | No Data Available | ||
| 58 | 12 milliseconds | Beta-minus Decay | 100.00% |
| Beta-minus Decay with delayed Neutron Emission | No Data Available | ||
| 59 | > 360 nanoseconds | Beta-minus Decay with delayed Neutron Emission | No Data Available |
| Beta-minus Decay | No Data Available | ||
| 60 | > 360 nanoseconds | Beta-minus Decay | No Data Available |
| Beta-minus Decay with delayed Neutron Emission | No Data Available | ||
| 61 | > 360 nanoseconds | Beta-minus Decay | No Data Available |
| Beta-minus Decay with delayed Neutron Emission | No Data Available |
Citation and linking information
For questions about this page, please contact Carol McKisson.