Natural Ocurring Isotopes
Natural Abundance (atom%) |
Magnetic Moment | Atomic Mass |
||
27Al |
100 | 5/2 |
3.641504 |
26.9815396 |
'
Radioactive Isotopes
| Isotope | Mass | Half Life | Mode of Decay | Nuclear Spin | Nuclear Magnetic Moment |
| 24Al | 23.999941 | 2.07 s | EC + a to 20Ne; EC to 24Mg | 4 | 3.646 |
| 25Al | 24.990429 | 7.17 s | EC to 25Mg | 5/2 | NA |
| 26Al | 25.986892 | 710000 y | EC to 26Mg | 5 | NA |
| 28Al | 27.981910 | 2.25 m | b- to 28Si | 3 | 3.24 |
| 29Al | 28.980446 | 6.5 m | b- to 29Si | 5/2 | NA |
| 30Al | 29.98296 | 3.68 s | b- to 30Si | 3 | NA |