| Proton | Neutron | Nuclear Spin | Energy State | |
|---|---|---|---|---|
| 29F | 9 | 20 | 5/2 | |
| 30Ne | 10 | 20 | 0 | |
| 31Na | 11 | 20 | 3/2 | |
| 32Mg | 12 | 20 | 0 | |
| 33Al | 13 | 20 | 5/2 | |
| 34Si | 14 | 20 | 0 | |
| 35P | 15 | 20 | 1/2 | |
| 36S | 16 | 20 | 0 | Stable |
| 37Cl | 17 | 20 | 3/2 | Stable |
| 38Ar | 18 | 20 | 0 | Stable |
| 39K | 19 | 20 | 3/2 | Stable |
| 40Ca | 20 | 20 | 0 | Stable |
| 41Sc | 21 | 20 | -7/2 | |
| 42Ti | 22 | 20 | 0 | |
| 43V | 23 | 20 | -7/2 | |
| 44Cr | 24 | 20 | 0 | |
| 45Mn | 25 | 20 | -7/2 | |
| 46Fe | 26 | 20 | 0 | |
| 47Co | 27 | 20 | -7/2 | |
| 48Ni | 28 | 20 | 0 |