나트륨 동위 원소
표

| 핵자 수 | Z(p)> 들뜬 에너지 | N(n)> 들뜬 에너지 |   동위 원소 질량 (u)  > 들뜬 에너지 | 반감기 | 붕괴 방식 | 붕괴 생성 동위 원소 | 핵자 스핀 | 자연계에 존재하는 동위 원소 범위 (몰 분율) | 자연계에 존재하는 최대 범위 (몰 분율) |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 18Na | 11 | 7 | 18.02597(5) | 1.3(4)×10−21 s | p (>99.9%) | 17Ne | (1-)# |  |  |
| 18Na | 11 | 7 | 18.02597(5) | 1.3(4)×10−21 s | β+ (<.1%) | 18Ne | (1-)# |  |  |
| 19Na | 11 | 8 | 19.013877(13) | <40 ns | p | 18Ne | (5/2+)# |  |  |
| 20Na | 11 | 9 | 20.007351(7) | 447.9(23) ms | β+ (75%) | 20Ne | 2+ |  |  |
| 20Na | 11 | 9 | 20.007351(7) | 447.9(23) ms | β+, α (25%) | 16O | 2+ |  |  |
| 21Na | 11 | 10 | 20.9976552(8) | 22.49(4) s | β+ | 21Ne | 3/2+ |  |  |
| 22Na | 11 | 11 | 21.9944364(4) | 2.6027(10) yr | β+ | 22Ne | 3+ | 미량 |  |
| 22mNa | 583.03(9) keV | 583.03(9) keV | 583.03(9) keV | 244(6) ns |  |  | 1+ |  |  |
| 23Na | 11 | 12 | 22.9897692809(29) | 안정 | 안정 | 안정 | 3/2+ | 1.0000 |  |
| 24Na | 11 | 13 | 23.99096278(8) | 14.9590(12) h | β- | 24Mg | 4+ | 미량 |  |
| 24mNa | 472.207(9) keV | 472.207(9) keV | 472.207(9) keV | 20.20(7) ms | IT (99.95%) | 24Na | 1+ |  |  |
| 24mNa | 472.207(9) keV | 472.207(9) keV | 472.207(9) keV | 20.20(7) ms | β− (.05%) | 24Mg | 1+ |  |  |
| 25Na | 11 | 14 | 24.9899540(13) | 59.1(6) s | β− | 25Mg | 5/2+ |  |  |
| 26Na | 11 | 15 | 25.992633(6) | 1.077(5) s | β− | 26Mg | 3+ |  |  |
| 27Na | 11 | 16 | 26.994077(4) | 301(6) ms | β− (99.87%) | 27Mg | 5/2+ |  |  |
| 27Na | 11 | 16 | 26.994077(4) | 301(6) ms | β−, n (.13%) | 26Mg | 5/2+ |  |  |
| 28Na | 11 | 17 | 27.998938(14) | 30.5(4) ms | β− (99.421%) | 28Mg | 1+ |  |  |
| 28Na | 11 | 17 | 27.998938(14) | 30.5(4) ms | β−, n (.579%) | 27Mg | 1+ |  |  |
| 29Na | 11 | 18 | 29.002861(14) | 44.9(12) ms | β− (74.09%) | 29Mg | 3/2(+#) |  |  |
| 29Na | 11 | 18 | 29.002861(14) | 44.9(12) ms | β−, n (25.91%) | 28Mg | 3/2(+#) |  |  |
| 30Na | 11 | 19 | 30.008976(27) | 48.4(17) ms | β− (68.83%) | 30Mg | 2+ |  |  |
| 30Na | 11 | 19 | 30.008976(27) | 48.4(17) ms | β−, n (30.0%) | 29Mg | 2+ |  |  |
| 30Na | 11 | 19 | 30.008976(27) | 48.4(17) ms | β−, 2n (1.17%) | 28Mg | 2+ |  |  |
| 30Na | 11 | 19 | 30.008976(27) | 48.4(17) ms | β−, α | 26Ne | 2+ |  |  |
| 31Na | 11 | 20 | 31.01359(23) | 17.0(4) ms | β− (62.05%) | 31Mg | (3/2+) |  |  |
| 31Na | 11 | 20 | 31.01359(23) | 17.0(4) ms | β−, n | 30Mg | (3/2+) |  |  |
| 31Na | 11 | 20 | 31.01359(23) | 17.0(4) ms | β−, 2n | 29Mg | (3/2+) |  |  |
| 31Na | 11 | 20 | 31.01359(23) | 17.0(4) ms | β−, 3n | 28Mg | (3/2+) |  |  |
| 32Na | 11 | 21 | 32.02047(38) | 12.9(7) ms | β− | 32Mg | (3-,4-) |  |  |
| 32Na | 11 | 21 | 32.02047(38) | 12.9(7) ms | β−, n | 31Mg | (3-,4-) |  |  |
| 32Na | 11 | 21 | 32.02047(38) | 12.9(7) ms | β−, 2n | 30Mg | (3-,4-) |  |  |
| 33Na | 11 | 22 | 33.02672(94) | 8.2(2) ms | β−, n (52.0%) | 32Mg | 3/2+# |  |  |
| 33Na | 11 | 22 | 33.02672(94) | 8.2(2) ms | β− (36.0%) | 33Mg | 3/2+# |  |  |
| 33Na | 11 | 22 | 33.02672(94) | 8.2(2) ms | β−, 2n (12.0%) | 31Mg | 3/2+# |  |  |
| 34Na | 11 | 23 | 34.03517(96)# | 5.5(10) ms | β−, 2n (50.0%) | 32Mg | 1+ |  |  |
| 34Na | 11 | 23 | 34.03517(96)# | 5.5(10) ms | β− (35.0%) | 34Mg | 1+ |  |  |
| 34Na | 11 | 23 | 34.03517(96)# | 5.5(10) ms | β−, n (15.0%) | 33Mg | 1+ |  |  |
| 35Na | 11 | 24 | 35.04249(102)# | 1.5(5) ms | β− (>99.9%) | 35Mg | 3/2+# |  |  |
| 35Na | 11 | 24 | 35.04249(102)# | 1.5(5) ms | β−, n (<.1%) | 34Mg | 3/2+# |  |  |
| 36Na | 11 | 25 | 36.05148(102)# | <260 ns |  |  |  |  |  |
| 37Na | 11 | 26 | 37.05934(103)# | 1# ms [>1.5 µs] |  |  | 3/2+# |  |  |