釕的同位素
圖表

| 符號 | Z> 激發能量 | N> 激發能量 | 同位素質量（u） > 激發能量 | 半衰期 | 衰變方式 | 衰變產物 | 原子核 自旋 | 相對豐度 （莫耳分率） | 相對豐度 的變化量 （莫耳分率） |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 87Ru | 44 | 43 | 86.94918(64)# | 50# ms [>1.5 µs] | β+ | 87Tc | 1/2-# |  |  |
| 88Ru | 44 | 44 | 87.94026(43)# | 1.3(3) s [1.2(+3-2) s] | β+ | 88Tc | 0+ |  |  |
| 89Ru | 44 | 45 | 88.93611(54)# | 1.38(11) s | β+ | 89Tc | (7/2)(+#) |  |  |
| 90Ru | 44 | 46 | 89.92989(32)# | 11.7(9) s | β+ | 90Tc | 0+ |  |  |
| 91Ru | 44 | 47 | 90.92629(63)# | 7.9(4) s | β+ | 91Tc | (9/2+) |  |  |
| 91mRu | 80(300)# keV | 80(300)# keV | 80(300)# keV | 7.6(8) s | β+ (>99.9%) | 91Tc | (1/2-) |  |  |
| 91mRu | 80(300)# keV | 80(300)# keV | 80(300)# keV | 7.6(8) s | IT (<.1%) | 91Ru | (1/2-) |  |  |
| 91mRu | 80(300)# keV | 80(300)# keV | 80(300)# keV | 7.6(8) s | β+, p (<.1%) | 90Mo | (1/2-) |  |  |
| 92Ru | 44 | 48 | 91.92012(32)# | 3.65(5) min | β+ | 92Tc | 0+ |  |  |
| 93Ru | 44 | 49 | 92.91705(9) | 59.7(6) s | β+ | 93Tc | (9/2)+ |  |  |
| 93m1Ru | 734.40(10) keV | 734.40(10) keV | 734.40(10) keV | 10.8(3) s | β+ (78%) | 93Tc | (1/2)- |  |  |
| 93m1Ru | 734.40(10) keV | 734.40(10) keV | 734.40(10) keV | 10.8(3) s | IT (22%) | 93Ru | (1/2)- |  |  |
| 93m1Ru | 734.40(10) keV | 734.40(10) keV | 734.40(10) keV | 10.8(3) s | β+, p (.027%) | 92Mo | (1/2)- |  |  |
| 93m2Ru | 2082.6(9) keV | 2082.6(9) keV | 2082.6(9) keV | 2.20(17) µs |  |  | (21/2)+ |  |  |
| 94Ru | 44 | 50 | 93.911360(14) | 51.8(6) min | β+ | 94Tc | 0+ |  |  |
| 94mRu | 2644.55(25) keV | 2644.55(25) keV | 2644.55(25) keV | 71(4) µs |  |  | (8+) |  |  |
| 95Ru | 44 | 51 | 94.910413(13) | 1.643(14) h | β+ | 95Tc | 5/2+ |  |  |
| 96Ru | 44 | 52 | 95.907598(8) | 觀測上穩定 | 觀測上穩定 | 觀測上穩定 | 0+ | 0.0554(14) |  |
| 97Ru | 44 | 53 | 96.907555(9) | 2.791(4) d | β+ | 97mTc | 5/2+ |  |  |
| 98Ru | 44 | 54 | 97.905287(7) | 稳定 | 稳定 | 稳定 | 0+ | 0.0187(3) |  |
| 99Ru | 44 | 55 | 98.9059393(22) | 稳定 | 稳定 | 稳定 | 5/2+ | 0.1276(14) |  |
| 100Ru | 44 | 56 | 99.9042195(22) | 稳定 | 稳定 | 稳定 | 0+ | 0.1260(7) |  |
| 101Ru | 44 | 57 | 100.9055821(22) | 稳定 | 稳定 | 稳定 | 5/2+ | 0.1706(2) |  |
| 101mRu | 527.56(10) keV | 527.56(10) keV | 527.56(10) keV | 17.5(4) µs |  |  | 11/2- |  |  |
| 102Ru | 44 | 58 | 101.9043493(22) | 稳定 | 稳定 | 稳定 | 0+ | 0.3155(14) |  |
| 103Ru | 44 | 59 | 102.9063238(22) | 39.26(2) d | β− | 103Rh | 3/2+ |  |  |
| 103mRu | 238.2(7) keV | 238.2(7) keV | 238.2(7) keV | 1.69(7) ms | IT | 103Ru | 11/2- |  |  |
| 104Ru | 44 | 60 | 103.905433(3) | 觀測上穩定 | 觀測上穩定 | 觀測上穩定 | 0+ | 0.1862(27) |  |
| 105Ru | 44 | 61 | 104.907753(3) | 4.44(2) h | β− | 105Rh | 3/2+ |  |  |
| 106Ru | 44 | 62 | 105.907329(8) | 373.59(15) d | β− | 106Rh | 0+ |  |  |
| 107Ru | 44 | 63 | 106.90991(13) | 3.75(5) min | β− | 107Rh | (5/2)+ |  |  |
| 108Ru | 44 | 64 | 107.91017(12) | 4.55(5) min | β− | 108Rh | 0+ |  |  |
| 109Ru | 44 | 65 | 108.91320(7) | 34.5(10) s | β− | 109Rh | (5/2+)# |  |  |
| 110Ru | 44 | 66 | 109.91414(6) | 11.6(6) s | β− | 110Rh | 0+ |  |  |
| 111Ru | 44 | 67 | 110.91770(8) | 2.12(7) s | β− | 111Rh | (5/2+) |  |  |
| 112Ru | 44 | 68 | 111.91897(8) | 1.75(7) s | β− | 112Rh | 0+ |  |  |
| 113Ru | 44 | 69 | 112.92249(8) | 0.80(5) s | β− | 113Rh | (5/2+) |  |  |
| 113mRu | 130(18) keV | 130(18) keV | 130(18) keV | 510(30) ms |  |  | (11/2-) |  |  |
| 114Ru | 44 | 70 | 113.92428(25)# | 0.53(6) s | β− (>99.9%) | 114Rh | 0+ |  |  |
| 114Ru | 44 | 70 | 113.92428(25)# | 0.53(6) s | β−, n (<.1%) | 113Rh | 0+ |  |  |
| 115Ru | 44 | 71 | 114.92869(14) | 740(80) ms | β− (>99.9%) | 115Rh |  |  |  |
| 115Ru | 44 | 71 | 114.92869(14) | 740(80) ms | β−, n (<..1%) | 114Rh |  |  |  |
| 116Ru | 44 | 72 | 115.93081(75)# | 400# ms [>300 ns] | β− | 116Rh | 0+ |  |  |
| 117Ru | 44 | 73 | 116.93558(75)# | 300# ms [>300 ns] | β− | 117Rh |  |  |  |
| 118Ru | 44 | 74 | 117.93782(86)# | 200# ms [>300 ns] | β− | 118Rh | 0+ |  |  |
| 119Ru | 44 | 75 | 118.94284(75)# | 170# ms [>300 ns] |  |  |  |  |  |
| 120Ru | 44 | 76 | 119.94531(86)# | 80# ms [>300 ns] |  |  | 0+ |  |  |
1 2 3 4  畫上#號的數據代表沒有經過實驗的証明，僅為理論推測。
1 2 3 4  用括號括起來的數據代表不確定性。
↑  穩定的衰變產物以粗體表示。
↑  Believed to undergo β+β+ decay to 96Mo with a half-life over 6.7×1016 years
1 2 3 4 5 6  裂变产物
↑  Believed to undergo β−β− decay to 104Pd
| 0 | 1 | 2 |
| --- | --- | --- |

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