テクネチウムの同位体
一覧

| 同位体核種 | Z(p)> 励起エネルギー | N(n)> 励起エネルギー | 同位体質量 (u)> 励起エネルギー | 半減期 | 核スピン数 | 天然存在比 | 天然存在比 (範囲) |
| --- | --- | --- | --- | --- | --- | --- | --- |
| 85Tc | 43 | 42 | 84.94883(43)# | <110 ns | 1/2-# |  |  |
| 86Tc | 43 | 43 | 85.94288(32)# | 55(6) ms | (0+) |  |  |
| 86mTc | 1500(150) keV | 1500(150) keV | 1500(150) keV | 1.11(21) µs | (5+,5-) |  |  |
| 87Tc | 43 | 44 | 86.93653(32)# | 2.18(16) s | 1/2-# |  |  |
| 87mTc | 20(60)# keV | 20(60)# keV | 20(60)# keV | 2# s | 9/2+# |  |  |
| 88Tc | 43 | 45 | 87.93268(22)# | 5.8(2) s | (2,3) |  |  |
| 88mTc | 0(300)# keV | 0(300)# keV | 0(300)# keV | 6.4(8) s | (6,7,8) |  |  |
| 89Tc | 43 | 46 | 88.92717(22)# | 12.8(9) s | (9/2+) |  |  |
| 89mTc | 62.6(5) keV | 62.6(5) keV | 62.6(5) keV | 12.9(8) s | (1/2-) |  |  |
| 90Tc | 43 | 47 | 89.92356(26) | 8.7(2) s | 1+ |  |  |
| 90mTc | 310(390) keV | 310(390) keV | 310(390) keV | 49.2(4) s | (8+) |  |  |
| 91Tc | 43 | 48 | 90.91843(22) | 3.14(2) min | (9/2)+ |  |  |
| 91mTc | 139.3(3) keV | 139.3(3) keV | 139.3(3) keV | 3.3(1) min | (1/2)- |  |  |
| 92Tc | 43 | 49 | 91.915260(28) | 4.25(15) min | (8)+ |  |  |
| 92mTc | 270.15(11) keV | 270.15(11) keV | 270.15(11) keV | 1.03(7) µs | (4+) |  |  |
| 93Tc | 43 | 50 | 92.910249(4) | 2.75(5) h | 9/2+ |  |  |
| 93m1Tc | 391.84(8) keV | 391.84(8) keV | 391.84(8) keV | 43.5(10) min | 1/2- |  |  |
| 93m2Tc | 2185.16(15) keV | 2185.16(15) keV | 2185.16(15) keV | 10.2(3) µs | (17/2)- |  |  |
| 94Tc | 43 | 51 | 93.909657(5) | 293(1) min | 7+ |  |  |
| 94mTc | 75.5(19) keV | 75.5(19) keV | 75.5(19) keV | 52.0(10) min | (2)+ |  |  |
| 95Tc | 43 | 52 | 94.907657(6) | 20.0(1) h | 9/2+ |  |  |
| 95mTc | 38.89(5) keV | 38.89(5) keV | 38.89(5) keV | 61(2) d | 1/2- |  |  |
| 96Tc | 43 | 53 | 95.907871(6) | 4.28(7) d | 7+ |  |  |
| 96mTc | 34.28(7) keV | 34.28(7) keV | 34.28(7) keV | 51.5(10) min | 4+ |  |  |
| 97Tc | 43 | 54 | 96.906365(5) | 2.6E+6 a | 9/2+ |  |  |
| 97mTc | 96.56(6) keV | 96.56(6) keV | 96.56(6) keV | 91.4(8) d | 1/2- |  |  |
| 98Tc | 43 | 55 | 97.907216(4) | 4.2(3)E+6 a | (6)+ |  |  |
| 98mTc | 90.76(16) keV | 90.76(16) keV | 90.76(16) keV | 14.7(3) µs | (2)- |  |  |
| 99Tc | 43 | 56 | 98.9062547(21) | 2.111(12)E+5 a | 9/2+ |  |  |
| 99mTc | 142.6832(11) keV | 142.6832(11) keV | 142.6832(11) keV | 6.0058(12) h | 1/2- |  |  |
| 100Tc | 43 | 57 | 99.9076578(24) | 15.8(1) s | 1+ |  |  |
| 100m1Tc | 200.67(4) keV | 200.67(4) keV | 200.67(4) keV | 8.32(14) µs | (4)+ |  |  |
| 100m2Tc | 243.96(4) keV | 243.96(4) keV | 243.96(4) keV | 3.2(2) µs | (6)+ |  |  |
| 101Tc | 43 | 58 | 100.907315(26) | 14.22(1) min | 9/2+ |  |  |
| 101mTc | 207.53(4) keV | 207.53(4) keV | 207.53(4) keV | 636(8) µs | 1/2- |  |  |
| 102Tc | 43 | 59 | 101.909215(10) | 5.28(15) s | 1+ |  |  |
| 102mTc | 20(10) keV | 20(10) keV | 20(10) keV | 4.35(7) min | (4,5) |  |  |
| 103Tc | 43 | 60 | 102.909181(11) | 54.2(8) s | 5/2+ |  |  |
| 104Tc | 43 | 61 | 103.91145(5) | 18.3(3) min | (3+)# |  |  |
| 104m1Tc | 69.7(2) keV | 69.7(2) keV | 69.7(2) keV | 3.5(3) µs | 2(+) |  |  |
| 104m2Tc | 106.1(3) keV | 106.1(3) keV | 106.1(3) keV | 0.40(2) µs | (+) |  |  |
| 105Tc | 43 | 62 | 104.91166(6) | 7.6(1) min | (3/2-) |  |  |
| 106Tc | 43 | 63 | 105.914358(14) | 35.6(6) s | (1,2) |  |  |
| 107Tc | 43 | 64 | 106.91508(16) | 21.2(2) s | (3/2-) |  |  |
| 107mTc | 65.7(10) keV | 65.7(10) keV | 65.7(10) keV | 184(3) ns | (5/2-) |  |  |
| 108Tc | 43 | 65 | 107.91846(14) | 5.17(7) s | (2)+ |  |  |
| 109Tc | 43 | 66 | 108.91998(10) | 860(40) ms | 3/2-# |  |  |
| 110Tc | 43 | 67 | 109.92382(8) | 0.92(3) s | (2+) |  |  |
| 111Tc | 43 | 68 | 110.92569(12) | 290(20) ms | 3/2-# |  |  |
| 112Tc | 43 | 69 | 111.92915(13) | 290(20) ms | 2+# |  |  |
| 113Tc | 43 | 70 | 112.93159(32)# | 170(20) ms | 3/2-# |  |  |
| 114Tc | 43 | 71 | 113.93588(64)# | 150(30) ms | 2+# |  |  |
| 115Tc | 43 | 72 | 114.93869(75)# | 100# ms [>300 ns] | 3/2-# |  |  |
| 116Tc | 43 | 73 | 115.94337(75)# | 90# ms [>300 ns] | 2+# |  |  |
| 117Tc | 43 | 74 | 116.94648(75)# | 40# ms [>300 ns] | 3/2-# |  |  |
| 118Tc | 43 | 75 | 117.95148(97)# | 30# ms [>300 ns] | 2+# |  |  |