锝的同位素
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图表
符号 | Z | N | 同位素质量(u) [n 1][n 2] |
半衰期 [n 1][n 2] |
衰变 方式[1] |
衰变 产物 [n 3][n 4] |
原子核 自旋[n 1] |
相对丰度 (摩尔分率) |
---|---|---|---|---|---|---|---|---|
激发能量[n 1][n 2] | ||||||||
85Tc | 43 | 42 | 84.94883(43)# | <110 ns | β+ | 85Mo | 1/2-# | |
p | 84Mo | |||||||
β+, p | 84Nb | |||||||
86Tc | 43 | 43 | 85.94288(32)# | 55(6) ms | β+ | 86Mo | (0+) | |
86mTc | 1500(150) keV | 1.11(21) µs | (5+,5-) | |||||
87Tc | 43 | 44 | 86.93653(32)# | 2.18(16) s | β+ | 87Mo | 1/2-# | |
87mTc | 20(60)# keV | 2# s | 9/2+# | |||||
88Tc | 43 | 45 | 87.93268(22)# | 5.8(2) s | β+ | 88Mo | (2,3) | |
88mTc | 0(300)# keV | 6.4(8) s | β+ | 88Mo | (6,7,8) | |||
89Tc | 43 | 46 | 88.92717(22)# | 12.8(9) s | β+ | 89Mo | (9/2+) | |
89mTc | 62.6(5) keV | 12.9(8) s | β+ | 89Mo | (1/2-) | |||
90Tc | 43 | 47 | 89.92356(26) | 8.7(2) s | β+ | 90Mo | 1+ | |
90mTc | 310(390) keV | 49.2(4) s | β+ | 90Mo | (8+) | |||
91Tc | 43 | 48 | 90.91843(22) | 3.14(2) min | β+ | 91Mo | (9/2)+ | |
91mTc | 139.3(3) keV | 3.3(1) min | β+ (99%) | 91Mo | (1/2)- | |||
IT (1%) | 91Tc | |||||||
92Tc | 43 | 49 | 91.915260(28) | 4.25(15) min | β+ | 92Mo | (8)+ | |
92mTc | 270.15(11) keV | 1.03(7) µs | (4+) | |||||
93Tc | 43 | 50 | 92.910249(4) | 2.75(5) h | β+ | 93Mo | 9/2+ | |
93m1Tc | 391.84(8) keV | 43.5(10) min | IT (76.6%) | 93Tc | 1/2- | |||
β+ (23.4%) | 93Mo | |||||||
93m2Tc | 2185.16(15) keV | 10.2(3) µs | (17/2)- | |||||
94Tc | 43 | 51 | 93.909657(5) | 293(1) min | β+ | 94Mo | 7+ | |
94mTc | 75.5(19) keV | 52.0(10) min | β+ (99.9%) | 94Mo | (2)+ | |||
IT (.1%) | 94Tc | |||||||
95Tc | 43 | 52 | 94.907657(6) | 20.0(1) h | β+ | 95Mo | 9/2+ | |
95mTc | 38.89(5) keV | 61(2) d | β+ (96.12%) | 95Mo | 1/2- | |||
IT (3.88%) | 95Tc | |||||||
96Tc | 43 | 53 | 95.907871(6) | 4.28(7) d | β+ | 96Mo | 7+ | |
96mTc | 34.28(7) keV | 51.5(10) min | IT (98%) | 96Tc | 4+ | |||
β+ (2%) | 96Mo | |||||||
97Tc | 43 | 54 | 96.906365(5) | 4.21×106 a | ε | 97Mo | 9/2+ | |
97mTc | 96.56(6) keV | 91.4(8) d | IT (99.66%) | 97Tc | 1/2- | |||
ε (.34%) | 97Mo | |||||||
98 Tc |
43 | 55 | 97.907216(4) | 4.2(3)×106 a | β− | 98Ru | (6)+ | |
98m Tc |
90.76(16) keV | 14.7(3) µs | (2)- | |||||
99 Tc [n 5] |
43 | 56 | 98.9062547(21) | 2.111(12)×105 a | β− | 99Ru | 9/2+ | 痕量 |
99m Tc [n 6] |
142.6832(11) keV | 6.0058(12) h | IT (99.99%) | 99Tc | 1/2- | |||
β− (.0037%) | 99Ru | |||||||
100Tc | 43 | 57 | 99.9076578(24) | 15.8(1) s | β− (99.99%) | 100Ru | 1+ | |
ε (.0018%) | 100Mo | |||||||
100m1Tc | 200.67(4) keV | 8.32(14) µs | (4)+ | |||||
100m2Tc | 243.96(4) keV | 3.2(2) µs | (6)+ | |||||
101Tc | 43 | 58 | 100.907315(26) | 14.22(1) min | β− | 101Ru | 9/2+ | |
101mTc | 207.53(4) keV | 636(8) µs | 1/2- | |||||
102Tc | 43 | 59 | 101.909215(10) | 5.28(15) s | β− | 102Ru | 1+ | |
102mTc | 20(10) keV | 4.35(7) min | β− (98%) | 102Ru | (4,5) | |||
IT (2%) | 102Tc | |||||||
103Tc | 43 | 60 | 102.909181(11) | 54.2(8) s | β− | 103Ru | 5/2+ | |
104Tc | 43 | 61 | 103.91145(5) | 18.3(3) min | β− | 104Ru | (3+)# | |
104m1Tc | 69.7(2) keV | 3.5(3) µs | 2(+) | |||||
104m2Tc | 106.1(3) keV | 0.40(2) µs | (+) | |||||
105Tc | 43 | 62 | 104.91166(6) | 7.6(1) min | β− | 105Ru | (3/2-) | |
106Tc | 43 | 63 | 105.914358(14) | 35.6(6) s | β− | 106Ru | (1,2) | |
107Tc | 43 | 64 | 106.91508(16) | 21.2(2) s | β− | 107Ru | (3/2-) | |
107mTc | 65.7(10) keV | 184(3) ns | (5/2-) | |||||
108Tc | 43 | 65 | 107.91846(14) | 5.17(7) s | β− | 108Ru | (2)+ | |
109Tc | 43 | 66 | 108.91998(10) | 860(40) ms | β− (99.92%) | 109Ru | 3/2-# | |
β−, n (.08%) | 108Ru | |||||||
110Tc | 43 | 67 | 109.92382(8) | 0.92(3) s | β− (99.96%) | 110Ru | (2+) | |
β−, n (.04%) | 109Ru | |||||||
111Tc | 43 | 68 | 110.92569(12) | 290(20) ms | β− (99.15%) | 111Ru | 3/2-# | |
β−, n (.85%) | 110Ru | |||||||
112Tc | 43 | 69 | 111.92915(13) | 290(20) ms | β− (97.4%) | 112Ru | 2+# | |
β−, n (2.6%) | 111Ru | |||||||
113Tc | 43 | 70 | 112.93159(32)# | 170(20) ms | β− | 113Ru | 3/2-# | |
114Tc | 43 | 71 | 113.93588(64)# | 150(30) ms | β− | 114Ru | 2+# | |
115Tc | 43 | 72 | 114.93869(75)# | 100# ms [>300 ns] | β− | 115Ru | 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+# |
← | 同位素列表 | → |
钼的同位素 | 锝的同位素 | 钌的同位素 |
参考文献
- Isotope masses from Ame2003 Atomic Mass Evaluation by G. Audi, A.H. Wapstra, C. Thibault, J. Blachot and O. Bersillon in Nuclear Physics A729 (2003).
- Half-life, spin, and isomer data selected from these sources. Editing notes on this article's talk page.
- Audi, Bersillon, Blachot, Wapstra. The Nubase2003 evaluation of nuclear and decay properties (页面存档备份,存于互联网档案馆), Nuc. Phys. A 729, pp. 3-128 (2003).
- National Nuclear Data Center, Brookhaven National Laboratory. Information extracted from the NuDat 2.1 database (页面存档备份,存于互联网档案馆) (retrieved Sept. 2005).
- David R. Lide (ed.), Norman E. Holden in CRC Handbook of Chemistry and Physics, 85th Edition, online version. CRC Press. Boca Raton, Florida (2005). Section 11, Table of the Isotopes.