鎝共有 57 個同位素，沒有一種是穩定的。 圖表 rowspan385Tc rowspan3 styletextalignright 43 rowspan3 styletextalignright 42 rowspan38494883 43 rowspan3110 ns 85Mo rowspan312 rowspan3 84Mo 84Nb 86Tc styletextalignright 43 styletextalignright 43 8594288 32 55 6 ms 86Mo 0 styletextindent1em 86mTc colspan3 styletextindent2em 1500 150 keV 111 21 µs 55 87Tc styletextalignright 43 styletextalignright 44 8693653 32 218 16 s 87Mo 12 styletextindent1em 87mTc colspan3 styletextindent2em 20 60 keV 2 s 92 88Tc styletextalignright 43 styletextalignright 45 8793268 22 58 2 s 88Mo 23 styletextindent1em 88mTc colspan3 styletextindent2em 0 300 keV 64 8 s 88Mo 678 89Tc styletextalignright 43 styletextalignright 46 8892717 22 128 9 s 89Mo 92 styletextindent1em 89mTc colspan3 styletextindent2em 626 5 keV 129 8 s 89Mo 12 90Tc styletextalignright 43 styletextalignright 47 8992356 26 87 2 s 90Mo 1 styletextindent1em 90mTc colspan3 styletextindent2em 310 390 keV 492 4 s 90Mo 8 91Tc styletextalignright 43 styletextalignright 48 9091843 22 314 2 min 91Mo 92 rowspan2 styletextindent1em 91mTc rowspan2 colspan3 styletextindent2em 1393 3 keV rowspan233 1 min 99 91Mo rowspan212 rowspan2 IT 1 91Tc 92Tc styletextalignright 43 styletextalignright 49 91915260 28 425 15 min 92Mo 8 styletextindent1em 92mTc colspan3 styletextindent2em 27015 11 keV 103 7 µs 4 93Tc styletextalignright 43 styletextalignright 50 92910249 4 275 5 h 93Mo 92 rowspan2 styletextindent1em 93m1Tc rowspan2 colspan3 styletextindent2em 39184 8 keV rowspan2435 10 min IT 766 93Tc rowspan212 rowspan2 234 93Mo styletextindent1em 93m2Tc colspan3 styletextindent2em 218516 15 keV 102 3 µs 172 94Tc styletextalignright 43 styletextalignright 51 93909657 5 293 1 min 94Mo 7 rowspan2 styletextindent1em 94mTc rowspan2 colspan3 styletextindent2em 755 19 keV rowspan2520 10 min 999 94Mo rowspan22 rowspan2 IT 1 94Tc 95Tc styletextalignright 43 styletextalignright 52 94907657 6 200 1 h 95Mo 92 rowspan2 styletextindent1em 95mTc rowspan2 colspan3 styletextindent2em 3889 5 keV rowspan261 2 d 9612 95Mo rowspan212 rowspan2 IT 388 95Tc 96Tc styletextalignright 43 styletextalignright 53 95907871 6 428 7 d 96Mo 7 rowspan2 styletextindent1em 96mTc rowspan2 colspan3 styletextindent2em 3428 7 keV rowspan2515 10 min IT 98 96Tc rowspan24 rowspan2 2 96Mo 97Tc styletextalignright 43 styletextalignright 54 96906365 5 421106 a 97Mo 92 rowspan2 styletextindent1em 97mTc rowspan2 colspan3 styletextindent2em 9656 6 keV rowspan2914 8 d IT 9966 97Tc rowspan212 rowspan2 34 97Mo styletextalignright 43 styletextalignright 55 97907216 4 42 3106 a 98Ru 6 styletextindent1em colspan3 styletextindent2em 9076 16 keV 147 3 µs 2 Longlived fission product styletextalignright 43 styletextalignright 56 989062547 21 2111 12105 a 99Ru 92 痕量 rowspan2 styletextindent1em Used in medicine rowspan2 colspan3 styletextindent2em 1426832 11 keV rowspan260058 12 h IT 9999 99Tc rowspan212 rowspan2 0037 99Ru rowspan2100Tc rowspan2 styletextalignright 43 rowspan2 styletextalignright 57 rowspan2999076578 24 rowspan2158 1 s 9999 100Ru rowspan21 rowspan2 0018 100Mo styletextindent1em 100m1Tc colspan3 styletextindent2em 20067 4 keV 832 14 µs 4 styletextindent1em 100m2Tc colspan3 styletextindent2em 24396 4 keV 32 2 µs 6 101Tc styletextalignright 43 styletextalignright 58 100907315 26 1422 1 min 101Ru 92 styletextindent1em 101mTc colspan3 styletextindent2em 20753 4 keV 636 8 µs 12 102Tc styletextalignright 43 styletextalignright 59 101909215 10 528 15 s 102Ru 1 rowspan2 styletextindent1em 102mTc rowspan2 colspan3 styletextindent2em 20 10 keV rowspan2435 7 min 98 102Ru rowspan245 IT 2 102Tc 103Tc styletextalignright 43 styletextalignright 60 102909181 11 542 8 s 103Ru 52 104Tc styletextalignright 43 styletextalignright 61 10391145 5 183 3 min 104Ru 3 styletextindent1em 104m1Tc colspan3 styletextindent2em 697 2 keV 35 3 µs 2 styletextindent1em 104m2Tc colspan3 styletextindent2em 1061 3 keV 040 2 µs 105Tc styletextalignright 43 styletextalignright 62 10491166 6 76 1 min 105Ru 32 106Tc styletextalignright 43 styletextalignright 63 105914358 14 356 6 s 106Ru 12 107Tc styletextalignright 43 styletextalignright 64 10691508 16 212 2 s 107Ru 32 styletextindent1em 107mTc colspan3 styletextindent2em 657 10 keV 184 3 ns 52 108Tc styletextalignright 43 styletextalignright 65 10791846 14 517 7 s 108Ru 2 rowspan2109Tc rowspan2 styletextalignright 43 rowspan2 styletextalignright 66 rowspan210891998 10 rowspan2860 40 ms 9992 109Ru rowspan232 rowspan2 08 108Ru rowspan2110Tc rowspan2 styletextalignright 43 rowspan2 styletextalignright 67 rowspan210992382 8 rowspan2092 3 s 9996 110Ru rowspan22 rowspan2 04 109Ru rowspan2111Tc rowspan2 styletextalignright 43 rowspan2 styletextalignright 68 rowspan211092569 12 rowspan2290 20 ms 9915 111Ru rowspan232 rowspan2 85 110Ru rowspan2112Tc rowspan2 styletextalignright 43 rowspan2 styletextalignright 69 rowspan211192915 13 rowspan2290 20 ms 974 112Ru rowspan22 rowspan2 26 111Ru 113Tc styletextalignright 43 styletextalignright 70 11293159 32 170 20 ms 113Ru 32 114Tc styletextalignright 43 styletextalignright 71 11393588 64 150 30 ms 114Ru 2 115Tc styletextalignright 43 styletextalignright 72 11493869 75 100 ms 300 ns 115Ru 32 116Tc styletextalignright 43 styletextalignright 73 11594337 75 90 ms 300 ns 2 117Tc styletextalignright 43 styletextalignright 74 11694648 75 40 ms 300 ns 32 118Tc styletextalignright 43 styletextalignright 75 11795148 97 30 ms 300 ns 2 參考文獻 Isotope masses from Ame2003 Atomic Mass Evaluation by G Audi AH Wapstra C Thibault J Blachot and O Bersillon in Nuclear Physics A729 2003 Halflife spin and isomer data selected from these sources Editing notes on this articles talk page Audi Bersillon Blachot Wapstra The Nubase2003 evaluation of nuclear and decay properties Nuc Phys A 729 pp 3128 2003 National Nuclear Data Center Brookhaven National Laboratory Information extracted from the NuDat 21 database 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 Tc