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鎝的同位素

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原子質量單位:98.9072(4))共有57個同位素,沒有一種是穩定的。

圖表[编辑]

符號 Z(p N(n 同位素質量(u 半衰期 衰變
方式
[1][n 1]
衰變
產物
[n 2]
原子核
自旋
激發能量
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) 2.6×106 a ε 97Mo 9/2+
97mTc 96.56(6) keV 91.4(8) d IT (99.66%) 97Tc 1/2-
ε (.34%) 97Mo
99
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
英语Technetium-99
[n 3]
43 56 98.9062547(21) 2.111(12)×105 a β 99Ru 9/2+
99m
Tc
英语Technetium-99m
[n 4]
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+#

備註:畫上#號的數據代表沒有經過實驗的証明,只是理論推測而已,而用括號括起來的代表數據不確定性。


同位素列表
鉬的同位素 鎝的同位素 釕的同位素

註釋[编辑]

  1. ^ Abbreviations:
    ε: Electron capture
    IT: Isomeric transition
  2. ^ Bold for stable isotopes, bold italics for nearly-stable isotopes (half-life longer than the age of the universe)
  3. ^ Long-lived fission product
  4. ^ Used in medicine

参考文獻[编辑]