Isotopes of Technetium (Z=43)

Click on an isotope to get more information about its decay
Isotope Half-life Spin Parity Decay Mode(s) or Abundance
85Tc
86Tc
87Tc (9/2+)
88Tc 6.4 s (6,7,8) %EC+%B+=100
88m1Tc 5.8 s (2,3) %EC+%B+=100
89Tc 12.8 s (9/2+) %EC+%B+=100
89m1Tc 12.9 s (1/2-) %EC+%B+=100
90Tc 49.2 s (8+) %EC+%B+=100
90m1Tc 8.7 s1+ %EC+%B+=100
91Tc 3.14 m(9/2)+ %EC+%B+=100
91m1Tc 3.3 m(1/2)- %EC+%B+=100, %IT<1
92Tc 4.23 m(8)+ %EC+%B+=100
93Tc 2.75 h9/2+ %EC+%B+=100
93m1Tc 43.5 m1/2- %IT=76.6 11, %EC+%B+=23.4 11
94Tc 293 m7+ %EC+%B+=100
94m1Tc 52.0 m(2)+ %EC+%B+=100, %IT<0.1
95Tc 20.0 h9/2+ %EC+%B+=100
95m1Tc 61 d1/2- %EC+%B+=96.12 32, %IT=3.88 32
96Tc 4.28 d7+ %EC+%B+=100
96m1Tc 51.5 m4+ %IT=98.0 5 , %EC+%B+=2.0 5
97Tc 2.6e6 y 9/2+ %EC=100
97m1Tc 90.1 d 1/2- %IT=100, %EC<0.34
98Tc 4.2e+6 y(6)+ %B-=100
99Tc 2.111e+5 y9/2+ %B-=100
99m1Tc 6.01 h1/2- %IT=99.9963 6, %B-=0.0037 6
100Tc 15.8 s 1+ %B-=99.9982 9, %EC=0.0018 9
101Tc 14.22 m 9/2+ %B-=100
102Tc 5.28 s1+ %B-=100
102m1Tc 4.35 m(4,5) %B-=98 2, %IT=2 2
103Tc 54.2 s5/2+ %B-=100
104Tc 18.3 m(3+) %B-=100
105Tc 7.6 m(3/2-) %B-=100
106Tc 35.6 s(1,2) %B-=100
107Tc 21.2 s %B-=100
108Tc 5.17 s(2)+ %B-=100
109Tc 0.87 s %B-=100, %B-N=0.08 2
110Tc 0.92 s (1+,2+) %B-=100
111Tc 0.30 s %B-=100
112Tc 0.28 s %B-=100
113Tc 130 ms %B-=100
114Tc
115Tc
116Tc %B-=?
117Tc (5/2+) %B-=?
Isotope Explorer Nuclear Structure and Decay Data
8th Edition of the Table of Isotopes
Isotopes Project Home Page
Lawrence Berkeley National Laboratory
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