Technetium Isotopic Data
Isotope |
Isotopic Mass amu |
% Abundance |
T1/2 |
T1/2 Units |
Mass Excess KeV |
Binding Energy Per Nucleon KeV |
Decay Mode |
Branching Ratio |
85Tc | 84.94883 (43) |
| <110 | ns | -47,670 (400) | 8,236 (5) | p ? |
|
86Tc | 85.94288 (32) |
| 55 | ms | -53,210 (300) | 8,299 (3) | B+ | 100 |
87Tc | 86.93653 (32) |
| 2.18 | s | -59,120 (300) | 8,364 (3) | B+ | 100 |
88Tc | 87.93268 (22) |
| 5.8 | s | -62,710 (200) | 8,402 (2) | B+ | 100 |
89Tc | 88.92717 (22) |
| 12.8 | s | -67,840 (200) | 8,456 (2) | B+ | 100 |
90Tc | 89.92356 (26) |
| 8.7 | s | -71,210 (240) | 8,489 (2.7) | B+ | 100 |
91Tc | 90.91843 (22) |
| 3.14 | m | -75,980 (200) | 8,537 (2.2) | B+ | 100 |
92Tc | 91.915260 (28) |
| 4.25 | m | -78,935 (26) | 8,563.6 (2.8) | B+ | 100 |
93Tc | 92.9102490 (42) |
| 2.75 | h | -83,602.5 (3.9) | 8,608.54 (4.2) | B+ | 100 |
94Tc | 93.9096570 (48) |
| 293 | m | -84,154.0 (4.5) | 8,608.69 (4.8) | B+ | 100 |
95Tc | 94.9076571 (58) |
| 20 | h | -86,016.9 (5.4) | 8,622.64 (5.7) | B+ | 100 |
96Tc | 95.9078714 (59) |
| 4.28 | d | -85,817.3 (5.5) | 8,614.82 (5.7) | B+ | 100 |
97Tc | 96.9063654 (49) |
| 2.6 | My | -87,220.1 (4.5) | 8,623.68 (4.7) | EC | 100 |
98Tc | 97.9072160 (41) |
| 4.2 | My | -86,427.8 (3.8) | 8,609.96 (3.9) | B- | 100 |
99Tc | 98.9062547 (21) |
| 211.1 | ky | -87,323.1 (2) | 8,613.56 (2) | B- | 100 |
100Tc | 99.9076578 (24) |
| 15.8 | s | -86,016.2 (2.2) | 8,595.07 (2.2) | B-~100 |
|
101Tc | 100.907315 (26) |
| 14.22 | m | -86,336 (24) | 8,593.0 (2.4) | B- | 100 |
102Tc | 101.909215 (10) |
| 5.28 | s | -84,565.7 (9.4) | 8,570.58 (9.2) | B- | 100 |
103Tc | 102.909181 (11) |
| 54.2 | s | -84,597 (10) | 8,566.04 (9.7) | B- | 100 |
104Tc | 103.911447 (49) |
| 18.3 | m | -82,486 (46) | 8,541.0 (4.4) | B- | 100 |
105Tc | 104.911661 (59) |
| 7.6 | m | -82,288 (55) | 8,534.6 (5.2) | B- | 100 |
106Tc | 105.914358 (14) |
| 35.6 | s | -79,775 (13) | 8,506.5 (1.3) | B- | 100 |
107Tc | 106.91508 (16) |
| 21.2 | s | -79,100 (150) | 8,496 (1.4) | B- | 100 |
108Tc | 107.91846 (14) |
| 5.17 | s | -75,950 (130) | 8,463 (1.2) | B- | 100 |
109Tc | 108.91998 (10) |
| 860 | ms | -74,536 (96) | 8,446.5 (8.8) | B- | 100 |
110Tc | 109.923820 (82) |
| 920 | ms | -70,961 (77) | 8,410.6 (7) | B- | 100 |
111Tc | 110.92569 (12) |
| 290 | ms | -69,220 (110) | 8,391.8 (9.8) | B- | 100 |
112Tc | 111.92915 (13) |
| 290 | ms | -66,000 (120) | 8,360 (1.1) | B- | 100 |
113Tc | 112.93159 (32) |
| 170 | ms | -63,720 (300) | 8,338 (3) | B- | 100 |
114Tc | 113.93588 (64) |
| 150 | ms | -59,730 (600) | 8,300 (5) | B- | 100 |
115Tc | 114.93869 (75) |
| 100 | ms | -57,110 (700) | 8,275 (6) | B- ? |
|
116Tc | 115.94337 (75) |
| 90 | ms | -52,750 (700) | 8,236 (6) | B- ? |
|
117Tc | 116.94648 (75) |
| 40 | ms | -49,850 (700) | 8,210 (6) | B- ? |
|
118Tc | 117.95148 (97) |
| 30 | ms | -45,200 (900) | 8,169 (8) | B- ? |
|
86mTc | 85.94288 (32) |
| 1.11 | us | -53,210 (300) | 8,299 (3) | IT | 100 |
87mTc | 86.93653 (32) |
| 2 | s | -59,120 (300) | 8,364 (3) | B+ ? |
|
88mTc | 87.93268 (22) |
| 6.4 | s | -62,710 (200) | 8,402 (2) | B+ | 100 |
89mTc | 88.92717 (22) |
| 12.9 | s | -67,840 (200) | 8,456 (2) | B+~100 |
|
90mTc | 89.92356 (26) |
| 49.2 | s | -71,210 (240) | 8,489 (2.7) | B+ | 100 |
91mTc | 90.91843 (22) |
| 3.3 | m | -75,980 (200) | 8,537 (2.2) | B+>99 |
|
92mTc | 91.915260 (28) |
| 1.03 | us | -78,935 (26) | 8,563.6 (2.8) | IT | 100 |
93mTc | 92.9102490 (42) |
| 43.5 | m | -83,602.5 (3.9) | 8,608.54 (4.2) | IT | 76.6 11 |
94mTc | 93.9096570 (48) |
| 52 | m | -84,154.0 (4.5) | 8,608.69 (4.8) | B+~100 |
|
95mTc | 94.9076571 (58) |
| 61 | d | -86,016.9 (5.4) | 8,622.64 (5.7) | B+ | 96.12 32 |
96mTc | 95.9078714 (59) |
| 51.5 | m | -85,817.3 (5.5) | 8,614.82 (5.7) | IT | 98.0 5 |
97mTc | 96.9063654 (49) |
| 90.1 | d | -87,220.1 (4.5) | 8,623.68 (4.7) | IT~100 |
|
98mTc | 97.9072160 (41) |
| 14.7 | us | -86,427.8 (3.8) | 8,609.96 (3.9) | IT | 100 |
99mTc | 98.9062547 (21) |
| 6.015 | h | -87,323.1 (2) | 8,613.56 (2) | IT~100 |
|
100mTc | 99.9076578 (24) |
| 8.32 | us | -86,016.2 (2.2) | 8,595.07 (2.2) | 0 |
|
101mTc | 100.907315 (26) |
| 636 | us | -86,336 (24) | 8,593.0 (2.4) | IT | 100 |
102mTc | 101.909215 (10) |
| 4.35 | m | -84,565.7 (9.4) | 8,570.58 (9.2) | B- | 98 2 |
104mTc | 103.911447 (49) |
| 3.5 | us | -82,486 (46) | 8,541.0 (4.4) | IT | 100 |
107mTc | 106.91508 (16) |
| 184 | ns | -79,100 (150) | 8,496 (1.4) | IT | 100 |
93m1Tc | 92.9102490 (42) |
| 10.2 | us | -83,602.5 (3.9) | 8,608.54 (4.2) | 0 |
|
100m1Tc | 99.9076578 (24) |
| 3.2 | us | -86,016.2 (2.2) | 8,595.07 (2.2) | 0 |
|
Data Source: ENSDF March 2005
©Radiochemistry Society 2005