Tc
Technetium
Z 43 97.0 g/molTransition Metal Radioactive
| 83Tc | 40 | 82.9664 | -31,320.0 | --- | --- | (1/2-) | p→82Mo β⁺→83Mo β⁺p→82Nb | --- |
| 84Tc | 41 | 83.9595 | -37,700.0 | --- | --- | (1+) | p→83Mo β⁺→84Mo β⁺p→83Nb | --- |
| 85Tc | 42 | 84.9508 | -45,850.0 | --- | --- | (1/2-) | p→84Mo | --- |
| 86Tc | 43 | 85.9446 | -51,570.0 | --- | 55.0 ms | (0+) | β⁺→86Mo(100%) β⁺p→85Nb | 1992 |
| 86mTc | 43 | 85.9463 | -50,050.0 | --- | 1.1 µs | (6+) | γ→86Tc(100%) | 2000 |
| 87Tc | 44 | 86.9381 | -57,690.0 | --- | 2.14 s | (9/2+) | β⁺→87Mo(~100%) β⁺p→86Nb(<0.7%) | 1991 |
| 87mTc | 44 | 86.9381 | -57,683.0 | --- | 2.0 s | (1/2-) | β⁺→87Mo γ→87Tc | --- |
| 87nTc | 44 | 86.9381 | -57,619.0 | --- | 647.0 ns | (7/2+) | γ→87Tc(100%) | 2007 |
| 88Tc | 45 | 87.9338 | -61,670.0 | --- | 6.4 s | (2+) | β⁺→88Mo(100%) β⁺p→87Nb | 1991 |
| 88mTc | 45 | 87.9339 | -61,600.0 | --- | 5.8 s | (6+) | β⁺→88Mo(100%) β⁺p→87Nb | 1993 |
| 88nTc | 45 | 87.9339 | -61,575.0 | --- | 146.0 ns | (4+) | γ→88Tc(100%) | 2009 |
| 89Tc | 46 | 88.9276 | -67,395.0 | --- | 12.8 s | (9/2+) | β⁺→89Mo(100%) | 1991 |
| 89mTc | 46 | 88.9277 | -67,332.0 | --- | 12.9 s | (1/2-) | β⁺→89Mo(100%) γ→89Tc | 1991 |
| 90Tc | 47 | 89.9241 | -70,724.7 | --- | 49.2 s | (8+) | β⁺→90Mo(100%) | 1974 |
| 90mTc | 47 | 89.9242 | -70,580.7 | --- | 8.7 s | 1+ | β⁺→90Mo(100%) | 1974 |
| 91Tc | 48 | 90.9184 | -75,986.7 | --- | 3.14 m | (9/2+) | β⁺→91Mo(100%) | 1974 |
| 91mTc | 48 | 90.9186 | -75,847.4 | --- | 3.3 m | (1/2-) | β⁺→91Mo(100%) γ→91Tc | 1975 |
| 92Tc | 49 | 91.9153 | -78,926.0 | --- | 4.25 m | (8+) | β⁺→92Mo(100%) | 1964 |
| 92mTc | 49 | 91.9156 | -78,656.0 | --- | 1.03 µs | (4+) | γ→92Tc(100%) | 1976 |
| 92nTc | 49 | 91.9158 | -78,397.0 | --- | --- | (3+) | γ→92Tc(100%) | 1976 |
| 93Tc | 50 | 92.9102 | -83,606.1 | --- | 2.75 h | 9/2+ | β⁺→93Mo(100%) | 1948 |
| 93mTc | 50 | 92.9107 | -83,214.3 | --- | 43.5 m | 1/2- | γ→93Tc(77.4%) β⁺→93Mo(22.6%) | 1939 |
| 93nTc | 50 | 92.9126 | -81,420.9 | --- | 10.2 µs | (17/2-) | γ→93Tc(100%) | 1973 |
| 94Tc | 51 | 93.9097 | -84,158.0 | --- | 4.88 h | 7+ | β⁺→94Mo(100%) | 1948 |
| 94mTc | 51 | 93.9097 | -84,082.0 | --- | 52.0 m | (2+) | β⁺→94Mo(~100%) γ→94Tc(<0.18%) | 1948 |
| 95Tc | 52 | 94.9077 | -86,021.0 | --- | 19.26 h | 9/2+ | β⁺→95Mo(100%) | 1947 |
| 95mTc | 52 | 94.9077 | -85,982.0 | --- | 61.96 d | 1/2- | β⁺→95Mo(96.1%) γ→95Tc(3.9%) | 1959 |
| 96Tc | 53 | 95.9079 | -85,822.0 | --- | 4.28 d | 7+ | β⁺→96Mo(100%) | 1947 |
| 96mTc | 53 | 95.9079 | -85,788.0 | --- | 51.5 m | 4+ | γ→96Tc(98%) β⁺→96Mo(2%) | 1950 |
| 97Tc | 54 | 96.9064 | -87,224.0 | --- | 4.21 My | 9/2+ | EC→97Mo(100%) | 1946 |
| 97mTc | 54 | 96.9065 | -87,127.0 | --- | 91.1 d | 1/2- | γ→97Tc(96.06%) EC→97Mo(3.94%) | 1954 |
| 98Tc | 55 | 97.9072 | -86,432.0 | --- | 4.2 My | 6+ | β⁻→98Ru(100%) | 1955 |
| 98mTc | 55 | 97.9073 | -86,341.0 | --- | 14.7 µs | (2-) | γ→98Tc(100%) | 1976 |
| 99Tc | 56 | 98.9062 | -87,327.9 | --- | 211.1 ky | 9/2+ | β⁻→99Ru(100%) | 1938 |
| 99mTc | 56 | 98.9064 | -87,185.2 | --- | 6.01 h | 1/2- | γ→99Tc(~100%) β⁻→99Ru(0.004%) | 1958 |
| 100Tc | 57 | 99.9077 | -86,021.0 | --- | 15.46 s | 1+ | β⁻→100Ru(~100%) EC→100Mo(0.002%) | 1952 |
| 100mTc | 57 | 99.9079 | -85,820.3 | --- | 8.32 µs | (4+) | γ→100Tc(100%) | 1958 |
| 100nTc | 57 | 99.9079 | -85,777.1 | --- | 3.2 µs | (6+) | γ→100Tc(100%) | 1967 |
| 101Tc | 58 | 100.9073 | -86,345.0 | --- | 14.22 m | 9/2+ | β⁻→101Ru(100%) | 1941 |
| 101mTc | 58 | 100.9075 | -86,137.0 | --- | 636.0 µs | 1/2- | γ→101Tc(100%) | 1964 |
| 102Tc | 59 | 101.9092 | -84,573.0 | --- | 5.28 s | 1+ | β⁻→102Ru(100%) | 1954 |
| 102mTc | 59 | 101.9093 | -84,520.0 | --- | 4.35 m | (4+) | β⁻→102Ru(100%) γ→102Tc | 1954 |
| 103Tc | 60 | 102.9092 | -84,604.0 | --- | 54.2 s | 5/2+ | β⁻→103Ru(100%) | 1957 |
| 104Tc | 61 | 103.9114 | -82,499.0 | --- | 18.3 m | (3-) | β⁻→104Ru(100%) | 1956 |
| 104mTc | 61 | 103.9115 | -82,429.0 | --- | 3.5 µs | (5-) | γ→104Tc(100%) | 1981 |
| 104nTc | 61 | 103.9115 | -82,393.0 | --- | 400.0 ns | (4) | γ→104Tc(100%) | 1999 |
| 105Tc | 62 | 104.9117 | -82,290.0 | --- | 7.64 m | (3/2-) | β⁻→105Ru(100%) | 1955 |
| 106Tc | 63 | 105.9144 | -79,776.0 | --- | 35.6 s | (1+) | β⁻→106Ru(100%) | 1965 |
| 107Tc | 64 | 106.9155 | -78,750.0 | --- | 21.2 s | (3/2-) | β⁻→107Ru(100%) | 1965 |
| 107mTc | 64 | 106.9155 | -78,720.0 | --- | 3.85 µs | (1/2+) | γ→107Tc(100%) | 2007 |
| 107nTc | 64 | 106.9155 | -78,684.0 | --- | 184.0 ns | (5/2+) | γ→107Tc(100%) | 1974 |
| 108Tc | 65 | 107.9185 | -75,923.0 | --- | 5.17 s | (2+) | β⁻→108Ru(100%) | 1970 |
| 109Tc | 66 | 108.9203 | -74,283.0 | --- | 905.0 ms | (5/2+) | β⁻→109Ru(99.92%) β⁻n→108Ru(0.08%) | 1976 |
| 110Tc | 67 | 109.9237 | -71,035.0 | --- | 900.0 ms | (2+) | β⁻→110Ru(99.96%) β⁻n→109Ru(0.04%) | 1976 |
| 111Tc | 68 | 110.9259 | -69,025.0 | --- | 350.0 ms | (5/2+) | β⁻→111Ru(99.15%) β⁻n→110Ru(0.85%) | 1988 |
| 112Tc | 69 | 111.9299 | -65,259.0 | --- | 323.0 ms | (2+) | β⁻→112Ru(98.5%) β⁻n→111Ru(1.5%) | 1990 |
| 112mTc | 69 | 111.9303 | -64,907.0 | --- | 150.0 ns | --- | γ→112Tc(100%) | 2010 |
| 113Tc | 70 | 112.9326 | -62,812.0 | --- | 152.0 ms | (5/2+) | β⁻→113Ru(97.9%) β⁻n→112Ru(2.1%) | 1992 |
| 113mTc | 70 | 112.9327 | -62,698.0 | --- | 527.0 ns | (5/2-) | γ→113Tc(100%) | 2010 |
| 114Tc | 71 | 113.9371 | -58,600.0 | --- | 121.0 ms | (5+) | β⁻→114Ru(98.7%) β⁻n→113Ru(1.3%) | 1994 |
| 114mTc | 71 | 113.9373 | -58,437.0 | --- | 90.0 ms | (1+) | β⁻→114Ru(98.7%) β⁻n→113Ru(1.3%) γ→114Tc | 2011 |
| 115Tc | 72 | 114.9401 | -55,800.0 | --- | 78.0 ms | (5/2+) | β⁻→115Ru(100%) β⁻n→114Ru | 1994 |
| 116Tc | 73 | 115.945 | -51,210.0 | --- | 57.0 ms | (2+) | β⁻→116Ru(100%) β⁻n→115Ru β⁻n→114Ru | 1997 |
| 117Tc | 74 | 116.9483 | -48,140.0 | --- | 44.5 ms | (5/2+) | β⁻→117Ru(100%) β⁻n→116Ru β⁻n→115Ru | 1997 |
| 118Tc | 75 | 117.9535 | -43,290.0 | --- | 30.0 ms | (2+) | β⁻→118Ru(100%) β⁻n→117Ru β⁻n→116Ru | 2010 |
| 119Tc | 76 | 118.9569 | -40,170.0 | --- | 22.0 ms | (5/2+) | β⁻→119Ru(100%) β⁻n→118Ru β⁻n→117Ru | 2010 |
| 120Tc | 77 | 119.9624 | -35,000.0 | --- | 21.0 ms | (3+) | β⁻→120Ru(100%) β⁻n→119Ru β⁻n→118Ru | 2010 |
| 121Tc | 78 | 120.9661 | -31,540.0 | --- | 22.0 ms | (5/2+) | β⁻→121Ru(100%) β⁻n→120Ru β⁻n→119Ru | 2015 |
| 122Tc | 79 | 121.9718 | -26,310.0 | --- | 13.0 ms | (1+) | β⁻→122Ru β⁻n→121Ru β⁻n→120Ru | 2018 |