I
Iodine
Z 53 126.904 g/molHalogen
| 127I | 74 | 126.9045 | -88,983.0 | 100.0% | Stable | 5/2+ | --- | 1920 |
| 106I | 53 | 105.9535 | -43,300.0 | --- | --- | --- | α→102Sb | --- |
| 107I | 54 | 106.9469 | -49,430.0 | --- | 20.0 µs | (5/2+) | α→103Sb | --- |
| 108I | 55 | 107.9433 | -52,770.0 | --- | 26.4 ms | (1+) | α→104Sb(99.5%) p→107Te(0.5%) β⁺→108Te β⁺p→107Sb | 1991 |
| 109I | 56 | 108.9381 | -57,673.0 | --- | 92.8 µs | (1/2+) | p→108Te(99.986%) α→105Sb(0.014%) | 1984 |
| 110I | 57 | 109.9351 | -60,470.0 | --- | 664.0 ms | (1+) | β⁺→110Te(70.9%) α→106Sb(17%) β⁺p→109Sb(11%) β⁺α→106Sn(1.1%) | 1977 |
| 111I | 58 | 110.9303 | -64,954.0 | --- | 2.5 s | (5/2+) | β⁺→111Te(~100%) α→107Sb(0.088%) β⁺p→110Sb | 1977 |
| 112I | 59 | 111.928 | -67,063.0 | --- | 3.34 s | (1+) | β⁺→112Te(99.016%) β⁺p→111Sb(0.88%) β⁺α→108Sn(0.104%) α→108Sb(0.001%) | 1977 |
| 113I | 60 | 112.9236 | -71,120.0 | --- | 6.6 s | (5/2+) | β⁺→113Te(~100%) α→109Sb(3.31e-5%) β⁺α→109Sn | 1977 |
| 114I | 61 | 113.922 | -72,639.0 | --- | 2.01 s | 1+ | β⁺→114Te(~100%) α→110Sb(7.7e-9%) β⁺p→113Sb | 1977 |
| 114mI | 61 | 113.9223 | -72,373.0 | --- | 6.2 s | (7-) | β⁺→114Te γ→114I | 1995 |
| 115I | 62 | 114.918 | -76,338.0 | --- | 1.3 m | (5/2+) | β⁺→115Te(100%) | 1969 |
| 116I | 63 | 115.9169 | -77,420.0 | --- | 2.91 s | 1+ | β⁺→116Te(100%) | 1976 |
| 116mI | 63 | 115.9173 | -76,990.0 | --- | 3.27 µs | (7-) | γ→116I(100%) | 1990 |
| 117I | 64 | 116.9136 | -80,439.0 | --- | 2.22 m | (5/2+) | β⁺→117Te(100%) β⁺(77%) | 1969 |
| 118I | 65 | 117.9131 | -80,971.0 | --- | 13.7 m | (2-) | β⁺→118Te(100%) | 1957 |
| 118mI | 65 | 117.9133 | -80,782.0 | --- | 8.5 m | (7-) | β⁺→118Te(100%) γ→118I | 1968 |
| 119I | 66 | 118.9101 | -83,778.0 | --- | 19.1 m | 5/2+ | β⁺→119Te(100%) β⁺(51%) EC→119Te(49%) | 1954 |
| 120I | 67 | 119.9101 | -83,747.0 | --- | 1.36 h | 2- | β⁺→120Te(100%) | 1957 |
| 120mI | 67 | 119.9102 | -83,674.0 | --- | 242.0 ns | 3+ | γ→120I(100%) | 1974 |
| 120nI | 67 | 119.9104 | -83,430.0 | --- | 53.0 m | (7-) | β⁺→120Te(100%) | 1967 |
| 121I | 68 | 120.9074 | -86,246.0 | --- | 2.12 h | 5/2+ | β⁺→121Te(100%) | 1950 |
| 121mI | 68 | 120.91 | -83,869.0 | --- | 9.0 µs | (21/2+) | γ→121I(100%) | 1982 |
| 122I | 69 | 121.9076 | -86,079.0 | --- | 3.63 m | 1+ | β⁺→122Te(100%) β⁺(78%) EC→122Te(22%) | 1950 |
| 122mI | 69 | 121.9079 | -85,764.0 | --- | 193.3 ns | 7- | γ→122I(100%) | 2004 |
| 122nI | 69 | 121.908 | -85,700.0 | --- | 79.1 µs | 7- | γ→122I(100%) | 2004 |
| 123I | 70 | 122.9056 | -87,943.0 | --- | 13.22 h | 5/2+ | β⁺→123Te(100%) | 1949 |
| 124I | 71 | 123.9062 | -87,364.6 | --- | 4.18 d | 2- | β⁺→124Te(100%) | 1938 |
| 125I | 72 | 124.9046 | -88,836.0 | --- | 59.39 d | 5/2+ | EC→125Te(100%) | 1947 |
| 126I | 73 | 125.9056 | -87,910.0 | --- | 12.93 d | 2- | β⁺→126Te(52.7%) β⁻→126Xe(47.3%) | 1938 |
| 126mI | 73 | 125.9057 | -87,799.0 | --- | 128.0 ns | 3+ | γ→126I(100%) | 2012 |
| 128I | 75 | 127.9058 | -87,738.0 | --- | 24.99 m | 1+ | β⁻→128Xe(93.1%) β⁺→128Te(6.9%) | 1934 |
| 128mI | 75 | 127.906 | -87,600.0 | --- | 845.0 ns | 4- | γ→128I(100%) | 1982 |
| 128nI | 75 | 127.906 | -87,571.0 | --- | 175.0 ns | (6-) | γ→128I(100%) | 1991 |
| 129I | 76 | 128.905 | -88,507.0 | --- | 16.14 My | 7/2+ | β⁻→129Xe(100%) | 1951 |
| 130I | 77 | 129.9067 | -86,936.0 | --- | 12.36 h | 5+ | β⁻→130Xe(100%) | 1938 |
| 130mI | 77 | 129.9067 | -86,896.0 | --- | 8.84 m | 2+ | γ→130I(84%) β⁻→130Xe(16%) | 1966 |
| 130nI | 77 | 129.9067 | -86,866.0 | --- | 133.0 ns | 6- | γ→130I(100%) | 1989 |
| 131I | 78 | 130.9061 | -87,442.7 | --- | 8.02 d | 7/2+ | β⁻→131Xe(100%) | 1939 |
| 131mI | 78 | 130.9082 | -85,524.3 | --- | 24.0 µs | 19/2- | γ→131I(100%) | 2009 |
| 132I | 79 | 131.908 | -85,704.0 | --- | 2.3 h | 4+ | β⁻→132Xe(100%) | 1948 |
| 132mI | 79 | 131.9081 | -85,594.0 | --- | 1.39 h | (8-) | γ→132I(86%) β⁻→132Xe(14%) | 1973 |
| 133I | 80 | 132.9078 | -85,857.0 | --- | 20.83 h | 7/2+ | β⁻→133Xe(100%) | 1940 |
| 133mI | 80 | 132.9096 | -84,223.0 | --- | 9.0 s | (19/2-) | γ→133I(100%) | 1970 |
| 133nI | 80 | 132.9097 | -84,128.0 | --- | --- | (15/2-) | γ→133I(100%) | 1984 |
| 134I | 81 | 133.9098 | -84,043.0 | --- | 52.5 m | (4+) | β⁻→134Xe(100%) | 1948 |
| 134mI | 81 | 133.9101 | -83,727.0 | --- | 3.52 m | (8-) | γ→134I(97.7%) β⁻→134Xe(2.3%) | 1970 |
| 135I | 82 | 134.9101 | -83,779.2 | --- | 6.58 h | 7/2+ | β⁻→135Xe(100%) | 1940 |
| 136I | 83 | 135.9146 | -79,545.0 | --- | 1.39 m | (1-) | β⁻→136Xe(100%) | 1949 |
| 136mI | 83 | 135.9148 | -79,339.0 | --- | 46.6 s | (6-) | β⁻→136Xe(100%) | 1959 |
| 137I | 84 | 136.918 | -76,356.0 | --- | 24.13 s | (7/2+) | β⁻→137Xe(92.49%) β⁻n→136Xe(7.51%) | 1943 |
| 138I | 85 | 137.9227 | -71,980.0 | --- | 6.26 s | (1-) | β⁻→138Xe(94.67%) β⁻n→137Xe(5.33%) | 1949 |
| 138mI | 85 | 137.9228 | -71,912.0 | --- | 1.26 µs | (3-) | γ→138I(100%) | 2007 |
| 139I | 86 | 138.9265 | -68,471.0 | --- | 2.28 s | (7/2+) | β⁻→139Xe(90.26%) β⁻n→138Xe(9.74%) | 1949 |
| 140I | 87 | 139.9317 | -63,606.0 | --- | 588.0 ms | (2-) | β⁻→140Xe(92.4%) β⁻n→139Xe(7.6%) β⁻n→138Xe | 1972 |
| 141I | 88 | 140.9357 | -59,927.0 | --- | 420.0 ms | (7/2+) | β⁻→141Xe(78.8%) β⁻n→140Xe(21.2%) | 1974 |
| 142I | 89 | 141.9412 | -54,803.0 | --- | 235.0 ms | (2-) | β⁻→142Xe(100%) β⁻n→141Xe β⁻n→140Xe | 1975 |
| 143I | 90 | 142.9455 | -50,790.0 | --- | 182.0 ms | (7/2+) | β⁻→143Xe(100%) β⁻n→142Xe β⁻n→141Xe | 1994 |
| 144I | 91 | 143.9513 | -45,330.0 | --- | 94.0 ms | (1-) | β⁻→144Xe(100%) β⁻n→143Xe β⁻n→142Xe | 1994 |
| 145I | 92 | 144.9558 | -41,130.0 | --- | 89.7 ms | (7/2+) | β⁻→145Xe(100%) β⁻n→144Xe β⁻n→143Xe | 2010 |
| 146I | 93 | 145.9618 | -35,540.0 | --- | 94.0 ms | --- | β⁻→146Xe(100%) β⁻n→145Xe β⁻n→144Xe | 2018 |
| 147I | 94 | 146.9665 | -31,200.0 | --- | 60.0 ms | (3/2-) | β⁻→147Xe β⁻n→146Xe β⁻n→145Xe | 2018 |