Iodine Isotopic Data
Isotope |
Isotopic Mass amu |
% Abundance |
T1/2 |
T1/2 Units |
Mass Excess KeV |
Binding Energy Per Nucleon KeV |
Decay Mode |
Branching Ratio |
108I | 107.94348 (39) |
| 36 | ms | -52,650 (360) | 8,175 (3) | A | ? |
109I | 108.93815 (11) |
| 103 | us | -57,610 (100) | 8,219.5 (9.5) | p | 100 |
110I | 109.93524 (33) |
| 650 | ms | -60,320 (310) | 8,243 (3) | B+ | 83 4 |
111I | 110.93028 (32) |
| 2.5 | s | -64,950 (300) | 8,283 (3) | B+~100 |
|
112I | 111.92797 (23) |
| 3.42 | s | -67,100 (210) | 8,300 (2) | B+~100 |
|
113I | 112.923641 (57) |
| 6.6 | s | -71,128 (53) | 8,333.8 (4.7) | B+ | 100 |
114I | 113.92185 (32) |
| 2.1 | s | -72,800 (300) | 8,346 (3) | B+ | 100 |
115I | 114.918048 (31) |
| 1.3 | m | -76,338 (29) | 8,374.6 (2.5) | B+ | 100 |
116I | 115.91681 (10) |
| 2.91 | s | -77,492 (97) | 8,381.9 (8.3) | B+ | 100 |
117I | 116.913650 (30) |
| 2.22 | m | -80,435 (28) | 8,404.4 (2.4) | B+ | 100 |
118I | 117.913074 (21) |
| 13.7 | m | -80,971 (20) | 8,406.1 (1.7) | B+ | 100 |
119I | 118.910074 (30) |
| 19.1 | m | -83,766 (28) | 8,426.8 (2.4) | B+ | 100 |
120I | 119.910048 (19) |
| 81.6 | m | -83,790 (18) | 8,424.0 (1.5) | B+ | 100 |
121I | 120.907367 (11) |
| 2.12 | h | -86,287 (10) | 8,441.75 (8.6) | B+ | 100 |
122I | 121.9075893 (56) |
| 3.63 | m | -86,080.0 (5.2) | 8,437.02 (4.3) | B+ | 100 |
123I | 122.9055890 (40) |
| 13.2235 | h | -87,943.3 (3.7) | 8,449.20 (3) | B+ | 100 |
124I | 123.9062099 (25) |
| 4.176 | d | -87,365.0 (2.4) | 8,441.48 (1.9) | B+ | 100 |
125I | 124.9046302 (16) |
| 59.4 | d | -88,836.4 (1.5) | 8,450.29 (1.2) | EC | 100 |
126I | 125.9056242 (40) |
| 12.93 | d | -87,910.5 (3.7) | 8,439.94 (3) | B+ | 52.7 5 |
127I | 126.9044727 (38) | 100 | stable |
| -88,983.1 (3.5) | 8,445.48 (2.8) |
| |
128I | 127.9058094 (38) |
| 24.99 | m | -87,737.9 (3.5) | 8,432.83 (2.8) | B- | 93.1 8 |
129I | 128.9049877 (34) |
| 15.7 | My | -88,503.4 (3.2) | 8,435.96 (2.5) | B- | 100 |
130I | 129.9066742 (34) |
| 12.36 | h | -86,932.4 (3.2) | 8,421.07 (2.4) | B- | 100 |
131I | 130.9061246 (12) |
| 8.0207 | d | -87,444.4 (1.1) | 8,422.309 (9) | B- | 100 |
132I | 131.9079974 (62) |
| 2.295 | h | -85,699.9 (5.8) | 8,406.44 (4.4) | B- | 100 |
133I | 132.9077969 (50) |
| 20.8 | h | -85,886.6 (4.7) | 8,405.32 (3.5) | B- | 100 |
134I | 133.9097445 (86) |
| 52.5 | m | -84,072.5 (8) | 8,389.29 (6) | B- | 100 |
135I | 134.9100481 (79) |
| 6.57 | h | -83,789.6 (7.3) | 8,384.84 (5.4) | B- | 100 |
136I | 135.914654 (53) |
| 83.4 | s | -79,499 (50) | 8,351.0 (3.6) | B- | 100 |
137I | 136.917871 (30) |
| 24.13 | s | -76,503 (28) | 8,327.1 (2) | B- | 100 |
138I | 137.922350 (88) |
| 6.23 | s | -72,331 (82) | 8,295.0 (6) | B- | 100 |
139I | 138.926099 (33) |
| 2.282 | s | -68,838 (31) | 8,268.2 (2.2) | B- | 100 |
140I | 139.93100 (21) |
| 860 | ms | -64,270 (200) | 8,234 (1) | B- | 100 |
141I | 140.93503 (21) |
| 430 | ms | -60,520 (200) | 8,206 (1) | B- | 100 |
142I | 141.94018 (43) |
| ~200 | ms | -55,720 (400) | 8,172 (3) | B- | 100 |
143I | 142.94456 (43) |
| 100 | ms | -51,640 (400) | 8,142 (3) | B- ? |
|
144I | 143.94999 (54) |
| 50 | ms | -46,580 (500) | 8,107 (3) | B- ? |
|
111mI | 110.93028 (32) |
| 21 | ns | -64,950 (300) | 8,283 (3) | 0 |
|
114mI | 113.92185 (32) |
| 6.2 | s | -72,800 (300) | 8,346 (3) | B+ | 91 2 |
116mI | 115.91681 (10) |
| 3.27 | us | -77,492 (97) | 8,381.9 (8.3) | IT | 100 |
118mI | 117.913074 (21) |
| 8.5 | m | -80,971 (20) | 8,406.1 (1.7) | B+~100 |
|
120mI | 119.910048 (19) |
| 228 | ns | -83,790 (18) | 8,424.0 (1.5) | IT | 100 |
121mI | 120.907367 (11) |
| 9 | us | -86,287 (10) | 8,441.75 (8.6) | IT | 100 |
128mI | 127.9058094 (38) |
| 845 | ns | -87,737.9 (3.5) | 8,432.83 (2.8) | IT | 100 |
130mI | 129.9066742 (34) |
| 8.84 | m | -86,932.4 (3.2) | 8,421.07 (2.4) | IT | 84 2 |
132mI | 131.9079974 (62) |
| 1.387 | h | -85,699.9 (5.8) | 8,406.44 (4.4) | IT | 86 2 |
133mI | 132.9077969 (50) |
| 9 | s | -85,886.6 (4.7) | 8,405.32 (3.5) | IT | 100 |
134mI | 133.9097445 (86) |
| 3.6 | m | -84,072.5 (8) | 8,389.29 (6) | IT | 97.7 10 |
136mI | 135.914654 (53) |
| 46.9 | s | -79,499 (50) | 8,351.0 (3.6) | B- | 100 |
120m1I | 119.910048 (19) |
| 53 | m | -83,790 (18) | 8,424.0 (1.5) | B+ | 100 |
128m1I | 127.9058094 (38) |
| 175 | ns | -87,737.9 (3.5) | 8,432.83 (2.8) | IT | 100 |
Data Source: ENSDF March 2005
©Radiochemistry Society 2005