Table
nuclide symbol |
Z(p) | N(n) | isotopic mass (u) |
half-life | decay mode(s) |
daughter isotope(s) |
nuclear spin |
representative isotopic composition (mole fraction) |
range of natural variation (mole fraction) |
---|---|---|---|---|---|---|---|---|---|
excitation energy | |||||||||
108I | 53 | 55 | 107.94348(39)# | 36(6) ms | α (90%) | 104Sb | (1)# | ||
β+ (9%) | 108Te | ||||||||
p (1%) | 107Te | ||||||||
109I | 53 | 56 | 108.93815(11) | 103(5) µs | p (99.5%) | 108Te | (5/2+) | ||
α (.5%) | 105Sb | ||||||||
110I | 53 | 57 | 109.93524(33)# | 650(20) ms | β+ (83%) | 110Te | 1+# | ||
α (17%) | 106Sb | ||||||||
β+, p (11%) | 109Sb | ||||||||
β+, α (1.09%) | 106Sn | ||||||||
111I | 53 | 58 | 110.93028(32)# | 2.5(2) s | β+ (99.91%) | 111Te | (5/2+)# | ||
α (.088%) | 107Sb | ||||||||
112I | 53 | 59 | 111.92797(23)# | 3.42(11) s | β+ (99.01%) | 112Te | |||
β+, p (.88%) | 111Sb | ||||||||
β+, α (.104%) | 108Sn | ||||||||
α (.0012%) | 108Sb | ||||||||
113I | 53 | 60 | 112.92364(6) | 6.6(2) s | β+ (100%) | 113Te | 5/2+# | ||
α (3.3×10−7%) | 109Sb | ||||||||
β+, α | 109Sn | ||||||||
114I | 53 | 61 | 113.92185(32)# | 2.1(2) s | β+ | 114Te | 1+ | ||
β+, p (rare) | 113Sb | ||||||||
114mI | 265.9(5) keV | 6.2(5) s | β+ (91%) | 114Te | (7) | ||||
IT (9%) | 114I | ||||||||
115I | 53 | 62 | 114.91805(3) | 1.3(2) min | β+ | 115Te | (5/2+)# | ||
116I | 53 | 63 | 115.91681(10) | 2.91(15) s | β+ | 116Te | 1+ | ||
116mI | 400(50)# keV | 3.27(16) µs | (7-) | ||||||
117I | 53 | 64 | 116.91365(3) | 2.22(4) min | β+ | 117Te | (5/2)+ | ||
118I | 53 | 65 | 117.913074(21) | 13.7(5) min | β+ | 118Te | 2- | ||
118mI | 190.1(10) keV | 8.5(5) min | β+ | 118Te | (7-) | ||||
IT (rare) | 118I | ||||||||
119I | 53 | 66 | 118.91007(3) | 19.1(4) min | β+ | 119Te | 5/2+ | ||
120I | 53 | 67 | 119.910048(19) | 81.6(2) min | β+ | 120Te | 2- | ||
120m1I | 72.61(9) keV | 228(15) ns | (1+,2+,3+) | ||||||
120m2I | 320(15) keV | 53(4) min | β+ | 120Te | (7-) | ||||
121I | 53 | 68 | 120.907367(11) | 2.12(1) h | β+ | 121Te | 5/2+ | ||
121mI | 2376.9(4) keV | 9.0(15) µs | |||||||
122I | 53 | 69 | 121.907589(6) | 3.63(6) min | β+ | 122Te | 1+ | ||
123I | 53 | 70 | 122.905589(4) | 13.2235(19) h | β+ | 123Te | 5/2+ | ||
124I | 53 | 71 | 123.9062099(25) | 4.1760(3) d | β+ | 124Te | 2- | ||
125I | 53 | 72 | 124.9046302(16) | 59.400(10) d | EC | 125Te | 5/2+ | ||
126I | 53 | 73 | 125.905624(4) | 12.93(5) d | β+ (56.3%) | 126Te | 2- | ||
β- (44.7%) | 126Xe | ||||||||
127I | 53 | 74 | 126.904473(4) | Stable | 5/2+ | 1.0000 | |||
128I | 53 | 75 | 127.905809(4) | 24.99(2) min | β- (93.1%) | 128Xe | 1+ | ||
β+ (6.9%) | 128Te | ||||||||
128m1I | 137.850(4) keV | 845(20) ns | 4- | ||||||
128m2I | 167.367(5) keV | 175(15) ns | (6)- | ||||||
129I | 53 | 76 | 128.904988(3) | 1.57(4)×107 a | β- | 129Xe | 7/2+ | Trace | |
130I | 53 | 77 | 129.906674(3) | 12.36(1) h | β- | 130Xe | 5+ | ||
130m1I | 39.9525(13) keV | 8.84(6) min | IT (84%) | 130I | 2+ | ||||
β- (16%) | 130Xe | ||||||||
130m2I | 69.5865(7) keV | 133(7) ns | (6)- | ||||||
130m3I | 82.3960(19) keV | 315(15) ns | - | ||||||
130m4I | 85.1099(10) keV | 254(4) ns | (6)- | ||||||
131I | 53 | 78 | 130.9061246(12) | 8.02070(11) d | β- | 131Xe | 7/2+ | ||
132I | 53 | 79 | 131.907997(6) | 2.295(13) h | β- | 132Xe | 4+ | ||
132mI | 104(12) keV | 1.387(15) h | IT (86%) | 132I | (8-) | ||||
β- (14%) | 132Xe | ||||||||
133I | 53 | 80 | 132.907797(5) | 20.8(1) h | β- | 133Xe | 7/2+ | ||
133m1I | 1634.174(17) keV | 9(2) s | IT | 133I | (19/2-) | ||||
133m2I | 1729.160(17) keV | ~170 ns | (15/2-) | ||||||
134I | 53 | 81 | 133.909744(9) | 52.5(2) min | β- | 134Xe | (4)+ | ||
134mI | 316.49(22) keV | 3.52(4) min | IT (97.7%) | 134I | (8)- | ||||
β- (2.3%) | 134Xe | ||||||||
135I | 53 | 82 | 134.910048(8) | 6.57(2) h | β- | 135Xe | 7/2+ | ||
136I | 53 | 83 | 135.91465(5) | 83.4(10) s | β- | 136Xe | (1-) | ||
136mI | 650(120) keV | 46.9(10) s | β- | 136Xe | (6-) | ||||
137I | 53 | 84 | 136.917871(30) | 24.13(12) s | β- (92.86%) | 137Xe | (7/2+) | ||
β-, n (7.14%) | 136Xe | ||||||||
138I | 53 | 85 | 137.92235(9) | 6.23(3) s | β- (94.54%) | 138Xe | (2-) | ||
β-, n (5.46%) | 137Xe | ||||||||
139I | 53 | 86 | 138.92610(3) | 2.282(10) s | β- (90%) | 139Xe | 7/2+# | ||
β-, n (10%) | 138Xe | ||||||||
140I | 53 | 87 | 139.93100(21)# | 860(40) ms | β- (90.7%) | 140Xe | (3)(-#) | ||
β- (9.3%) | 139Xe | ||||||||
141I | 53 | 88 | 140.93503(21)# | 430(20) ms | β- (78%) | 141Xe | 7/2+# | ||
β-, n (22%) | 140Xe | ||||||||
142I | 53 | 89 | 141.94018(43)# | ~200 ms | β- (75%) | 142Xe | 2-# | ||
β-, n (25%) | 141Xe | ||||||||
143I | 53 | 90 | 142.94456(43)# | 100# ms | β- | 143Xe | 7/2+# | ||
144I | 53 | 91 | 143.94999(54)# | 50# ms | β- | 144Xe | 1-# |
Read more about this topic: Isotopes Of Iodine
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