Antimony Isotopic Data
Isotope |
Isotopic Mass amu |
% Abundance |
T1/2 |
T1/2 Units |
Mass Excess KeV |
Binding Energy Per Nucleon KeV |
Decay Mode |
Branching Ratio |
103Sb | 102.93969 (32) |
| 100 | ms | -56,180 (300) | 8,229 (3) | B+ ? |
|
104Sb | 103.93647 (39) |
| 470 | ms | -59,180 (360) | 8,257 (3) | B+ | ? |
105Sb | 104.93149 (11) |
| 1.12 | s | -63,820 (100) | 8,299 (1) | B+ ? |
|
106Sb | 105.92879 (34) |
| 600 | ms | -66,330 (310) | 8,321 (3) | B+ | 100 |
107Sb | 106.92415 (32) |
| 4.6 | s | -70,650 (300) | 8,359 (3) | B+ | 100 |
108Sb | 107.92216 (22) |
| 7.4 | s | -72,510 (200) | 8,373 (2) | B+ | 100 |
109Sb | 108.918132 (20) |
| 17 | s | -76,259 (19) | 8,404.9 (1.7) | B+ | 100 |
110Sb | 109.91675 (22) |
| 23 | s | -77,540 (200) | 8,414 (2) | B+ | 100 |
111Sb | 110.913163 (30) |
| 75 | s | -80,888 (28) | 8,440.6 (2.5) | B+ | 100 |
112Sb | 111.912398 (19) |
| 51.4 | s | -81,601 (18) | 8,443.6 (1.6) | B+ | 100 |
113Sb | 112.909372 (19) |
| 6.67 | m | -84,420 (18) | 8,465.3 (1.6) | B+ | 100 |
114Sb | 113.909269 (30) |
| 3.49 | m | -84,515 (28) | 8,462.7 (2.4) | B+ | 100 |
115Sb | 114.906598 (17) |
| 32.1 | m | -87,003 (16) | 8,480.9 (1.4) | B+ | 100 |
116Sb | 115.9067936 (63) |
| 15.8 | m | -86,821.2 (5.8) | 8,475.81 (5) | B+ | 100 |
117Sb | 116.904836 (10) |
| 2.8 | h | -88,644.8 (9.4) | 8,487.94 (8) | B+ | 100 |
118Sb | 117.9055287 (45) |
| 3.6 | m | -87,999.4 (4.1) | 8,478.94 (3.5) | B+ | 100 |
119Sb | 118.9039420 (88) |
| 38.19 | h | -89,477.4 (8.2) | 8,487.94 (6.9) | EC | 100 |
120Sb | 119.9050724 (81) |
| 15.89 | m | -88,424.5 (7.6) | 8,475.69 (6.3) | B+ | 100 |
121Sb | 120.9038157 (24) | 57.21 (5) | stable |
| -89,595.1 (2.2) | 8,482.02 (1.8) |
|
|
122Sb | 121.9051737 (24) |
| 2.7238 | d | -88,330.2 (2.2) | 8,468.29 (1.8) | B- | 97.59 12 |
123Sb | 122.9042140 (22) | 42.79 (5) | stable |
| -89,224.1 (2.1) | 8,472.33 (1.7) |
|
|
124Sb | 123.9059357 (22) |
| 60.2 | d | -87,620.3 (2.1) | 8,456.16 (1.7) | B- | 100 |
125Sb | 124.9052538 (28) |
| 2.75856 | y | -88,255.5 (2.6) | 8,458.16 (2.1) | B- | 100 |
126Sb | 125.907247 (34) |
| 12.35 | d | -86,398 (32) | 8,440.4 (2.5) | B- | 100 |
127Sb | 126.9069236 (56) |
| 3.85 | d | -86,700.1 (5.2) | 8,439.82 (4.1) | B- | 100 |
128Sb | 127.909169 (27) |
| 9.01 | h | -84,609 (25) | 8,420.6 (2) | B- | 100 |
129Sb | 128.909148 (23) |
| 4.4 | h | -84,628 (21) | 8,418.0 (1.6) | B- | 100 |
130Sb | 129.911656 (18) |
| 39.5 | m | -82,292 (17) | 8,397.4 (1.3) | B- | 100 |
131Sb | 130.911982 (22) |
| 23.03 | m | -81,988 (21) | 8,392.6 (1.6) | B- | 100 |
132Sb | 131.914467 (15) |
| 2.79 | m | -79,674 (14) | 8,372.6 (1.1) | B- | 100 |
133Sb | 132.915252 (27) |
| 2.5 | m | -78,943 (25) | 8,364.9 (1.9) | B- | 100 |
134Sb | 133.920380 (47) |
| 780 | ms | -74,166 (43) | 8,327.0 (3.2) | B- | 100 |
135Sb | 134.92517 (11) |
| 1.68 | s | -69,710 (100) | 8,292.1 (7.6) | B- | 100 |
136Sb | 135.93035 (32) |
| 923 | ms | -64,880 (300) | 8,255 (2) | B- | 100 |
137Sb | 136.93531 (43) |
| 450 | ms | -60,260 (400) | 8,220 (3) | B- | 100 |
138Sb | 137.94079 (32) |
| 500 | ms | -55,150 (300) | 8,182 (2) | B- ? |
|
139Sb | 138.94598 (54) |
| 300 | ms | -50,320 (500) | 8,146 (4) | B- ? |
|
106mSb | 105.92879 (34) |
| 220 | ns | -66,330 (310) | 8,321 (3) | IT | 100 |
114mSb | 113.909269 (30) |
| 219 | us | -84,515 (28) | 8,462.7 (2.4) | IT | 100 |
116mSb | 115.9067936 (63) |
| 60.3 | m | -86,821.2 (5.8) | 8,475.81 (5) | B+ | 100 |
118mSb | 117.9055287 (45) |
| 5 | h | -87,999.4 (4.1) | 8,478.94 (3.5) | B+ | 100 |
119mSb | 118.9039420 (88) |
| 850 | ms | -89,477.4 (8.2) | 8,487.94 (6.9) | IT | 100 |
120mSb | 119.9050724 (81) |
| 5.76 | d | -88,424.5 (7.6) | 8,475.69 (6.3) | B+ | 100 |
122mSb | 121.9051737 (24) |
| 4.191 | m | -88,330.2 (2.2) | 8,468.29 (1.8) | IT | 100 |
124mSb | 123.9059357 (22) |
| 93 | s | -87,620.3 (2.1) | 8,456.16 (1.7) | IT | 75 5 |
126mSb | 125.907247 (34) |
| 19.15 | m | -86,398 (32) | 8,440.4 (2.5) | B- | 86 4 |
128mSb | 127.909169 (27) |
| 10.4 | m | -84,609 (25) | 8,420.6 (2) | B- | 96.4 10 |
129mSb | 128.909148 (23) |
| 17.7 | m | -84,628 (21) | 8,418.0 (1.6) | B- | 85 |
130mSb | 129.911656 (18) |
| 6.3 | m | -82,292 (17) | 8,397.4 (1.3) | B- | 100 |
132mSb | 131.914467 (15) |
| 4.15 | m | -79,674 (14) | 8,372.6 (1.1) | B- | 100 |
134mSb | 133.920380 (47) |
| 10.22 | s | -74,166 (43) | 8,327.0 (3.2) | B- | 100 |
136mSb | 135.93035 (32) |
| 570 | ns | -64,880 (300) | 8,255 (2) | IT | 100 |
118m1Sb | 117.9055287 (45) |
| 20.6 | us | -87,999.4 (4.1) | 8,478.94 (3.5) | 0 |
|
120m1Sb | 119.9050724 (81) |
| 246 | ns | -88,424.5 (7.6) | 8,475.69 (6.3) | IT | 100 |
122m1Sb | 121.9051737 (24) |
| 530 | us | -88,330.2 (2.2) | 8,468.29 (1.8) | 0 |
|
124m1Sb | 123.9059357 (22) |
| 20.2 | m | -87,620.3 (2.1) | 8,456.16 (1.7) | IT | 100 |
126m1Sb | 125.907247 (34) |
| ~11 | s | -86,398 (32) | 8,440.4 (2.5) | IT | 100 |
129m1Sb | 128.909148 (23) |
| >2 | us | -84,628 (21) | 8,418.0 (1.6) | IT | 100 |
120m2Sb | 119.9050724 (81) |
| 400 | ns | -88,424.5 (7.6) | 8,475.69 (6.3) | IT | 100 |
124m2Sb | 123.9059357 (22) |
| 3.2 | us | -87,620.3 (2.1) | 8,456.16 (1.7) | IT | 100 |
126m2Sb | 125.907247 (34) |
| 553 | ns | -86,398 (32) | 8,440.4 (2.5) | IT | 100 |
129m2Sb | 128.909148 (23) |
| 1.1 | us | -84,628 (21) | 8,418.0 (1.6) | IT | 100 |
Data Source: ENSDF March 2005
©Radiochemistry Society 2005