| Nuc- lide | Atomic Mass | NN | Abun % | Spin | Half Life | DM | DT | BR % | Decay Energy (MeV) |
|---|---|---|---|---|---|---|---|---|---|
| As60 | 59.993 | 27 | Syn | ||||||
| As61 | 60.981 | 28 | Syn | ||||||
| As62 | 61.973 | 29 | Syn | ||||||
| As63 | 62.964 | 30 | Syn | ||||||
| As64 | 63.958 | 31 | Syn | ||||||
| As65 | 64.949 | 32 | Syn | 0.19s | ε | Ge65 | 9.400 | ||
| As66 | 65.944 | 33 | Syn | 95.77ms | ε | Ge66 | 9.800 | ||
| As67 | 66.939 | 34 | Syn | 5/2- | 42.5s | ε | Ge67 | 6.010 | |
| As68 | 67.937 | 35 | Syn | 3+ | 151.6s | ε | Ge68 | 8.100 | |
| As69 | 68.9323 | 36 | Syn | 5/2- | 15.2m | ε | Ge69 | 4.010 | |
| As70 | 69.9309 | 37 | Syn | 4+ | 52.6m | ε | Ge70 | 6.220 | |
| As71 | 70.9271 | 38 | Syn | 5/2- | 65.28h | ε | Ge71 | 2.013 | |
| As72 | 71.9268 | 39 | Syn | 2- | 26h | ε | Ge72 | 4.356 | |
| As73 | 72.9238 | 40 | Syn | 3/2- | 80.3d | ε | Ge73 | 0.341 | |
| As74 | 73.9239 | 41 | Syn | 2- | 17.77d | ε | Ge74 | 66 | 2.562 |
| 17.77d | β- | Se74 | 34 | 1.353 | |||||
| As75 | 74.9216 | 42 | 100. | 3/2- | Stable | ||||
| meta state 0.303MeV | Syn | 9/2+ | 16.79ms | ||||||
| As76 | 75.9224 | 43 | Syn | 2- | 1.0778d | β- | Se76 | 2.962 | |
| As77 | 76.9207 | 44 | Syn | 3/2- | 38.83h | β- | Se77 | 0.683 | |
| meta state 0.475MeV | Syn | 9/2+ | 114us | IT | As77 | 0.475 | |||
| As78 | 77.9218 | 45 | Syn | 2- | 90.7m | β- | Se78 | 4.210 | |
| As79 | 78.921 | 46 | Syn | 3/2- | 9.01m | β- | Se79 | 2.281 | |
| As80 | 79.9226 | 47 | Syn | 1+ | 15.2s | β- | Se80 | 5.641 | |
| As81 | 80.9221 | 48 | Syn | 3/2- | 33.3s | β- | Se81 | 3.856 | |
| As82 | 81.925 | 49 | Syn | 1+ | 19.1s | β- | Se82 | 7.270 | |
| meta state 0.000MeV | Syn | 5- | 13.6s | β- | Se82 | 7.270 | |||
| As83 | 82.925 | 50 | Syn | 2-, 3/2- | 13.4s | β- | Se83 | 5.460 | |
| As84 | 83.929 | 51 | Syn | 3- | 4.5s | β- + N | Se83 | 0.28 | 1.200 |
| 4.5s | β- | Se84 | 9.900 | ||||||
| As85 | 84.932 | 52 | Syn | 3/2- | 2.021s | β- + N | Se84 | 59.4 | 4.400 |
| 2.021s | β- | Se85 | 8.900 | ||||||
| As86 | 85.936 | 53 | Syn | 0.945s | β- + N | Se85 | 33 | 5.000 | |
| 0.945s | β- | Se86 | 11.100 | ||||||
| As87 | 86.94 | 54 | Syn | 3/2- | 0.48s | β- + N | Se86 | 15.4 | 6.200 |
| 0.48s | β- | Se87 | 10.300 | ||||||
| As88 | 87.945 | 55 | Syn | >150ns | |||||
| As89 | 88.949 | 56 | Syn | >150ns | |||||
| Nuclide | Potential Parent Nuclides |
|---|---|
| As60 | None known |
| As61 | None known |
| As62 | None known |
| As63 | None known |
| As64 | None known |
| As65 | Se65 (Syn) |
| As66 | None known |
| As67 | Se67 (Syn) |
| As68 | Se68 (Syn) |
| As69 | Se69 (Syn) |
| As70 | Se70 (Syn) |
| As71 | Se71 (Syn) |
| As72 | Se72 (Syn) |
| As73 | Se73 (Syn) Se73m (Syn) |
| As74 | None known |
| As75 | Ge75 (Syn) Ge75m (Syn) Se75 (Syn) |
| meta state 0.303MeV | None known |
| As76 | None known |
| As77 | As77m (Syn) Ge77 (Syn) Ge77m (Syn) |
| meta state 0.475MeV | None known |
| As78 | Ge78 (Natural) |
| As79 | Ge79 (Syn) Ge79m (Syn) |
| As80 | Ge80 (Syn) |
| As81 | Ge81 (Syn) Ge81m (Syn) |
| As82 | Ge82 (Syn) |
| meta state 0.000MeV | None known |
| As83 | Ge83 (Syn) Ge84 (Syn) |
| As84 | Ge84 (Syn) Ge85 (Syn) |
| As85 | Ge85 (Syn) |
| As86 | None known |
| As87 | None known |
| As88 | None known |
| As89 | None known |
Key:
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A list of reference sources used to compile the data provided on our periodic table of elements can be found on the main periodic table page.
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Kenneth Barbalace. Periodic Table of Elements - As - Arsenic. EnvironmentalChemistry.com. 1995 - 2024. Accessed on-line: 4/19/2024
https://EnvironmentalChemistry.com/yogi/periodic/As-pg2.html
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