Isotop arsen
Daftar isotop

| Nuklida | Z> Energi eksitasi | N> Energi eksitasi | Massa isotop (Da) > Energi eksitasi | Waktu paruh | Modepeluruhan | Isotopanak | Spin dan paritas | Kelimpahan alami (fraksi mol)> Proporsi normal | Kelimpahan alami (fraksi mol)> Rentang variasi |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 60As | 33 | 27 | 59,99313(64)# |  | p | 59Ge | 5+# |  |  |  |  |  |  |  |  |  |  |  |  |
| 61As | 33 | 28 | 60,98062(64)# |  | p | 60Ge | 3/2−# |  |  |  |  |  |  |  |  |  |  |  |  |
| 62As | 33 | 29 | 61,97320(32)# |  | p | 61Ge | 1+# |  |  |  |  |  |  |  |  |  |  |  |  |
| 63As | 33 | 30 | 62,96369(54)# |  | p | 62Ge | (3/2−)# |  |  |  |  |  |  |  |  |  |  |  |  |
| 64As | 33 | 31 | 63,95757(38)# | 40(30) mdtk [18(+43-7) mdtk] | β+ | 64Ge | 0+# |  |  |  |  |  |  |  |  |  |  |  |  |
| 65As | 33 | 32 | 64,94956(32)# | 170(30) mdtk | β+ | 65Ge | 3/2−# |  |  |  |  |  |  |  |  |  |  |  |  |
| 66As | 33 | 33 | 65,94471(73) | 95,77(23) mdtk | β+ | 66Ge | (0+) |  |  |  |  |  |  |  |  |  |  |  |  |
| 66m1As | 1356,70(17) keV | 1356,70(17) keV | 1356,70(17) keV | 1,1(1) µdtk |  |  | (5+) |  |  |  |  |  |  |  |  |  |  |  |  |
| 66m2As | 3023,9(3) keV | 3023,9(3) keV | 3023,9(3) keV | 8,2(5) µdtk |  |  | (9+) |  |  |  |  |  |  |  |  |  |  |  |  |
| 67As | 33 | 34 | 66,93919(11) | 42,5(12) dtk | β+ | 67Ge | (5/2−) |  |  |  |  |  |  |  |  |  |  |  |  |
| 68As | 33 | 35 | 67,93677(5) | 151,6(8) dtk | β+ | 68Ge | 3+ |  |  |  |  |  |  |  |  |  |  |  |  |
| 68mAs | 425,21(16) keV | 425,21(16) keV | 425,21(16) keV | 111(20) ndtk [?107(+23-16) ndtk] |  |  | 1+ |  |  |  |  |  |  |  |  |  |  |  |  |
| 69As | 33 | 36 | 68,93227(3) | 15,2(2) mnt | β+ | 69Ge | 5/2− |  |  |  |  |  |  |  |  |  |  |  |  |
| 70As | 33 | 37 | 69,93092(5) | 52,6(3) mnt | β+ | 70Ge | 4(+#) |  |  |  |  |  |  |  |  |  |  |  |  |
| 70mAs | 32,008(23) keV | 32,008(23) keV | 32,008(23) keV | 96(3) µdtk |  |  | 2(+) |  |  |  |  |  |  |  |  |  |  |  |  |
| 71As | 33 | 38 | 70,927112(5) | 65,28(15) jam | β+ | 71Ge | 5/2− |  |  |  |  |  |  |  |  |  |  |  |  |
| 72As | 33 | 39 | 71,926752(5) | 26,0(1) jam | β+ | 72Ge | 2− |  |  |  |  |  |  |  |  |  |  |  |  |
| 73As | 33 | 40 | 72,923825(4) | 80,30(6) hri | EC | 73Ge | 3/2− |  |  |  |  |  |  |  |  |  |  |  |  |
| 74As | 33 | 41 | 73,9239287(25) | 17,77(2) hri | β+ (66%) | 74Ge | 2− |  |  |  |  |  |  |  |  |  |  |  |  |
| 74As | 33 | 41 | 73,9239287(25) | 17,77(2) hri | β− (34%) | 74Se | 2− |  |  |  |  |  |  |  |  |  |  |  |  |
| 75As | 33 | 42 | 74,9215965(20) | Stabil | Stabil | Stabil | 3/2− | 1,0000 |  |  |  |  |  |  |  |  |  |  |  |
| 75mAs | 303,9241(7) keV | 303,9241(7) keV | 303,9241(7) keV | 17,62(23) mdtk |  |  | 9/2+ |  |  |  |  |  |  |  |  |  |  |  |  |
| 76As | 33 | 43 | 75,922394(2) | 1,0942(7) hri | β− (99,98%) | 76Se | 2− |  |  |  |  |  |  |  |  |  |  |  |  |
| 76As | 33 | 43 | 75,922394(2) | 1,0942(7) hri | EC (0,02%) | 76Ge | 2− |  |  |  |  |  |  |  |  |  |  |  |  |
| 76mAs | 44,425(1) keV | 44,425(1) keV | 44,425(1) keV | 1,84(6) µdtk |  |  | (1)+ |  |  |  |  |  |  |  |  |  |  |  |  |
| 77As | 33 | 44 | 76,9206473(25) | 38,83(5) jam | β− | 77mSe | 3/2− |  |  |  |  |  |  |  |  |  |  |  |  |
| 77mAs | 475,443(16) keV | 475,443(16) keV | 475,443(16) keV | 114,0(25) µdtk |  |  | 9/2+ |  |  |  |  |  |  |  |  |  |  |  |  |
| 78As | 33 | 45 | 77,921827(11) | 90,7(2) mnt | β− | 78Se | 2− |  |  |  |  |  |  |  |  |  |  |  |  |
| 79As | 33 | 46 | 78,920948(6) | 9,01(15) mnt | β− | 79mSe | 3/2− |  |  |  |  |  |  |  |  |  |  |  |  |
| 79mAs | 772,81(6) keV | 772,81(6) keV | 772,81(6) keV | 1,21(1) µdtk |  |  | (9/2)+ |  |  |  |  |  |  |  |  |  |  |  |  |
| 80As | 33 | 47 | 79,922534(25) | 15,2(2) dtk | β− | 80Se | 1+ |  |  |  |  |  |  |  |  |  |  |  |  |
| 81As | 33 | 48 | 80,922132(6) | 33,3(8) dtk | β− | 81mSe | 3/2− |  |  |  |  |  |  |  |  |  |  |  |  |
| 82As | 33 | 49 | 81,92450(21) | 19,1(5) dtk | β− | 82Se | (1+) |  |  |  |  |  |  |  |  |  |  |  |  |
| 82mAs | 250(200) keV | 250(200) keV | 250(200) keV | 13,6(4) dtk | β− | 82Se | (5-) |  |  |  |  |  |  |  |  |  |  |  |  |
| 83As | 33 | 50 | 82,92498(24) | 13,4(3) dtk | β− | 83mSe | 3/2−# |  |  |  |  |  |  |  |  |  |  |  |  |
| 84As | 33 | 51 | 83,92906(32)# | 4,02(3) dtk | β− (99,721%) | 84Se | (3)(+#) |  |  |  |  |  |  |  |  |  |  |  |  |
| 84As | 33 | 51 | 83,92906(32)# | 4,02(3) dtk | β−, n (0,279%) | 83Se | (3)(+#) |  |  |  |  |  |  |  |  |  |  |  |  |
| 84mAs | 0(100)# keV | 0(100)# keV | 0(100)# keV | 650(150) mdtk |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 85As | 33 | 52 | 84,93202(21)# | 2,021(10) dtk | β−, n (59,4%) | 84Se | (3/2−)# |  |  |  |  |  |  |  |  |  |  |  |  |
| 85As | 33 | 52 | 84,93202(21)# | 2,021(10) dtk | β− (40,6%) | 85Se | (3/2−)# |  |  |  |  |  |  |  |  |  |  |  |  |
| 86As | 33 | 53 | 85,93650(32)# | 0,945(8) dtk | β− (67%) | 86Se |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 86As | 33 | 53 | 85,93650(32)# | 0,945(8) dtk | β−, n (33%) | 85Se |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 87As | 33 | 54 | 86,93990(32)# | 0,56(8) dtk | β− (84,6%) | 87Se | 3/2−# |  |  |  |  |  |  |  |  |  |  |  |  |
| 87As | 33 | 54 | 86,93990(32)# | 0,56(8) dtk | β−, n (15,4%) | 86Se | 3/2−# |  |  |  |  |  |  |  |  |  |  |  |  |
| 88As | 33 | 55 | 87,94494(54)# | 300# mdtk [>300 ndtk] | β− | 88Se |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 88As | 33 | 55 | 87,94494(54)# | 300# mdtk [>300 ndtk] | β−, n | 87Se |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 89As | 33 | 56 | 88,94939(54)# | 200# mdtk [>300 ndtk] | β− | 89Se | 3/2−# |  |  |  |  |  |  |  |  |  |  |  |  |
| 90As | 33 | 57 | 89,95550(86)# | 80# mdtk [>300 ndtk] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 91As | 33 | 58 | 90,96043(97)# | 50# mdtk [>300 ndtk] |  |  | 3/2−# |  |  |  |  |  |  |  |  |  |  |  |  |
| 92As | 33 | 59 | 91,96680(97)# | 30# mdtk [>300 ndtk] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
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↑  mAs –  Isomer nuklir tereksitasi.
↑  ( ) –  Ketidakpastian (1σ) diberikan dalam bentuk ringkas dalam tanda kurung setelah digit terakhir yang sesuai.
↑  # –  Massa atom bertanda #: nilai dan ketidakpastian yang diperoleh bukan dari data eksperimen murni, tetapi setidaknya sebagian dari tren dari Permukaan Massa (trends from the Mass Surface, TMS).
↑  
Mode peluruhan:


EC:Penangkapan elektron

n:Emisi neutron

p:Emisi proton
↑  Simbol miring tebal sebagai anak –  Produk anak hampir stabil.
↑  Simbol tebal sebagai anak –  Produk anak stabil.
↑  ( ) nilai spin –  Menunjukkan spin dengan argumen penempatan yang lemah.
1 2  # –  Nilai yang ditandai # tidak murni berasal dari data eksperimen, tetapi setidaknya sebagian dari tren nuklida tetangga (trends of neighboring nuclides, TNN).