Isotop protaktinium
Daftar isotop

| Nuklida | Nama historis | 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 |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 211Pa |  | 91 | 120 |  | 3,8(+4,6−1,4) mdtk | α | 207Ac | 9/2−# |  |  |  |  |  |  |  |  |  |  |  |
| 212Pa |  | 91 | 121 | 212,02320(8) | 8(5) mdtk [5,1(+61−19) mdtk] | α | 208Ac | 7+# |  |  |  |  |  |  |  |  |  |  |  |
| 213Pa |  | 91 | 122 | 213,02111(8) | 7(3) mdtk [5,3(+40−16) mdtk] | α | 209Ac | 9/2−# |  |  |  |  |  |  |  |  |  |  |  |
| 214Pa |  | 91 | 123 | 214,02092(8) | 17(3) mdtk | α | 210Ac |  |  |  |  |  |  |  |  |  |  |  |  |
| 215Pa |  | 91 | 124 | 215,01919(9) | 14(2) mdtk | α | 211Ac | 9/2−# |  |  |  |  |  |  |  |  |  |  |  |
| 216Pa |  | 91 | 125 | 216,01911(8) | 105(12) mdtk | α (80%) | 212Ac |  |  |  |  |  |  |  |  |  |  |  |  |
| 216Pa |  | 91 | 125 | 216,01911(8) | 105(12) mdtk | β+ (20%) | 216Th |  |  |  |  |  |  |  |  |  |  |  |  |
| 217Pa |  | 91 | 126 | 217,01832(6) | 3,48(9) mdtk | α | 213Ac | 9/2−# |  |  |  |  |  |  |  |  |  |  |  |
| 217mPa |  | 1860(7) keV | 1860(7) keV | 1860(7) keV | 1,08(3) mdtk | α | 213Ac | 29/2+# |  |  |  |  |  |  |  |  |  |  |  |
| 217mPa |  | 1860(7) keV | 1860(7) keV | 1860(7) keV | 1,08(3) mdtk | IT (langka) | 217Pa | 29/2+# |  |  |  |  |  |  |  |  |  |  |  |
| 218Pa |  | 91 | 127 | 218,020042(26) | 0,113(1) mdtk | α | 214Ac |  |  |  |  |  |  |  |  |  |  |  |  |
| 219Pa |  | 91 | 128 | 219,01988(6) | 53(10) mdtk | α | 215Ac | 9/2− |  |  |  |  |  |  |  |  |  |  |  |
| 219Pa |  | 91 | 128 | 219,01988(6) | 53(10) mdtk | β+ (5×10−9%) | 219Th | 9/2− |  |  |  |  |  |  |  |  |  |  |  |
| 220Pa |  | 91 | 129 | 220,02188(6) | 780(160) ndtk | α | 216Ac | 1−# |  |  |  |  |  |  |  |  |  |  |  |
| 220m1Pa |  | 34(26) keV | 34(26) keV | 34(26) keV | 308(+250-99) ndtk | α | 216Ac |  |  |  |  |  |  |  |  |  |  |  |  |
| 220m2Pa |  | 297(65) keV | 297(65) keV | 297(65) keV | 69(+330-30) ndtk | α | 216Ac |  |  |  |  |  |  |  |  |  |  |  |  |
| 221Pa |  | 91 | 130 | 221,02188(6) | 4,9(8) μdtk | α | 217Ac | 9/2− |  |  |  |  |  |  |  |  |  |  |  |
| 222Pa |  | 91 | 131 | 222,02374(8)# | 3,2(3) mdtk | α | 218Ac |  |  |  |  |  |  |  |  |  |  |  |  |
| 223Pa |  | 91 | 132 | 223,02396(8) | 5,1(6) mdtk | α | 219Ac |  |  |  |  |  |  |  |  |  |  |  |  |
| 223Pa |  | 91 | 132 | 223,02396(8) | 5,1(6) mdtk | β+ (0,001%) | 223Th |  |  |  |  |  |  |  |  |  |  |  |  |
| 224Pa |  | 91 | 133 | 224,025626(17) | 844(19) mdtk | α (99,9%) | 220Ac | 5−# |  |  |  |  |  |  |  |  |  |  |  |
| 224Pa |  | 91 | 133 | 224,025626(17) | 844(19) mdtk | β+ (0,1%) | 224Th | 5−# |  |  |  |  |  |  |  |  |  |  |  |
| 225Pa |  | 91 | 134 | 225,02613(8) | 1,7(2) dtk | α | 221Ac | 5/2−# |  |  |  |  |  |  |  |  |  |  |  |
| 226Pa |  | 91 | 135 | 226,027948(12) | 1,8(2) mnt | α (74%) | 222Ac |  |  |  |  |  |  |  |  |  |  |  |  |
| 226Pa |  | 91 | 135 | 226,027948(12) | 1,8(2) mnt | β+ (26%) | 226Th |  |  |  |  |  |  |  |  |  |  |  |  |
| 227Pa |  | 91 | 136 | 227,028805(8) | 38,3(3) mnt | α (85%) | 223Ac | (5/2−) |  |  |  |  |  |  |  |  |  |  |  |
| 227Pa |  | 91 | 136 | 227,028805(8) | 38,3(3) mnt | EC (15%) | 227Th | (5/2−) |  |  |  |  |  |  |  |  |  |  |  |
| 228Pa |  | 91 | 137 | 228,031051(5) | 22(1) jam | β+ (98,15%) | 228Th | 3+ |  |  |  |  |  |  |  |  |  |  |  |
| 228Pa |  | 91 | 137 | 228,031051(5) | 22(1) jam | α (1,85%) | 224Ac | 3+ |  |  |  |  |  |  |  |  |  |  |  |
| 229Pa |  | 91 | 138 | 229,0320968(30) | 1,50(5) hri | EC (99,52%) | 229Th | (5/2+) |  |  |  |  |  |  |  |  |  |  |  |
| 229Pa |  | 91 | 138 | 229,0320968(30) | 1,50(5) hri | α (0,48%) | 225Ac | (5/2+) |  |  |  |  |  |  |  |  |  |  |  |
| 229mPa |  | 11,6(3) keV | 11,6(3) keV | 11,6(3) keV | 420(30) ndtk |  |  | 3/2− |  |  |  |  |  |  |  |  |  |  |  |
| 230Pa |  | 91 | 139 | 230,034541(4) | 17,4(5) hri | β+ (91,6%) | 230Th | (2−) |  |  |  |  |  |  |  |  |  |  |  |
| 230Pa |  | 91 | 139 | 230,034541(4) | 17,4(5) hri | β− (8,4%) | 230U | (2−) |  |  |  |  |  |  |  |  |  |  |  |
| 230Pa |  | 91 | 139 | 230,034541(4) | 17,4(5) hri | α (0,00319%) | 226Ac | (2−) |  |  |  |  |  |  |  |  |  |  |  |
| 231Pa | Protoaktinium | 91 | 140 | 231,0358840(24) | 3,276(11)×104 thn | α | 227Ac | 3/2− | 1,0000 |  |  |  |  |  |  |  |  |  |  |
| 231Pa | Protoaktinium | 91 | 140 | 231,0358840(24) | 3,276(11)×104 thn | CD (1,34×10−9%) | 207Tl 24Ne | 3/2− | 1,0000 |  |  |  |  |  |  |  |  |  |  |
| 231Pa | Protoaktinium | 91 | 140 | 231,0358840(24) | 3,276(11)×104 thn | SF (3×10−10%) | (beberapa) | 3/2− | 1,0000 |  |  |  |  |  |  |  |  |  |  |
| 231Pa | Protoaktinium | 91 | 140 | 231,0358840(24) | 3,276(11)×104 thn | CD (10−12%) | 208Pb 23F | 3/2− | 1,0000 |  |  |  |  |  |  |  |  |  |  |
| 232Pa |  | 91 | 141 | 232,038592(8) | 1,31(2) hri | β− | 232U | (2−) |  |  |  |  |  |  |  |  |  |  |  |
| 232Pa |  | 91 | 141 | 232,038592(8) | 1,31(2) hri | EC (0,003%) | 232Th | (2−) |  |  |  |  |  |  |  |  |  |  |  |
| 233Pa |  | 91 | 142 | 233,0402473(23) | 26,975(13) hri | β− | 233U | 3/2− | Renik |  |  |  |  |  |  |  |  |  |  |
| 234Pa | Uranium Z | 91 | 143 | 234,043308(5) | 6,70(5) jam | β− | 234U | 4+ | Renik |  |  |  |  |  |  |  |  |  |  |
| 234Pa | Uranium Z | 91 | 143 | 234,043308(5) | 6,70(5) jam | SF (3×10−10%) | (beberapa) | 4+ | Renik |  |  |  |  |  |  |  |  |  |  |
| 234mPa | Uranium X2 Brevium | 78(3) keV | 78(3) keV | 78(3) keV | 1,17(3) mnt | β− (99,83%) | 234U | (0−) | Renik |  |  |  |  |  |  |  |  |  |  |
| 234mPa | Uranium X2 Brevium | 78(3) keV | 78(3) keV | 78(3) keV | 1,17(3) mnt | IT (0,16%) | 234Pa | (0−) | Renik |  |  |  |  |  |  |  |  |  |  |
| 234mPa | Uranium X2 Brevium | 78(3) keV | 78(3) keV | 78(3) keV | 1,17(3) mnt | SF (10−10%) | (beberapa) | (0−) | Renik |  |  |  |  |  |  |  |  |  |  |
| 235Pa |  | 91 | 144 | 235,04544(5) | 24,44(11) mnt | β− | 235U | (3/2−) |  |  |  |  |  |  |  |  |  |  |  |
| 236Pa |  | 91 | 145 | 236.04868(21) | 9,1(1) mnt | β− | 236U | 1(−) |  |  |  |  |  |  |  |  |  |  |  |
| 236Pa |  | 91 | 145 | 236.04868(21) | 9,1(1) mnt | β−, SF (6×10−8%) | (beberapa) | 1(−) |  |  |  |  |  |  |  |  |  |  |  |
| 237Pa |  | 91 | 146 | 237,05115(11) | 8,7(2) mnt | β− | 237U | (1/2+) |  |  |  |  |  |  |  |  |  |  |  |
| 238Pa |  | 91 | 147 | 238,05450(6) | 2,27(9) mnt | β− | 238U | (3−)# |  |  |  |  |  |  |  |  |  |  |  |
| 238Pa |  | 91 | 147 | 238,05450(6) | 2,27(9) mnt | β−, SF (2,6×10−6%) | (beberapa) | (3−)# |  |  |  |  |  |  |  |  |  |  |  |
| 239Pa |  | 91 | 148 | 239,05726(21)# | 1,8(5) jam | β− | 239U | (3/2)(−#) |  |  |  |  |  |  |  |  |  |  |  |
| 240Pa |  | 91 | 149 | 240,06098(32)# | 2# mnt | β− | 240U |  |  |  |  |  |  |  |  |  |  |  |  |
Header & footer tabel ini:  view 
↑  mPa –  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).
1 2  # –  Nilai yang ditandai # tidak murni berasal dari data eksperimen, tetapi setidaknya sebagian dari tren nuklida tetangga (trends of neighboring nuclides, TNN).
↑  
Mode peluruhan:


CD:Peluruhan gugus

EC:Penangkapan elektron

IT:Transisi isomerik

SF:Fisi spontan
↑  Simbol miring tebal sebagai anak –  Produk anak hampir stabil.
↑  ( ) nilai spin –  Menunjukkan spin dengan argumen penempatan yang lemah.
↑  Produk peluruhan antara dari 235U
↑  Produk peluruhan antara dari 237Np
1 2  Produk peluruhan antara dari 238U