Isotop uranium
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 |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 214U |  | 92 | 122 |  | 0,52(+0,95−0,21) mdtk | α | 210Th | 0+ |  |  |  |  |  |  |  |  |  |  |  |
| 215U |  | 92 | 123 | 215,026760(90) | 1,4(0,9) mdtk | α | 211Th | 5/2−# |  |  |  |  |  |  |  |  |  |  |  |
| 216U |  | 92 | 124 | 216,024760(30) | 6,9(2,9) mdtk | α | 212Th | 0+ |  |  |  |  |  |  |  |  |  |  |  |
| 216mU |  |  |  |  | 1,4(0,9) mdtk |  |  | 8+ |  |  |  |  |  |  |  |  |  |  |  |
| 217U |  | 92 | 125 | 217,02437(9) | 0,85(0,71) mdtk | α | 213Th | 1/2−# |  |  |  |  |  |  |  |  |  |  |  |
| 218U |  | 92 | 126 | 218,02354(3) | 0,35(0,09) mdtk | α | 214Th | 0+ |  |  |  |  |  |  |  |  |  |  |  |
| 219U |  | 92 | 127 | 219,02492(6) | 60(7) μdtk | α | 215Th | 9/2+# |  |   |  |  |  |  |  |  |  |  |  |
| 221U |  | 92 | 129 | 221,02640(11)# | 0,66(14) μdtk | α | 217Th | (9/2+) |  |  |  |  |  |  |  |  |  |  |  |
| 222U |  | 92 | 130 | 222,02609(11)# | 4,7(0,7) μdtk | α | 218Th | 0+ |  |  |  |  |  |  |  |  |  |  |  |
| 222U |  | 92 | 130 | 222,02609(11)# | 4,7(0,7) μdtk | β+ (10−6%) | 222Pa | 0+ |  |  |  |  |  |  |  |  |  |  |  |
| 223U |  | 92 | 131 | 223,02774(8) | 65(12) μdtk | α | 219Th | 7/2+# |  |  |  |  |  |  |  |  |  |  |  |
| 224U |  | 92 | 132 | 224,027605(27) | 396(17) μdtk | α | 220Th | 0+ |  |  |  |  |  |  |  |  |  |  |  |
| 225U |  | 92 | 133 | 225,02939# | 62(4) mdtk | α | 221Th | (5/2+)# |  |  |  |  |  |  |  |  |  |  |  |
| 226U |  | 92 | 134 | 226,029339(14) | 269(6) mdtk | α | 222Th | 0+ |  |  |  |  |  |  |  |  |  |  |  |
| 227U |  | 92 | 135 | 227,031156(18) | 1,1(0,1) mnt | α | 223Th | (3/2+) |  |  |  |  |  |  |  |  |  |  |  |
| 227U |  | 92 | 135 | 227,031156(18) | 1,1(0,1) mnt | β+ (0,001%) | 227Pa | (3/2+) |  |  |  |  |  |  |  |  |  |  |  |
| 228U |  | 92 | 136 | 228,031374(16) | 9,1(0,2) mnt | α (95%) | 224Th | 0+ |  |  |  |  |  |  |  |  |  |  |  |
| 228U |  | 92 | 136 | 228,031374(16) | 9,1(0,2) mnt | EC (5%) | 228Pa | 0+ |  |  |  |  |  |  |  |  |  |  |  |
| 229U |  | 92 | 137 | 229,033506(6) | 57,8(0,5) mnt | β+ (80%) | 229Pa | (3/2+) |  |  |  |  |  |  |  |  |  |  |  |
| 229U |  | 92 | 137 | 229,033506(6) | 57,8(0,5) mnt | α (20%) | 225Th | (3/2+) |  |  |  |  |  |  |  |  |  |  |  |
| 230U |  | 92 | 138 | 230,033940(5) | 20,23(0,02) hri | α | 226Th | 0+ |  |  |  |  |  |  |  |  |  |  |  |
| 230U |  | 92 | 138 | 230,033940(5) | 20,23(0,02) hri | SF (1,4×10−10%) | (beberapa) | 0+ |  |  |  |  |  |  |  |  |  |  |  |
| 230U |  | 92 | 138 | 230,033940(5) | 20,23(0,02) hri | β+β+ (langka) | 230Th | 0+ |  |  |  |  |  |  |  |  |  |  |  |
| 231U |  | 92 | 139 | 231,036294(3) | 4,2(0,1) hri | EC | 231Pa | (5/2)(+#) |  |  |  |  |  |  |  |  |  |  |  |
| 231U |  | 92 | 139 | 231,036294(3) | 4,2(0,1) hri | α (0,004%) | 227Th | (5/2)(+#) |  |  |  |  |  |  |  |  |  |  |  |
| 232U |  | 92 | 140 | 232,0371562(24) | 68,9(0,4) thn | α | 228Th | 0+ |  |  |  |  |  |  |  |  |  |  |  |
| 232U |  | 92 | 140 | 232,0371562(24) | 68,9(0,4) thn | CD (8,9×10−10%) | 208Pb 24Ne | 0+ |  |  |  |  |  |  |  |  |  |  |  |
| 232U |  | 92 | 140 | 232,0371562(24) | 68,9(0,4) thn | CD (5×10−12%) | 204Hg 28Mg | 0+ |  |  |  |  |  |  |  |  |  |  |  |
| 232U |  | 92 | 140 | 232,0371562(24) | 68,9(0,4) thn | SF (10−12%) | (beberapa) | 0+ |  |  |  |  |  |  |  |  |  |  |  |
| 233U |  | 92 | 141 | 233,0396352(29) | 1,592(2)×105 thn | α | 229Th | 5/2+ | Renik |  |  |  |  |  |  |  |  |  |  |
| 233U |  | 92 | 141 | 233,0396352(29) | 1,592(2)×105 thn | SF (6×10−9%) | (beberapa) | 5/2+ | Renik |  |  |  |  |  |  |  |  |  |  |
| 233U |  | 92 | 141 | 233,0396352(29) | 1,592(2)×105 thn | CD (7,2×10−11%) | 209Pb 24Ne | 5/2+ | Renik |  |  |  |  |  |  |  |  |  |  |
| 233U |  | 92 | 141 | 233,0396352(29) | 1,592(2)×105 thn | CD (1,3×10−13%) | 205Hg 28Mg | 5/2+ | Renik |  |  |  |  |  |  |  |  |  |  |
| 234U | Uranium II | 92 | 142 | 234,0409521(20) | 2,455(6)×105 thn | α | 230Th | 0+ | [0.000054(5)] | 0,000050– 0,000059 |  |  |  |  |  |  |  |  |  |
| 234U | Uranium II | 92 | 142 | 234,0409521(20) | 2,455(6)×105 thn | SF (1,73×10−9%) | (beberapa) | 0+ | [0.000054(5)] | 0,000050– 0,000059 |  |  |  |  |  |  |  |  |  |
| 234U | Uranium II | 92 | 142 | 234,0409521(20) | 2,455(6)×105 thn | CD (1,4×10−11%) | 206Hg 28Mg | 0+ | [0.000054(5)] | 0,000050– 0,000059 |  |  |  |  |  |  |  |  |  |
| 234U | Uranium II | 92 | 142 | 234,0409521(20) | 2,455(6)×105 thn | CD (9×10−12%) | 184Hf 26Ne 24Ne | 0+ | [0.000054(5)] | 0,000050– 0,000059 |  |  |  |  |  |  |  |  |  |
| 234mU |  | 1421,32(10) keV | 1421,32(10) keV | 1421,32(10) keV | 33,5(2,0) mdtk |  |  | 6− |  |  |  |  |  |  |  |  |  |  |  |
| 235U | Aktin Uranium Aktino-Uranium | 92 | 143 | 235,0439299(20) | 7,038(1)×108 thn | α | 231Th | 7/2− | [0,007204(6)] | 0,007198– 0,007207 |  |  |  |  |  |  |  |  |  |
| 235U | Aktin Uranium Aktino-Uranium | 92 | 143 | 235,0439299(20) | 7,038(1)×108 thn | SF (7×10−9%) | (beberapa) | 7/2− | [0,007204(6)] | 0,007198– 0,007207 |  |  |  |  |  |  |  |  |  |
| 235U | Aktin Uranium Aktino-Uranium | 92 | 143 | 235,0439299(20) | 7,038(1)×108 thn | CD (8×10−10%) | 186Hf 25Ne 24Ne | 7/2− | [0,007204(6)] | 0,007198– 0,007207 |  |  |  |  |  |  |  |  |  |
| 235mU |  | 0,0765(4) keV | 0,0765(4) keV | 0,0765(4) keV | ~26 mnt | IT | 235U | 1/2+ |  |  |  |  |  |  |  |  |  |  |  |
| 236U | Toruranium | 92 | 144 | 236,045568 | 2,342(3)×107 thn | α | 232Th | 0+ | Renik |  |  |  |  |  |  |  |  |  |  |
| 236U | Toruranium | 92 | 144 | 236,045568 | 2,342(3)×107 thn | SF (9,6×10−8%) | (beberapa) | 0+ | Renik |  |  |  |  |  |  |  |  |  |  |
| 236m1U |  | 1052,89(19) keV | 1052,89(19) keV | 1052,89(19) keV | 100(4) ndtk |  |  | (4)− |  |  |  |  |  |  |  |  |  |  |  |
| 236m2U |  | 2750(10) keV | 2750(10) keV | 2750(10) keV | 120(2) ndtk |  |  | (0+) |  |  |  |  |  |  |  |  |  |  |  |
| 237U |  | 92 | 145 | 237,0487302(20) | 6,752(0,002) hri | β− | 237Np | 1/2+ | Renik |  |  |  |  |  |  |  |  |  |  |
| 238U | Uranium I | 92 | 146 | 238,0507882(20) | 4,468(3)×109 thn | α | 234Th | 0+ | [0,992742(10)] | 0,992739– 0,992752 |  |  |  |  |  |  |  |  |  |
| 238U | Uranium I | 92 | 146 | 238,0507882(20) | 4,468(3)×109 thn | SF (5,45×10−5%) | (beberapa) | 0+ | [0,992742(10)] | 0,992739– 0,992752 |  |  |  |  |  |  |  |  |  |
| 238U | Uranium I | 92 | 146 | 238,0507882(20) | 4,468(3)×109 thn | β−β− (2,19×10−10%) | 238Pu | 0+ | [0,992742(10)] | 0,992739– 0,992752 |  |  |  |  |  |  |  |  |  |
| 238mU |  | 2557,9(5) keV | 2557,9(5) keV | 2557,9(5) keV | 280(6) ndtk |  |  | 0+ |  |  |  |  |  |  |  |  |  |  |  |
| 239U |  | 92 | 147 | 239,0542933(21) | 23,45(0,02) mnt | β− | 239Np | 5/2+ |  |  |  |  |  |  |  |  |  |  |  |
| 239m1U |  | 20(20)# keV | 20(20)# keV | 20(20)# keV | >250 ndtk |  |  | (5/2+) |  |  |  |  |  |  |  |  |  |  |  |
| 239m2U |  | 133,7990(10) keV | 133,7990(10) keV | 133,7990(10) keV | 780(40) ndtk |  |  | 1/2+ |  |  |  |  |  |  |  |  |  |  |  |
| 240U |  | 92 | 148 | 240,056592(6) | 14,1(0,1) jam | β− | 240Np | 0+ | Renik |  |  |  |  |  |  |  |  |  |  |
| 240U |  | 92 | 148 | 240,056592(6) | 14,1(0,1) jam | α (10−10%) | 236Th  | 0+ | Renik |  |  |  |  |  |  |  |  |  |  |
| 242U |  | 92 | 150 | 242,06293(22)# | 16,8(0,5) mnt | β− | 242Np | 0+ |  |  |  |  |  |  |  |  |  |  |  |
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↑  mU –  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:


CD:Peluruhan gugus

EC:Penangkapan elektron

SF:Fisi spontan
↑  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).
↑  Produk peluruhan antara dari 237Np
↑  Digunakan dalam penanggalan uranium–torium
1 2  Digunakan dalam penanggalan uranium–uranium
↑  Produk peluruhan antara dari 238U
1 2  Radionuklida primordial
1 2  Digunakan dalam penanggalan uranium–timbal
↑  Penting dalam reaktor nuklir
↑  Produk peluruhan antara dari 244Pu, juga dihasilkan oleh penangkapan neutron dari 235U
↑  Produk penangkapan neutron, induk dari jumlah renik 237Np
↑  Produk peluruhan antara dari 244Pu