Isotopes of Neon
List of known isotopes of the element Neon.
| Isotope | t½ | % | Spin/parity | Radius | Isotopic mass | Discovery |
|---|---|---|---|---|---|---|
| 15Ne | 0.59 MeV | syn. | (3/2-) | — | 1.504·107 ±71.58 keV/c2 | 2014 |
| 16Ne | 80 keV | syn. | 0+ | — | 1.602·107 ±21.98 keV/c2 | 1977 |
| 17Ne | 109.2 ±6 ms | syn. | 1/2- | 3.041 ±0.0088 fm | 1.701·107 ±0.38 keV/c2 | 1963 |
| 18Ne | 1,672 ±8 ms | syn. | 0+ | 2.971 ±0.0076 fm | 1.8·107 ±0.39 keV/c2 | 1954 |
| 19Ne | 17.22 ±2 s | syn. | 1/2+ | 3.008 ±0.004 fm | 1.9·107 ±0.171 keV/c2 | 1939 |
| 20Ne | stab. | 90.48 ±0.03 % | 0+ | 3.005 ±0.0021 fm | 1.999·107 ±0.00165 keV/c2 | 1913 |
| 21Ne | stab. | 0.27 ±0.01 % | 3/2+ | 2.969 ±0.0033 fm | 2.099·107 ±0.041 keV/c2 | 1928 |
| 22Ne | stab. | 9.25 ±0.03 % | 0+ | 2.952 ±0.004 fm | 2.199·107 ±0.018 keV/c2 | 1913 |
| 23Ne | 37.25 ±10 s | syn. | 5/2+ | 2.91 ±0.0071 fm | 2.299·107 ±0.112 keV/c2 | 1936 |
| 24Ne | 3.38 ±2 m | syn. | 0+ | 2.9 ±0.0078 fm | 2.399·107 ±0.55 keV/c2 | 1956 |
| 25Ne | 602 ±8 ms | syn. | 1/2+ | 2.931 ±0.0088 fm | 2.499·107 ±31.18 keV/c2 | 1970 |
| 26Ne | 197 ±2 ms | syn. | 0+ | 2.925 ±0.01 fm | 2.6·107 ±19.78 keV/c2 | 1970 |
| 27Ne | 31.5 ±13 ms | syn. | (3/2+) | — | 2.7·107 ±97.44 keV/c2 | 1977 |
| 28Ne | 20 ±1 ms | syn. | 0+ | 2.964 ±0.0134 fm | 2.801·107 ±135.3 keV/c2 | 1979 |
| 29Ne | 15 ±3 ms | syn. | (3/2+) | — | 2.901·107 ±160.5 keV/c2 | 1985 |
| 30Ne | 7.3 ±3 ms | syn. | 0+ | — | 3.002·107 ±271.8 keV/c2 | 1985 |
| 31Ne | 3.4 ±8 ms | syn. | (3/2-) | — | 3.103·107 ±285.7 keV/c2 | 1996 |
| 32Ne | 3.5 ±9 ms | syn. | 0+ | — | 3.203·107 ±540 keV/c2 | 1990 |
| 33Ne | 180 ns | syn. | — | — | 3.304·107 ±644 keV/c2 | — |
| 34Ne | 60 ns | syn. | 0+ | — | 3.405·107 ±551 keV/c2 | 2002 |
15NeNeon-15
| Classification | z: 10; n: 5; m: 15 |
|---|---|
| Half life | 0.59 MeV |
| Natural abundance | synthetic nuclide |
| Spin/parity | (3/2-) |
| Decay modes | two-proton emission |
| Discovery | 2014 |
| Mass excess | 40,210 ±66.68 keV |
| Binding energy | 4,868 ±4.445 keV |
| Single-particle energy | -962 ±77.17 keV |
| Q value for electron capture | 23,640 ±68.13 keV |
16NeNeon-16
| Classification | z: 10; n: 6; m: 16 |
|---|---|
| Half life | 80 keV |
| Natural abundance | synthetic nuclide |
| Spin/parity | 0+ |
| Decay modes | two-proton emission |
| Discovery | 1977 |
| Mass excess | 23,980 ±20.48 keV |
| Binding energy | 6,083 ±1.28 keV |
| Single-particle energy | -131.1 ±24.8 keV |
| Neutron separation energy | 24,290 ±69.75 keV |
| Q value for electron capture | 13,310 ±21.17 keV |
17NeNeon-17
| Classification | z: 10; n: 7; m: 17 |
|---|---|
| Half life | 109.2 ±6 ms |
| Natural abundance | synthetic nuclide |
| Spin/parity | 1/2- |
| Decay modes | electron capture + β⁺ decay; electron capture + proton emission; electron capture + α decay |
| Discovery | 1963 |
| Mass excess | 16,500 ±0.354 keV |
| Binding energy | 6,640 ±0.0208 keV |
| Single-particle energy | 1,463 ±5.375 keV |
| Neutron separation energy | 15,550 ±20.48 keV |
| Q value for electron capture | 14,540 ±0.432 keV |
| β⁻ decay energy | -18,220 ±59.61 keV |
| Magnetic dipole moment | 0.7873 ±0.0014 μN |
18NeNeon-18
| Classification | z: 10; n: 8; m: 18 |
|---|---|
| Half life | 1,672 ±8 ms |
| Natural abundance | synthetic nuclide |
| Spin/parity | 0+ |
| Decay modes | electron capture + β⁺ decay |
| Discovery | 1954 |
| Mass excess | 5,317 ±0.363 keV |
| Binding energy | 7,341 ±0.0202 keV |
| Single-particle energy | 3,923 ±0.4399 keV |
| Neutron separation energy | 19,250 ±0.5071 keV |
| Q value for electron capture | 4,444 ±0.588 keV |
| β⁻ decay energy | -19,730 ±93.88 keV |
| β⁻ decay energy with neutron | -37,480 ±59.61 keV |
19NeNeon-19
| Classification | z: 10; n: 9; m: 19 |
|---|---|
| Half life | 17.22 ±2 s |
| Natural abundance | synthetic nuclide |
| Spin/parity | 1/2+ |
| Decay modes | electron capture + β⁺ decay |
| Discovery | 1939 |
| Mass excess | 1,752 ±0.16 keV |
| Binding energy | 7,567 ±0.0084 keV |
| Single-particle energy | 6,410 ±0.4902 keV |
| Neutron separation energy | 11,630 ±0.3965 keV |
| Q value for electron capture | 3,239 ±0.16 keV |
| β⁻ decay energy | -11,180 ±10.53 keV |
| β⁻ decay energy with neutron | -31,360 ±93.88 keV |
| Magnetic dipole moment | -1.886 ±7·10-5 μN |
20NeNeon-20
| Classification | z: 10; n: 10; m: 20 |
|---|---|
| Half life | stable nuclide |
| Natural abundance | 90.48 ±0.03 % |
| Spin/parity | 0+ |
| Discovery | 1913 |
| Mass excess | -7,042 ±0.00154 keV |
| Binding energy | 8,032 ±2·10-4 keV |
| Single-particle energy | 12,840 ±0.0017 keV |
| Neutron separation energy | 16,860 ±0.1601 keV |
| Q value for electron capture | -7,025 ±0.03 keV |
| β⁻ decay energy | -13,900 ±1.109 keV |
| β⁻ decay energy with neutron | -28,050 ±10.53 keV |
| Magnetic dipole moment | 1.08 ±0.08 μN |
| Electric quadrupole moment | -0.23 ±0.03 b |
21NeNeon-21
| Classification | z: 10; n: 11; m: 21 |
|---|---|
| Half life | stable nuclide |
| Natural abundance | 0.27 ±0.01 % |
| Spin/parity | 3/2+ |
| Discovery | 1928 |
| Mass excess | -5,732 ±0.038 keV |
| Binding energy | 7,971 ±0.0018 keV |
| Single-particle energy | 13,000 ±0.0486 keV |
| Neutron separation energy | 6,761 ±0.0385 keV |
| Q value for electron capture | -5,685 ±1.8 keV |
| β⁻ decay energy | -3,547 ±0.0177 keV |
| β⁻ decay energy with neutron | -20,660 ±1.109 keV |
| Magnetic dipole moment | -0.6617 ±3·10-5 μN |
| Electric quadrupole moment | 0.1016 ±8·10-4 b |
22NeNeon-22
| Classification | z: 10; n: 12; m: 22 |
|---|---|
| Half life | stable nuclide |
| Natural abundance | 9.25 ±0.03 % |
| Spin/parity | 0+ |
| Discovery | 1913 |
| Mass excess | -8,025 ±0.018 keV |
| Binding energy | 8,080 ±8·10-4 keV |
| Single-particle energy | 15,260 ±1.8 keV |
| Neutron separation energy | 10,360 ±0.0424 keV |
| Q value for electron capture | -10,820 ±12.39 keV |
| β⁻ decay energy | -2,844 ±0.1325 keV |
| β⁻ decay energy with neutron | -13,920 ±0.0459 keV |
| Magnetic dipole moment | 0.65 ±0.02 μN |
| Electric quadrupole moment | -0.215 ±0.012 b |
23NeNeon-23
| Classification | z: 10; n: 13; m: 23 |
|---|---|
| Half life | 37.25 ±10 s |
| Natural abundance | synthetic nuclide |
| Spin/parity | 5/2+ |
| Decay modes | β⁻ decay |
| Discovery | 1936 |
| Mass excess | -5,155 ±0.104 keV |
| Binding energy | 7,955 ±0.0045 keV |
| Single-particle energy | 15,230 ±12.39 keV |
| Neutron separation energy | 5,200 ±0.1029 keV |
| Q value for electron capture | -8,440 ±33.32 keV |
| β⁻ decay energy | 4,375 ±0.1044 keV |
| β⁻ decay energy with neutron | -8,044 ±0.1677 keV |
| Magnetic dipole moment | -1.08 ±0.001 μN |
| Electric quadrupole moment | 0.145 ±0.013 b |
24NeNeon-24
| Classification | z: 10; n: 14; m: 24 |
|---|---|
| Half life | 3.38 ±2 m |
| Natural abundance | synthetic nuclide |
| Spin/parity | 0+ |
| Decay modes | β⁻ decay |
| Discovery | 1956 |
| Mass excess | -5,952 ±0.513 keV |
| Binding energy | 7,993 ±0.0214 keV |
| Single-particle energy | 16,520 ±33.32 keV |
| Neutron separation energy | 8,868 ±0.5226 keV |
| Q value for electron capture | -13,500 ±97.67 keV |
| β⁻ decay energy | 2,466 ±0.513 keV |
| β⁻ decay energy with neutron | -4,494 ±0.5127 keV |
25NeNeon-25
| Classification | z: 10; n: 15; m: 25 |
|---|---|
| Half life | 602 ±8 ms |
| Natural abundance | synthetic nuclide |
| Spin/parity | 1/2+ |
| Decay modes | β⁻ decay |
| Discovery | 1970 |
| Mass excess | -2,036 ±29.04 keV |
| Binding energy | 7,839 ±1.161 keV |
| Single-particle energy | 16,860 ±101.8 keV |
| Neutron separation energy | 4,155 ±29.04 keV |
| Q value for electron capture | -13,370 ±100.7 keV |
| β⁻ decay energy | 7,322 ±29.07 keV |
| β⁻ decay energy with neutron | -1,689 ±29.04 keV |
| Magnetic dipole moment | -1.006 ±5·10-4 μN |
26NeNeon-26
| Classification | z: 10; n: 16; m: 26 |
|---|---|
| Half life | 197 ±2 ms |
| Natural abundance | synthetic nuclide |
| Spin/parity | 0+ |
| Decay modes | β⁻ decay; β⁻ decay with neutron emission |
| Discovery | 1970 |
| Mass excess | 481.1 ±18.42 keV |
| Binding energy | 7,751 ±0.7088 keV |
| Single-particle energy | 18,140 ±98.18 keV |
| Neutron separation energy | 5,554 ±34.39 keV |
| Q value for electron capture | -18,200 ±108.6 keV |
| β⁻ decay energy | 7,341 ±18.75 keV |
| β⁻ decay energy with neutron | 1,767 ±18.46 keV |
27NeNeon-27
| Classification | z: 10; n: 17; m: 27 |
|---|---|
| Half life | 31.5 ±13 ms |
| Natural abundance | synthetic nuclide |
| Spin/parity | (3/2+) |
| Decay modes | β⁻ decay; β⁻ decay with neutron emission |
| Discovery | 1977 |
| Mass excess | 7,050 ±90.77 keV |
| Binding energy | 7,520 ±3.361 keV |
| Single-particle energy | 18,910 ±140.3 keV |
| Neutron separation energy | 1,501 ±92.62 keV |
| Q value for electron capture | -18,090 ±150.6 keV |
| β⁻ decay energy | 12,560 ±90.84 keV |
| β⁻ decay energy with neutron | 5,840 ±90.83 keV |
28NeNeon-28
| Classification | z: 10; n: 18; m: 28 |
|---|---|
| Half life | 20 ±1 ms |
| Natural abundance | synthetic nuclide |
| Spin/parity | 0+ |
| Decay modes | β⁻ decay; β⁻ decay with neutron emission; β⁻ decay with two-neutron emission |
| Discovery | 1979 |
| Mass excess | 11,290 ±126 keV |
| Binding energy | 7,388 ±4.502 keV |
| Single-particle energy | 21,120 ±174.1 keV |
| Neutron separation energy | 3,822 ±155.3 keV |
| Q value for electron capture | -22,110 ±174.2 keV |
| β⁻ decay energy | 12,280 ±126.4 keV |
| β⁻ decay energy with neutron | 8,746 ±126.1 keV |
29NeNeon-29
| Classification | z: 10; n: 19; m: 29 |
|---|---|
| Half life | 15 ±3 ms |
| Natural abundance | synthetic nuclide |
| Spin/parity | (3/2+) |
| Decay modes | β⁻ decay; β⁻ decay with neutron emission; β⁻ decay with two-neutron emission |
| Discovery | 1985 |
| Mass excess | 18,390 ±149.5 keV |
| Binding energy | 7,167 ±5.155 keV |
| Single-particle energy | 22,290 ±191.9 keV |
| Neutron separation energy | 971.2 ±195.5 keV |
| Q value for electron capture | -21,760 ±546.2 keV |
| β⁻ decay energy | 15,710 ±149.6 keV |
| β⁻ decay energy with neutron | 11,310 ±149.8 keV |
30NeNeon-30
| Classification | z: 10; n: 20; m: 30 |
|---|---|
| Half life | 7.3 ±3 ms |
| Natural abundance | synthetic nuclide |
| Spin/parity | 0+ |
| Decay modes | β⁻ decay; β⁻ decay with neutron emission; β⁻ decay with two-neutron emission |
| Discovery | 1985 |
| Mass excess | 23,280 ±253.2 keV |
| Binding energy | 7,034 ±8.441 keV |
| Single-particle energy | 24,150 ±583.2 keV |
| Neutron separation energy | 3,191 ±294 keV |
| Q value for electron capture | -25,680 ±560.4 keV |
| β⁻ decay energy | 14,800 ±253.2 keV |
| β⁻ decay energy with neutron | 12,520 ±253.3 keV |
31NeNeon-31
| Classification | z: 10; n: 21; m: 31 |
|---|---|
| Half life | 3.4 ±8 ms |
| Natural abundance | synthetic nuclide |
| Spin/parity | (3/2-) |
| Decay modes | β⁻ decay; β⁻ decay with two-neutron emission; β⁻ decay with three-neutron emission |
| Discovery | 1996 |
| Mass excess | 31,180 ±266.1 keV |
| Binding energy | 6,813 ±8.586 keV |
| Single-particle energy | 25,060 ±567 keV |
| Neutron separation energy | 169.8 ±126.5 keV |
| Q value for electron capture | -25,670 ±597.5 keV |
| β⁻ decay energy | 18,930 ±266.5 keV |
| β⁻ decay energy with neutron | 14,630 ±266.2 keV |
32NeNeon-32
| Classification | z: 10; n: 22; m: 32 |
|---|---|
| Half life | 3.5 ±9 ms |
| Natural abundance | synthetic nuclide |
| Spin/parity | 0+ |
| Decay modes | β⁻ decay; β⁻ decay with neutron emission |
| Discovery | 1990 |
| Mass excess | 36,990 ±503 keV |
| Binding energy | 6,671 ±16 keV |
| Single-particle energy | 27,130 ±734 keV |
| Neutron separation energy | 2,254 ±569 keV |
| β⁻ decay energy | 18,350 ±504 keV |
| β⁻ decay energy with neutron | 16,680 ±503 keV |
33NeNeon-33
| Classification | z: 10; n: 23; m: 33 |
|---|---|
| Half life | 180 ns |
| Natural abundance | synthetic nuclide |
| Decay modes | neutron emission |
| Mass excess | 46,130 ±600 keV |
| Binding energy | 6,436 ±18 keV |
| Neutron separation energy | -1,060 ±783 keV |
| β⁻ decay energy | 22,350 ±750 keV |
| β⁻ decay energy with neutron | 19,410 ±601 keV |
34NeNeon-34
| Classification | z: 10; n: 24; m: 34 |
|---|---|
| Half life | 60 ns |
| Natural abundance | synthetic nuclide |
| Spin/parity | 0+ |
| Decay modes | β⁻ decay; β⁻ decay with neutron emission; β⁻ decay with two-neutron emission |
| Discovery | 2002 |
| Mass excess | 52,840 ±513 keV |
| Binding energy | 6,287 ±15 keV |
| Neutron separation energy | 1,360 ±789 keV |
| β⁻ decay energy | 21,160 ±789 keV |
| β⁻ decay energy with neutron | 20,990 ±682 keV |