F
Fluorine
Z 9 18.998 g/molHalogen
| 19F | 10 | 18.9984 | -1,487.445 | 100.0% | Stable | 1/2+ | --- | 1920 |
| 13F | 4 | 13.0451 | 42,030.0 | --- | --- | (1/2+) | p→12O | --- |
| 14F | 5 | 14.0343 | 31,960.0 | --- | 500.0 ys | 2- | p→13O | 2010 |
| 15F | 6 | 15.0178 | 16,567.0 | --- | 1.1 zs | 1/2+ | p→14O(100%) | 1978 |
| 16F | 7 | 16.0115 | 10,675.0 | --- | 21.0 zs | 0- | p→15O(100%) | 1964 |
| 17F | 8 | 17.0021 | 1,951.7 | --- | 1.07 m | 5/2+ | β⁺→17O(100%) | 1934 |
| 18F | 9 | 18.0009 | 873.1 | --- | 1.83 h | 1+ | β⁺→18O(100%) | 1937 |
| 18mF | 9 | 18.0021 | 1,994.5 | --- | 162.0 ns | 5+ | γ→18F(100%) | --- |
| 20F | 11 | 20.0 | -17.463 | --- | 11.01 s | 2+ | β⁻→20Ne(100%) | 1935 |
| 21F | 12 | 20.9999 | -47.6 | --- | 4.16 s | 5/2+ | β⁻→21Ne(100%) | 1955 |
| 22F | 13 | 22.003 | 2,793.0 | --- | 4.23 s | (4+) | β⁻→22Ne(100%) β⁻n→21Ne(<11%) | 1965 |
| 23F | 14 | 23.0035 | 3,290.0 | --- | 2.23 s | 5/2+ | β⁻→23Ne(100%) β⁻n→22Ne(<14%) | 1970 |
| 24F | 15 | 24.0081 | 7,540.0 | --- | 384.0 ms | 3+ | β⁻→24Ne(100%) β⁻n→23Ne(<5.9%) | 1970 |
| 25F | 16 | 25.0122 | 11,330.0 | --- | 80.0 ms | (5/2+) | β⁻→25Ne(76.9%) β⁻n→24Ne(23.1%) β⁻n→23Ne | 1970 |
| 26F | 17 | 26.02 | 18,670.0 | --- | 8.2 ms | 1+ | β⁻→26Ne(86.5%) β⁻n→25Ne(13.5%) β⁻n→24Ne | 1979 |
| 26mF | 17 | 26.0207 | 19,310.0 | --- | 2.2 ms | (4+) | γ→26F(82%) β⁻n→25Ne(12%) β⁻→26Ne | 2013 |
| 27F | 18 | 27.027 | 25,130.0 | --- | 5.0 ms | (5/2+) | β⁻n→26Ne(77%) β⁻→27Ne(23%) β⁻n→25Ne | 1981 |
| 28F | 19 | 28.0359 | 33,400.0 | --- | 46.0 zs | (4-) | n→27F(100%) | 2012 |
| 29F | 20 | 29.0431 | 40,150.0 | --- | 2.5 ms | (5/2+) | β⁻n→28Ne(60%) β⁻→29Ne(40%) β⁻n→27Ne | 1989 |
| 30F | 21 | 30.0526 | 48,960.0 | --- | --- | --- | n→29F | --- |
| 31F | 22 | 31.061 | 56,840.0 | --- | 2.0 ms | (5/2+) | β⁻→31Ne β⁻n→30Ne β⁻n→29Ne | 1999 |