Sc
Scandium
Z 21 44.956 g/molTransition Metal
| 45Sc | 24 | 44.9559 | -41,072.3 | 100.0% | Stable | 7/2- | --- | 1923 |
| 35Sc | 14 | 35.0291 | 27,100.0 | --- | --- | (7/2-) | p→34Ca | --- |
| 36Sc | 15 | 36.0173 | 16,150.0 | --- | --- | --- | p→35Ca | --- |
| 37Sc | 16 | 37.0041 | 3,780.0 | --- | --- | (7/2-) | p→36Ca | --- |
| 38Sc | 17 | 37.9954 | -4,250.0 | --- | --- | (2-) | p→37Ca | --- |
| 38mSc | 17 | 37.9962 | -3,580.0 | --- | --- | (5-) | γ→38Sc p→37Ca | --- |
| 39Sc | 18 | 38.9848 | -14,173.0 | --- | --- | (7/2-) | p→38Ca(100%) | 1988 |
| 40Sc | 19 | 39.978 | -20,523.4 | --- | 182.3 ms | 4- | β⁺→40Ca(99.543%) β⁺p→39K(0.44%) β⁺α→36Ar(0.017%) | 1955 |
| 41Sc | 20 | 40.9693 | -28,642.36 | --- | 596.3 ms | 7/2- | β⁺→41Ca(100%) | 1941 |
| 42Sc | 21 | 41.9655 | -32,121.0 | --- | 680.72 ms | 0+ | β⁺→42Ca(100%) | 1955 |
| 42mSc | 21 | 41.9662 | -31,504.19 | --- | 1.03 m | 7+ | β⁺→42Ca(100%) | 1963 |
| 43Sc | 22 | 42.9612 | -36,188.1 | --- | 3.89 h | 7/2- | β⁺→43Ca(100%) | 1935 |
| 43mSc | 22 | 42.9613 | -36,036.3 | --- | 438.0 µs | 3/2+ | γ→43Sc(100%) | 1964 |
| 43nSc | 22 | 42.9645 | -33,064.4 | --- | 472.0 ns | 19/2- | γ→43Sc(100%) | 1978 |
| 44Sc | 23 | 43.9594 | -37,816.0 | --- | 4.04 h | 2+ | β⁺→44Ca(100%) | 1937 |
| 44mSc | 23 | 43.9595 | -37,748.1 | --- | 154.8 ns | 1- | γ→44Sc(100%) | 1967 |
| 44nSc | 23 | 43.9596 | -37,669.8 | --- | 51.0 µs | 0- | γ→44Sc(100%) | 1963 |
| 45mSc | 24 | 44.9559 | -41,059.9 | --- | 318.0 ms | 3/2+ | γ→45Sc(100%) | 1964 |
| 46Sc | 25 | 45.9552 | -41,761.6 | --- | 83.76 d | 4+ | β⁻→46Ti(100%) | 1936 |
| 46mSc | 25 | 45.9552 | -41,709.6 | --- | 9.4 µs | 6+ | γ→46Sc(100%) | 1966 |
| 46nSc | 25 | 45.9553 | -41,619.1 | --- | 18.75 s | 1- | γ→46Sc(100%) | 1948 |
| 47Sc | 26 | 46.9524 | -44,336.8 | --- | 3.35 d | 7/2- | β⁻→47Ti(100%) | 1945 |
| 47mSc | 26 | 46.9532 | -43,570.0 | --- | 272.0 ns | (3/2+) | γ→47Sc(100%) | 1968 |
| 48Sc | 27 | 47.9522 | -44,504.0 | --- | 1.82 d | 6+ | β⁻→48Ti(100%) | 1937 |
| 49Sc | 28 | 48.95 | -46,562.4 | --- | 57.18 m | 7/2- | β⁻→49Ti(100%) | 1940 |
| 50Sc | 29 | 49.9522 | -44,537.1 | --- | 1.71 m | 5+ | β⁻→50Ti(100%) | 1959 |
| 50mSc | 29 | 49.9525 | -44,280.2 | --- | 350.0 ms | 2+ | γ→50Sc(>99%) β⁻→50Ti(<1%) | 1963 |
| 51Sc | 30 | 50.9536 | -43,250.4 | --- | 12.4 s | (7/2-) | β⁻→51Ti(100%) β⁻n→50Ti | 1966 |
| 52Sc | 31 | 51.9565 | -40,524.0 | --- | 8.2 s | (3+) | β⁻→52Ti(100%) β⁻n→51Ti | 1980 |
| 53Sc | 32 | 52.9584 | -38,770.0 | --- | 2.4 s | (7/2-) | β⁻→53Ti(100%) β⁻n→52Ti | 1980 |
| 54Sc | 33 | 53.963 | -34,438.0 | --- | 526.0 ms | (3+) | β⁻→54Ti(84%) β⁻n→53Ti(16%) | 1990 |
| 54mSc | 33 | 53.9631 | -34,328.0 | --- | 2.77 µs | (5+) | γ→54Sc(100%) | 1998 |
| 55Sc | 34 | 54.9669 | -30,840.0 | --- | 96.0 ms | (7/2-) | β⁻→55Ti(83%) β⁻n→54Ti(17%) β⁻n→53Ti | 1990 |
| 56Sc | 35 | 55.9726 | -25,520.0 | --- | 26.0 ms | (1+) | β⁻→56Ti(100%) β⁻n→55Ti β⁻n→54Ti | 1997 |
| 56mSc | 35 | 55.9726 | -25,520.0 | --- | 75.0 ms | (6+) | β⁻→56Ti(100%) β⁻n→55Ti(>12%) β⁻n→54Ti | 2004 |
| 56nSc | 35 | 55.9734 | -24,750.0 | --- | 290.0 ns | (4+) | γ→56Sc(100%) | 2004 |
| 57Sc | 36 | 56.977 | -21,380.0 | --- | 22.0 ms | (7/2-) | β⁻→57Ti(100%) β⁻n→56Ti β⁻n→55Ti | 1997 |
| 58Sc | 37 | 57.9834 | -15,480.0 | --- | 12.0 ms | (3+) | β⁻→58Ti(100%) β⁻n→57Ti β⁻n→56Ti | 1997 |
| 58mSc | 37 | 57.9849 | -14,060.0 | --- | 600.0 ns | --- | γ→58Sc(100%) | 2020 |
| 59Sc | 38 | 58.9884 | -10,830.0 | --- | 12.0 ms | (7/2-) | β⁻→59Ti β⁻n→58Ti β⁻n→57Ti | 2009 |
| 60Sc | 39 | 59.9951 | -4,550.0 | --- | 10.0 ms | (3+) | β⁻→60Ti β⁻n→59Ti β⁻n→58Ti | 2009 |
| 61Sc | 40 | 61.0005 | 500.0 | --- | 7.0 ms | (7/2-) | β⁻→61Ti β⁻n→60Ti β⁻n→59Ti | 2009 |
| 62Sc | 41 | 62.0078 | 7,310.0 | --- | 2.0 ms | --- | β⁻→62Ti β⁻n→61Ti β⁻n→60Ti | 2018 |
| 63Sc | 42 | 63.014 | 13,070.0 | --- | 1.0 ms | (7/2-) | β⁻→63Ti β⁻n→62Ti β⁻n→61Ti | --- |