Li
Lithium
Z 3 6.94 g/molAlkali Metal
| 7Li | 4 | 7.016 | 14,907.105 | 95.15% | Stable | 3/2- | --- | 1921 |
| 6Li | 3 | 6.0151 | 14,086.88 | 4.85% | Stable | 1+ | --- | 1921 |
| 3Li | 0 | 3.0308 | 28,670.0 | --- | --- | (3/2-) | p→2He | --- |
| 4Li | 1 | 4.0272 | 25,320.0 | --- | 91.0 ys | 2- | p→3He(100%) | 1965 |
| 5Li | 2 | 5.0125 | 11,680.0 | --- | 370.0 ys | 3/2- | p→4He(100%) | 1941 |
| 8Li | 5 | 8.0225 | 20,945.8 | --- | 838.7 ms | 2+ | β⁻α→4He(100%) | 1935 |
| 9Li | 6 | 9.0268 | 24,954.91 | --- | 178.2 ms | 3/2- | β⁻n→8Be(50.5%) β⁻→9Be(49.5%) | 1951 |
| 10Li | 7 | 10.0355 | 33,053.0 | --- | 2.0 zs | (1-) | n→9Li(100%) | 1975 |
| 10mLi | 7 | 10.0357 | 33,250.0 | --- | 3.7 zs | 1+ | γ→10Li(100%) | 1994 |
| 10nLi | 7 | 10.036 | 33,530.0 | --- | 1.35 zs | (2+) | γ→10Li(100%) | 1993 |
| 11Li | 8 | 11.0437 | 40,728.3 | --- | 8.75 ms | 3/2- | β⁻n→10Be(86.3%) β⁻→11Be(5.978%) β⁻n→9Be(4.1%) β⁻n→8Be(1.9%) β⁻α→7He(1.7%) β⁻→9Li(0.013%) β⁻→8Li(0.009%) | 1966 |
| 12Li | 9 | 12.0526 | 49,010.0 | --- | --- | (1-) | n→11Li | 2008 |
| 13Li | 10 | 13.0612 | 56,980.0 | --- | 3.3 zs | (3/2-) | n→11Li(100%) | 2008 |