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Half-life period of Lanthanum (La) |
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| Find half-life period of radioactive isotopes of different elements; find its decay type and list of particle emitted. Half-life is the time required for a quantity of radioactive element to reduce to half of its initial value. |
Half-life period of Lanthanum (La)
| Element | Mass | Symbol | Decay Type | Half-Life |
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| Lanthanum | 137 | 137La | Electron capture (e) | 60,000 years | | Lanthanum | 138 | 138La | Electron capture (e), Beta decay (ß-) | 1.05 x 1011 years | | Lanthanum | 140 | 140La | | 40.272 hours | | Lanthanum | 141 | 141La | | 3.93 hours | | Lanthanum | 142 | 142La | | 92.5 minutes |
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