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Half-life period of Francium (Fr) |
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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 Francium (Fr)
| Element | Mass | Symbol | Decay Type | Half-Life |
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| Francium | 221 | 221Fr | Alpha decay (a) | 4.8 minutes | | Francium | 222 | 222Fr | Beta decay | 14.2 minutes | | Francium | 223 | 223Fr | Beta decay | 21.8 minutes |
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