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Californium |
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Number of Energy Levels: 7 First Energy Level: 2 Second Energy Level: 8 Third Energy Level: 18 Fourth Energy Level: 32 Fifth Energy Level: 28 Sixth Energy Level: 8 Seventh Energy Level: 2 |
| Isotope | Half Life |
| Cf-245 | 44 minutes |
| Cf-246 | 1.5 days |
| Cf-247 | 3.1 hours |
| Cf-248 | 334 days |
| Cf-249 | 351 years |
| Cf-250 | 13 years |
| Cf-251 | 900 years |
| Cf-252 | 2.6 years |
| Cf-253 | 17.8 days |
| Cf-254 | 60.5 days |