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Ac
Actinium
#89 · Actinide
| Kuwala | 227.02775 u |
| Kuwala | 10.07 g/cm³ |
| Kusungunuka | 1323.0 K |
| Kutentha | 3471.0 K |
| Electronegativity | 1.1 |
| Kuwala | 499.0 kJ/mol |
| Atomic radius | 195.0 pm |
| Kuletsa | f-block |
| State (RT) | M'gululi |
| Kusintha | [Rn] 6d1 7s2 |