Actiniden Actinium (Ac) Americium (Am) Berkelium (Bk) Californium (Cf) Curium (Cm) Einsteinium (Es) Fermium (Fm) Lawrencium (Lr) Mendelevium (Md) Nobelium (No) Neptunium (Np) Protactinium (Pa) Plutonium (Pu) Thorium (Th) Uranium (U)
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