Actiniden
mei 8, 2010
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)