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Actinides

Elements classified as Actinide.

89AcActinium22790ThThorium232.0491PaProtactinium231.0492UUranium238.0393NpNeptunium23794PuPlutonium24495AmAmericium24396CmCurium24797BkBerkelium24798CfCalifornium25199EsEinsteinium252100FmFermium257101MdMendelevium258102NoNobelium259103LrLawrencium262