"0"^^ . "106250388"@en-us . "110475931"@en-us . "actinide series"@en-us . . "114625110"^^ . "(chemistry) a series of 15 radioactive elements with increasing atomic numbers from actinium to lawrencium"@en-us . . "0"^^ . . . "actinide series"^^ . "113788021"@en-us . "14625110-n"^^ . . . . "107866149"@en-us . . . . .