Cu-Er Cu-Eu Cu-Fe
Cu-Ga Cu-Ge Cu-H
Cu-Hf Cu-Ho Cu-In
Cu-Ir Cu-La Cu-Li
Cu-Mg Cu-Mn Cu-Mo
Cu-Nb Cu-Nd Cu-Ni
Cu-O Cu-P Cu-Pb
Cu-Pd Cu-Pr Cu-Rh
Cu-S Cu-Sb Cu-Sc
Cu-Si Cu-Sm Cu-Sn
Cu-Sr Cu-Ti Cu-Tl
Cu-V Cu-W Cu-Y
Cu-Zn Cu-Zr
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