ocr: 1a U H 2a 3a 4a 5a 6a 7a He Li Be B - CNOF Ne NaMg 3b 4b 5b 6b 7b 8b 1b 2b AlSi - - PSCIAr K Cal Sc Ti - VCrMn Fe CoNi CuZn - Ga Gel As - Se Br Kr Rb Sr Y ZrNbMo Tc Rul Rh Pdl AgCd In Sn Sb/Te I Xe Cs Ba Hf Ta W Re Os Ir Pt Au Hg Ti Pb Bi Po At Rn Fr Ra UnqUnp/Unh/Uns Une La . Cel Pr Nd PmSm Eu GdTb/Dy Ho Er TmYb Lu Ac Th Pa U Np PuAm/Cm Bk Cf Es Fm Md No Lr
