Other crossword clues for answer "ATNOS"ATNOS92 for U and 53 for I: Abbr.Proton counts: Abbr.Chem. class figuresChem. class dataChem. class infoPeriodic table listings: Abbr.1 for H and 2 for He, e.g.B's 5 and C's 6Element's ID'sPeriodic table elements: Abbr.Periodic table info: Abbr.They go from 57 to 71 in the lanthanide series: Abbr.Atomic numbers: Abbr.Measures of elements: Abbr.7 for N, 8 for O, etc.B and O figures: Abbr.Periodic law figs.5 for B and 6 for C1for H, 2 for He, etc.Chem. amts.92 and 53 for U and I