Crossword Heaven

Answer: ATNOS

ATNOS is a crossword puzzle answer that we have spotted 12 times.

• 7 for N, 8 for O, etc.
• B and O figures: Abbr.
• Periodic table figs.
• Chem. class figures
• They go from 57 to 71 in the lanthanide series: Abbr.
• Periodic table info: Abbr.
• Periodic law figs.
• 1 for H and 2 for He, e.g.
• Element info: abbr.
• B's 5 and C's 6
• 5 for B and 6 for C
• Chem. class data