% replaces any number of letters (la% - lake, lamp)_ replaces one letter (ca_ - car, cat)

Other crossword clues for answer "ATNOS"

ATNOS
92 for U and 53 for I: Abbr.
Proton counts: Abbr.
Periodic table figs.
Chem. class figures
Chem. class data
Chem. class info
Periodic table listings: Abbr.
1 for H and 2 for He, e.g.
B's 5 and C's 6
Element's ID's
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 C
1for H, 2 for He, etc.
Chem. amts.
92 and 53 for U and I