Below are possible answers for the crossword clue No 1 in the periodic table.
8 letter answer(s) to no 1 in the periodic table
HYDROGEN
Hydrogen - a nonmetallic univalent element that is normally a colorless and odorless highly flammable diatomic gas; the simplest and lightest and most abundant element in the universe
Other crossword clues with similar answers to 'No 1 in the periodic table'