This printable crossword puzzle on the topic of Elements & Periodic Table has 12 clues. Answers range from 5 to 16 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
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where protons and neutrons are found
protons and neutrons equal
the periodic table of...
the staircase separates non-metals and...
the atomic number also represents...
Space between the energy levels
the horizontal rows
the vertical columns
basic unit of chemical elements
what mostly makes up the periodic table
what is found in the electron cloud