This printable crossword puzzle on the topic of Elements & Periodic Table has 13 clues. Answers range from 4 to 8 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
atoms of the same element with different numbers of neutrons
a column (from top to bottom) on the periodic table
bonds formed from all non-metal atoms
bond formed with both metals and non-metals
electrons in the outermost shell of an atom
part of an atom with a positive charge
part of the atom with a negative charge
the atomic _________ is equal to both electrons and protons of a neutral atom
the atomic __________ is equal to protons plus neutrons
a row (from left to right) on the periodic table
atoms bond together so that their valence electrons add up to a multiple of
atoms with either a positive or negative charge
part of an atom with no charge