This printable crossword puzzle has 10 clues. Answers range from 3 to 9 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
a small charged particle which has lost its valence electron
a bond that forms when a metal reacts with a non-metal
a bond that forms between two non-metals when their valence shells overlap
a bond that occurs when valence electrons move freely around a lattice of positive ions
a molecule made up of two atoms of the same type
groups of atoms bonded together as a unit
a covalent bond where there is an equal sharing of electrons
a covalent bond that involves unequal sharing of electrons
the reacting substances in a chemical reaction
the new substances formed by a chemical reaction