This printable word search puzzle on the topic of Elements & Periodic Table contains 25 hidden words in a 24x24 letter grid. Words go horizontally, vertically, backwards, and diagonally. This word search is also available to download as a Microsoft Word document or a PDF.
alkaline earth metals
transition elements
lanthanide series
valence electrons
electronegativity
ionization energy
actinide series
periodic trends
periodic table
atomic number
alkali metals
atomic radius
mass number
noble gases
Mendeleev
electron
halogens
neutron
proton
family
period
cation
group
anion
ion