This printable word search puzzle on the topic of Elements & Periodic Table contains 12 hidden words in a 17x17 letter grid. Words go horizontally and vertically. This word search is also available to download as a Microsoft Word document or a PDF.
Carbon monoxide
Carbon dioxide
Chlorine
Hydrogen
Nitrogen
Ammonia
Krypton
Methane
Helium
Oxygen
Xenon
Neon