Chemistry Crossword

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Across
  1. 2. Au
  2. 4. Fe
  3. 6. Co
  4. 7. H
  5. 12. A table that organizes all the elements based on their properties
  6. 13. The horizontal rows on the periodic table
  7. 14. The phrase used to identify electrons on the outermost energy level
  8. 16. atomic number 16
  9. 17. Sn
Down
  1. 1. A subatomic particle that is negatively charged
  2. 3. defines the identity of an atom
  3. 5. unreactive elements that make up group 18
  4. 8. The vertical columns on the periodic table
  5. 9. A neutral particle in the nucleus
  6. 10. Hg
  7. 11. Elements that are good conductors,shiny,malleable,and ductile
  8. 15. a pure substance made of only one atom