The Elements

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Across
  1. 2. Sodium_Chloride
  2. 3. 83
  3. 5. Radioactive;_used_in_many_products_until_discovered_to_be_harmful
  4. 8. 16
  5. 9. H2O
  6. 10. Key_component_in_Teflon
  7. 11. One_Proton
  8. 13. 79
  9. 14. 26
Down
  1. 1. 6
  2. 4. Mn
  3. 6. Hg
  4. 7. Pb
  5. 8. Na
  6. 12. 8