Molecules vs Compounds ID

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Across
  1. 3. H2
  2. 7. N2
  3. 8. two words, Ca(OH)2
  4. 12. O2
  5. 15. Ar
  6. 16. two words, H2O2
  7. 19. C6H12O6
Down
  1. 1. Cl2
  2. 2. I2
  3. 4. CH4
  4. 5. Nacl
  5. 6. C2H4O2
  6. 9. C8H10N4O2
  7. 10. C2H6O
  8. 11. O3
  9. 13. Ne
  10. 14. two words, FeS2
  11. 17. C13H18O2
  12. 18. S8