Sciene Crossword

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Across
  1. 1. american coin
  2. 9. next to chromium on the periodic table
  3. 12. there is a song about it by Sia and David Guetta
  4. 13. used for explosives
  5. 14. symbol is Mn
  6. 17. name of group 3 until 12
  7. 21. it is in the nitrogen group, symbol P
  8. 24. we need it to breath without it we would die
  9. 25. Fe
  10. 26. next to nickel in the periodic table
  11. 28. is used to clean pools
  12. 29. atomic number is 33
  13. 30. liquid we use to clean open wounds
Down
  1. 2. it is in your bones
  2. 3. atomic number is 1
  3. 4. is used by dentists to clean your teeth
  4. 5. used in balloons
  5. 6. in what group is chlorine
  6. 7. underneath cobalt on the periodic table
  7. 8. oxygen is in that group, so is sulfur and selenium
  8. 10. it is in group 2, and the atomic number is 12
  9. 11. symbol is Cf
  10. 15. what is the name of group 1?
  11. 16. symbol is Ag
  12. 18. atomic number of lead
  13. 19. atomic number of gold
  14. 20. B, Al, Ga, In, and Ti are in that group
  15. 22. atomic number of osmium
  16. 23. bright colors or lights
  17. 27. superman was born on that planet