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