periodic table

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Across
  1. 1. what do the dots on the lewis dot structure represent
  2. 3. what is americium
  3. 5. Colorless, orderless, tastless
  4. 6. Mosley organized his periodic table by increasing__
  5. 8. Mendeleev organized his periodic table by increasing___
  6. 9. Mendeleev created the__
  7. 11. The most reactive nonmetals
  8. 15. ductile and malleable
  9. 16. all are radioacive
  10. 17. metal in period 6
  11. 18. what is cerium
  12. 19. Alkaline earth metal in period 4
  13. 21. Nonmetal in period 1
  14. 22. what is fluorine
  15. 23. transition metal in period 6
  16. 26. do metals lose or gain electrons when becoming an ion
  17. 27. lewis dot structures provide a way to visualize an atoms___
  18. 28. alkali metals
  19. 29. what is helium
  20. 30. alkaline earth metals
Down
  1. 2. oxidizes in air
  2. 3. Extremely soft type of metal
  3. 4. the number of the charge depends on how many____
  4. 7. Nonmetal in period 2
  5. 10. Alkali metal in period 2
  6. 12. Poor conductors of heat and electricity
  7. 13. react violently with most nonmetals
  8. 14. Contains properties of metals and nonmetals
  9. 20. Good conductors of heat and electricity
  10. 24. what happens when nonmetals chemically bond together
  11. 25. do nonmetals lose or gain electrons when becoming an ion