Periodic Table Crossword

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Across
  1. 2. metals are ____ conductors of heat
  2. 4. is credited with the first periodic table
  3. 5. Alkali metals react with _________ to make strong bases
  4. 8. boron, silicon, and germanium are all examples of __________
  5. 11. metalloids are good _______________
  6. 12. cerium is an example of the __________ group
  7. 14. the dots in Lewis' dot structure represent
  8. 18. all actinides are ______________
  9. 20. metals donate (____) electrons
  10. 22. organisation of the modern periodic table
  11. 25. transition metals are _________ and can be bent
  12. 27. Helium is an example of the ___________ group
  13. 28. aluminum, galium, and nickle are all examples of ________
  14. 30. lithium is an example of the _____________ group
Down
  1. 1. hydrogen, oxygen, and helium are all examples of _________
  2. 3. halogens are the most ______ nonmetals
  3. 6. iodine is an example of the ___________ group
  4. 7. alkali metals are incredibly ______
  5. 9. uranium is an example of the ______________
  6. 10. berllium is an example of the ___________ group
  7. 11. Chlorine contains ______ dots
  8. 13. when noble gases are ________, they gain characteristic colors
  9. 15. metals become positive ions called _________
  10. 16. Lanthanides are also know as "_______________"
  11. 17. nonmetals accept(____) electrons
  12. 19. groups contain elements with similar _______ properties
  13. 21. nonmetals are ______ and easy to break
  14. 23. alkali earth metals oxidize in ___
  15. 24. alkaline earth metals ________ in air
  16. 26. nonmetals become negative ions called ______
  17. 29. Titanium is an example of the __________ group