Periodic Table Crossword

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Across
  1. 1. Valence Electrons are electrons in the highest _______________
  2. 6. Alkali Metals react with ______ to make strong bases
  3. 7. Found in the Halogens group
  4. 9. Has characteristic colors when it gets really excited
  5. 10. Non-metal in Period 2
  6. 11. Shiny is used to describe these types of elements
  7. 12. Consistent ion charge pattern that will be produced from transferring electrons
  8. 16. Poor conductors of heat and electricity
  9. 17. Found in the Transition Metal group
  10. 18. Metalloid in Period 4
  11. 21. All elements are radioactive
  12. 23. The shape can be as easy or as hard to change varying on the type of metal or nonmetal
  13. 25. Lanthanides react _________ with most nonmetals
  14. 26. Found in the Lanthanides group
  15. 27. Metal in Period 5
  16. 28. The only groups that contains solid
  17. 29. Designed the modern periodic table
Down
  1. 2. The outermost electrons
  2. 3. Metals become positive ions called ________
  3. 4. Nonmetals become negative ions
  4. 5. Originally from the Earth's crust
  5. 8. The ______ of the charge depends on how many valence elements are lost or received
  6. 9. The first person to create the periodic table by increasing atomic mass but was not published due to incompleteness
  7. 13. In the Noble Gases group
  8. 14. Most reactive metal of all the groups
  9. 15. The most rare earth metals
  10. 19. Found in the Actinies group
  11. 20. In the Alkaline Earth Metal group
  12. 22. earth metals Never found alone in nature
  13. 23. First person to produce a published periodic table
  14. 24. Found in the Alkali Metal group