Periodic Table Crossword Project #2

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Across
  1. 3. Metals _____ electrons when transferring
  2. 9. Come from ores in earth's crust
  3. 13. A.K.A rare earth metals
  4. 15. Colorless, odorless, and tasteless
  5. 16. Groups three through ______ on the periodic table are transition metals
  6. 19. This group's elements are not found alone in nature
  7. 20. Contains properties of both metals and nonmetals
  8. 21. Low melting point; breaks easily
  9. 22. This group number is also known as noble gases
  10. 24. One of the alkaline earth metals
  11. 25. _________ electrons are in the highest energy level
  12. 26. Nonmetal often used in signs
  13. 27. Most reactive nonmetals
  14. 28. Nonmetals become this when they are ions
Down
  1. 1. most reactive nonmetal of the periodic table
  2. 2. Used to visualize an atom's valence electrons
  3. 4. All alkaline earth metals are in this group on the periodic table
  4. 5. Organized the modern periodic table
  5. 6. Alkali metals react with water to make these
  6. 7. Aluminum and Gallium have an ionic charge of positive _____
  7. 8. Radioactive and manmade
  8. 10. This element is among the Halogen group
  9. 11. Metals become this when they are ions
  10. 12. Sodium, silver, and strontium are examples of this
  11. 14. The law that states elements listed in order of their atomic numbers will fall into groups
  12. 17. The number of valence electrons in the Alkali metal group
  13. 18. Most reactive metals in the periodic table
  14. 19. Poisonous metalloid
  15. 20. Creator of the first periodic table
  16. 23. Good conductor; can corrode