Periodic Table Crossword

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Across
  1. 2. Found along the "staircase" line on the Periodic Table
  2. 5. Halogen that is one part of "Table Salt"
  3. 6. Group 17 on the Periodic Table
  4. 7. Name for the columns on the Periodic Table
  5. 9. What all elements in the same Group have in common
  6. 12. Group 2 on the Periodic Table
  7. 17. Group 18 on the Periodic Table
  8. 18. What all elements in the same Period have in common
  9. 19. Found mainly on the right side of the Periodic Table
  10. 20. Element found in Group 2, Period 3
Down
  1. 1. What Family is Copper in
  2. 3. The distance between the nucleus and outermost energy level
  3. 4. The First Element in Group 14
  4. 8. Group 1 on the Periodic Table
  5. 10. Element found in Group 1, Period 4
  6. 11. The smallest element on the Periodic Table
  7. 13. This element has 3 energy levels and a full valence shell
  8. 14. The only nonmetal that's liquid at room temperature
  9. 15. Found mainly on the left side of the Periodic Table
  10. 16. Name for the rows on the Periodic Table