Periodic Table

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Across
  1. 2. element that is used in jewelry
  2. 7. transition metal in Period 4 that has the lowest atomic number
  3. 9. lanthanide that is probably named after a continent
  4. 11. chemical symbol for the only synthetic Group 15 element
  5. 14. element that does not belong to any group
  6. 17. group of elements that F, Cl, Br, I, and At belong
  7. 18. vertical columns in the Periodic Table
  8. 19. transition metal in Period 5 that has the highest atomic number
  9. 20. element in Period 6 and Group 8
Down
  1. 1. alkaline earth metal that has the smallest atomic number
  2. 3. the only metal in Group 15 that is not synthetic
  3. 4. alkaline earth metal in Period 7
  4. 5. halogen in Period 4
  5. 6. the only nonmetal in Group 14
  6. 8. transition metal with atomic mass of 200.59
  7. 10. name for the elements that have atomic numbers 89 to 103
  8. 12. the only metalloid in group 13
  9. 13. horizontal row in the Periodic Table
  10. 15. name for the element whose symbol is Cr
  11. 16. name of the element with symbol Pb