The Periodic Table

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1234567891011121314151617181920212223242526
Across
  1. 2. name for a row
  2. 5. groups of 3 elements that were similar
  3. 9. on the right side of the stair step line
  4. 12. older versions of the PT placed the elements in increasing order of ____.
  5. 13. created the current version of the PT
  6. 15. father of the modern PT
  7. 18. family name for the top row at the bottom of the PT
  8. 19. created a PT that showed similarities by created rows of 7 elements
  9. 20. created first PT that put elements in groups of 3
  10. 21. elements on the stair step line that have properties of metals & nonmetals
  11. 23. on the left side of the stair step line
  12. 24. family name for group 17
  13. 25. Fe & Zn state of matter
  14. 26. family name for group 18
Down
  1. 1. family name for groups 3-12
  2. 3. Tc and all elements after Bi (83)
  3. 4. name for a column
  4. 6. N & Cl state of matter
  5. 7. separates the metals from the nonmetals
  6. 8. family name for group 1
  7. 10. family name for group 16
  8. 11. the current PT places the elements in order of _____.
  9. 14. family name for group 2
  10. 16. Hg & Br state of matter
  11. 17. every 8th element shows a repetition of properties
  12. 22. family name for the bottom row at the bottom of the PT