elements

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Across
  1. 2. is atomic number is ac
  2. 3. is atomic number is in
  3. 4. is atomic number is c
  4. 7. is atomic number is ir
  5. 9. is atomic number is B
  6. 10. is atomic number is n
  7. 12. is atomic number is s
  8. 14. is atomic number is au
  9. 15. is atomic number is si
  10. 17. is atomic number is pt
  11. 18. is atomic number is I
  12. 19. is atomic number is pb
Down
  1. 1. is atomic number is pu
  2. 4. is atomic number is co
  3. 5. is atomic number is u
  4. 6. is atomic number is ti
  5. 8. is atomic number is fe
  6. 11. is atomic number is o
  7. 13. is atomic number is f
  8. 16. is atomic number is cu