Exploring the Periodic Table

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Across
  1. 2. Atomic number 14
  2. 4. Liquid metal in Group 12
  3. 5. Group 1 metal in Period 5
  4. 6. Noble gas in Period 2
  5. 8. Atomic mass 208.980
  6. 11. Atomic number 86
  7. 12. Atomic number 7
  8. 15. Atomic number 26
  9. 16. Lightest Group 1 metal
  10. 18. Symbol Te
  11. 20. Period 6, Group 10
  12. 21. Symbol Pb
  13. 22. Atomic mass 32.065
  14. 24. Symbol W
  15. 25. Period 4, Group 12
Down
  1. 1. Second lightest element
  2. 3. Symbol Cr
  3. 7. Atomic mass 15.999
  4. 9. Period 5, Group 13
  5. 10. Symbol Na
  6. 13. Atomic mass 58.693
  7. 14. Period 3, Group 15
  8. 17. Atomic number 50
  9. 19. Period 4, Group 13
  10. 23. Atomic mass 131.29