Elements by Period & Group

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Across
  1. 1. Period 4 Group 12
  2. 3. Period 2 Group 17
  3. 7. Period 4 Group 7
  4. 11. Period 4 Group 18
  5. 13. Period 6 Group 11
  6. 14. Period 1 Group 18
  7. 17. Period 4 Group 4
  8. 19. Period 4 Group 2
  9. 22. Period 4 Group 14
  10. 26. Period 5 Group 2
  11. 28. Period 6 Group 6
  12. 29. Period 5 Group 15
  13. 31. Period 2 Group 14
  14. 36. Period 2 Group 2
  15. 37. Period 6 Group 10
  16. 38. Period 4 Group 8
  17. 39. Period 3 Group 17
  18. 41. Period 6 Group 18
  19. 43. Period 6 Group 12
  20. 46. Period 4 Group 1
  21. 47. Period 3 Group 15
  22. 50. Period 4 Group 15
  23. 51. Period 3 Group 13
  24. 52. Period 7 Group 1
  25. 53. Period 6 Group 1
Down
  1. 2. Period 4 Group 6
  2. 4. Period 4 Group 10
  3. 5. Period 6 Group 14
  4. 6. Period 4 Group 16
  5. 8. Period 3 Group 2
  6. 9. Period 4 Group 9
  7. 10. Period 6 Group 2
  8. 12. Period 2 Group 18
  9. 15. Period 5 Group 17
  10. 16. Period 5 Group 12
  11. 18. Period 5 Group 7
  12. 20. Period 5 Group 11
  13. 21. Period 3 Group 18
  14. 23. Period 2 Group 1
  15. 24. Period 3 Group 14
  16. 25. Period 4 Group 11
  17. 26. Period 3 Group 1
  18. 27. Period 5 Group 18
  19. 30. Period 4 Group 17
  20. 32. Period 2 Group 16
  21. 33. Period 4 Group 3
  22. 34. Period 5 Group 14
  23. 35. Period 4 Group 5
  24. 36. Period 2 Group 13
  25. 40. Period 1 Group 1
  26. 42. Period 2 Group 15
  27. 44. Period 7 Group 2
  28. 45. Period 5 Group 1
  29. 48. Period 4 Group 13
  30. 49. Period 6 Group 15
  31. 54. Period 3 Group 16