Across
- 3. Bh
- 5. S
- 7. Actinium
- 9. N
- 11. Terbium
- 12. Niobium
- 13. Moscovium
- 16. Pd
- 17. Th
- 20. Aluminum
- 21. Mt
- 24. Astatine
- 28. K
- 33. Fl
- 34. Xe
- 35. C
- 38. Ruthenium
- 39. Ytterbium
- 41. Nd
- 43. P
- 46. Rhodium
- 49. Ca
- 51. Sm
- 53. Radium
- 56. Sr
- 57. Magnesium
- 58. Cd
- 60. Ds
- 61. B
- 64. Helium
- 65. Neon
- 67. Gold
- 68. No
- 72. Co
- 76. Tantalum
- 77. Krypton
- 81. Mercury
- 82. Pr
- 86. I
- 87. U
- 90. Promethium
- 91. W
- 94. Mendelevium
- 95. Rhenium
- 96. Hafnium
- 98. Ar
- 99. Bi
- 101. V
- 103. Nh
- 105. Europium
- 108. Ce
Down
- 1. Molybdenum
- 2. Zirconium
- 4. Ho
- 5. Scandium
- 6. Db
- 7. Silver
- 8. Germanium
- 10. Gd
- 14. Pt
- 15. H
- 17. Thallium
- 18. Lv
- 19. Fermium
- 22. Protactinium
- 23. Einsteinium
- 24. Am
- 25. Californium
- 26. Fr
- 27. Radon
- 29. Tc
- 30. Antimony
- 31. Ga
- 32. Manganese
- 36. Lithium
- 37. Plutonium
- 40. Bromine
- 42. Os
- 43. Lead
- 44. Seaborgium
- 45. Tin
- 47. Hassium
- 48. Lanthanum
- 50. Lutetium
- 52. Ti
- 54. Copernicium
- 55. Rf
- 58. Cm
- 59. Iridium
- 61. Barium
- 62. Polonium
- 63. Tellurium
- 66. Er
- 69. Berkelium
- 70. Lawrencium
- 71. Chlorine
- 72. Cr
- 73. Thulium
- 74. O
- 75. Y
- 78. Sodium
- 79. Selenium
- 80. Zn
- 83. Rg
- 84. Dysprosium
- 85. As
- 88. Cesium
- 89. Beryllium
- 92. Tennessine
- 93. Nickel
- 97. F
- 100. Copper
- 102. In
- 104. Neptunium
- 106. Iron
- 107. Silicon
- 109. Rubidium
