The Periodic Table

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Across
  1. 4. The only gas that is found in group 1
  2. 6. This element is found in period 6 group 6
  3. 9. The element with 51 protons
  4. 10. The original creator of the periodic table
  5. 12. A metalloid with 42 neutrons
  6. 15. Often associated with Superman
  7. 17. A member of the Metalloids with 6 neutrons
  8. 20. This element has a mass of 150.36
  9. 21. Group of elements that are non-reactive
  10. 23. This element combines with Hydrogen to make water
  11. 24. The element that helps to build strong bones
Down
  1. 1. The largest family of elements
  2. 2. The only element that does not have any neutrons
  3. 3. The first member of the Actinides
  4. 5. This element has 113 Electrons
  5. 7. Has the atomic symbol Ag
  6. 8. An element with 9 Protons
  7. 10. The only metal that is liquid at room temperature
  8. 11. The element in group 18, period 2
  9. 13. Combined with Tin in order to create bronze
  10. 14. The newest member of the Halogens
  11. 16. Has the atomic symbol K
  12. 18. Found in group 11 Period 7
  13. 19. Element with 76 electrons
  14. 22. Element found in period 3 group 16