Periodic Table

1234567891011121314151617181920212223242526272829303132333435363738394041424344
Across
  1. 1. This alkaline earth metal is in Period 6.
  2. 2. This metal has 30 neutrons.
  3. 4. This noble gas is in Period 3.
  4. 6. This element has an atomic number of 47.
  5. 7. This element has 82 electrons.
  6. 9. This element is the last naturally occurring element on the periodic table with an atomic number of 92.
  7. 10. This alkaline earth metal has 20 neutrons
  8. 13. This noble gas is in Period 5.
  9. 15. This halogen is in period 3
  10. 19. This element is the second element in the Actinide series.
  11. 21. This alkaline earth metal is in Period 5.
  12. 22. This element has an atomic number of 78.
  13. 25. This element's symbol is Cu.
  14. 28. This element's symbol is W
  15. 29. This element has 94 protons.
  16. 32. This element has the highest atomic number of all the noble gases.
  17. 34. This element is the first element to have an atomic mass of over 200 amu.
  18. 36. This element has an atomic number of 84.
  19. 37. This element has an atomic number of 2.
  20. 40. This element has 25 protons.
  21. 41. This element is a nonmetal with 7 neutrons.
  22. 42. This element has 87 protons
  23. 44. This alkali metal is in Period 6.
Down
  1. 1. This element has 4 protons.
  2. 3. This element's symbol is Au
  3. 5. This element has 14 protons.
  4. 8. This element has 13 electrons.
  5. 11. This element is a nonmetal with 8 neutrons.
  6. 12. This alkali metal has 11 protons.
  7. 14. This element has 10 protons and 10 neutrons.
  8. 16. This alkali metal is in Period 2.
  9. 17. This element has 74 neutrons.
  10. 18. This alkaline earth metal is in Period 3.
  11. 20. This element is the only metalloid in Period 2.
  12. 23. This element has 0 neutrons
  13. 24. This element is a metalloid with the symbol Sb.
  14. 26. This element in the alkali metal in period 4.
  15. 27. This element has 50 protons.
  16. 30. This element is the halogen with the smallest atomic mass.
  17. 31. This element has 32 neutrons.
  18. 33. This element has 73 neutrons.
  19. 35. This element has 45 neutrons.
  20. 36. This element has a mass number of 31.
  21. 38. This element is the last in the Lanthanide series.
  22. 39. This element is an alkaline earth metal in Period 7.
  23. 43. This element has an atomic mass of 112.