Periodic Table

1234567891011121314151617181920212223
Across
  1. 1. row 4 group 11
  2. 3. element symbol is Na
  3. 5. 12 electrons
  4. 11. 7 electrons
  5. 12. atomic number is 79
  6. 13. row 7 group 2
  7. 15. atomic mass is 28.09
  8. 16. element symbol is Fe
  9. 18. atomic mass is 4.003
  10. 20. atomic mass is 65.38
  11. 21. atomic symbol is Ag
  12. 22. element symbol is Ga
  13. 23. 36 protons
Down
  1. 1. atomic mass is 52.00
  2. 2. 3 protons
  3. 4. element symbol is Ne
  4. 5. atomic number is 80
  5. 6. atomic mass is 74.92
  6. 7. atomic number is 1
  7. 8. atomic number is 20
  8. 9. atomic number is 5
  9. 10. atomic mass is (222)
  10. 14. atomic mass is 118.71
  11. 17. atomic number is 22
  12. 19. atomic number is 18