Periodic Table

123456789101112131415
Across
  1. 3. electrons on outer shell
  2. 8. elements in the middle
  3. 10. Horizontal column
  4. 13. has 11 protons
  5. 14. number above the element symbol
  6. 15. periodic table of_____
Down
  1. 1. first element
  2. 2. element
  3. 4. element is family 14 and group 2
  4. 5. element located in the left
  5. 6. first family
  6. 7. last family on the table
  7. 9. atomic number is 18
  8. 11. number below the element symbol
  9. 12. vertical column