Periodic Table

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Across
  1. 3. Number of families of metals
  2. 5. Column where Silicon and Germanium is in
  3. 6. Number of metals
  4. 11. Only metalloid in 13th column
  5. 12. Number of Nonmetals
  6. 14. Twelve elements in this family of metals
  7. 15. Element with the symbol of I
  8. 16. Alkali Earth Metal with atomic number 12
  9. 20. Atomic Number = 80
Down
  1. 1. Only element with a whole atomic mass
  2. 2. Symbol = Fe
  3. 4. Column Cobalt is in
  4. 7. Column where metalloid stairs start
  5. 8. Family of gases in 18th column
  6. 9. Element with atomic mass of 15.999
  7. 10. Element at the bottom left of the table
  8. 13. Atomic Number = 2
  9. 17. Family of metals sodium is in
  10. 18. Atomic mass of 20.18
  11. 19. Carbon atomic number