Periodic Table

12345678910111213
Across
  1. 1. A 1 or 2 letter abbreviation
  2. 4. The atomic symbol for mercury
  3. 5. Atomic number is based on
  4. 7. A table of elements
  5. 9. The atomic symbol for iron
  6. 10. Column number
  7. 11. The formula for water
  8. 12. Element type
  9. 13. Atomic number 11
Down
  1. 2. Atomic number 8
  2. 3. Atomic number 6
  3. 6. Atomic number 47
  4. 7. Row number
  5. 8. The study of chemicals
  6. 10. Atomic number 79