Periodic Table

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Across
  1. 5. This element's symbol in C
  2. 7. You breathe this element
  3. 9. Pennies are made of this element
  4. 10. This element is in group 6 and period 10
  5. 11. This element's atomic number is 80
  6. 12. This is what you get when you are awarded second place
  7. 14. This element has 40 protons
  8. 16. This element is the heaviest element on the periodic table
  9. 17. This element is the lightest element on the periodic table
  10. 19. This element is a metal that is soft enough to cut with a knife
Down
  1. 1. This element is made by boiling urine
  2. 2. This element is found in milk
  3. 3. This element’s atomic symbol is Au
  4. 4. Too much exposure to this element can cause berylliosis
  5. 6. This is the heaviest element on the periodic table
  6. 8. This element is the only halogen in group 5
  7. 13. This element makes bright colors
  8. 14. This element is named after the planet Pluto
  9. 15. This element is found in salt
  10. 18. This element is what cans are made of