The Periodic Table Crossword Puzzle

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Across
  1. 2. The columns of the Periodic Table
  2. 3. Superman's home planet and a Noble Gas
  3. 6. Most abundant element in the Earth's Crust
  4. 8. Also known as Rare Earth Metals
  5. 10. This family includes 3 of the oldest elements
  6. 11. Building Blocks of Matter
  7. 13. This family is also known as the Nitrogen Group
  8. 15. Includes shiny and silvery-white elements
  9. 18. Also called the fluorine group
  10. 19. Symbol is O
  11. 20. Something to represent an element
Down
  1. 1. The symbol is Cu
  2. 4. Consists of many, shiny and strong metals
  3. 5. The group on the right end of the Periodic Table
  4. 7. A family that consist no metallic elements
  5. 9. It has elements that are shiny, soft and highly reactive
  6. 12. Highly reactive elements
  7. 14. The rows of the Periodic Table
  8. 16. Found in supernovas and is very strong
  9. 17. Has elements that are in the middle of nonmetals and metals