Flebbicus' Crossword for Science

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Across
  1. 3. Liquid at room temperature
  2. 5. _________ chips in computers
  3. 6. The chemical symbol looks like a tree with two branches
  4. 7. add "ite" for a superhero's weakness
  5. 8. Only element to be named after a living person
  6. 11. __________ium B. Hayes
  7. 13. The most 'basic' element on the periodic table
  8. 15. This very rare and radioactive element was discovered in 1940
  9. 16. Named after the 'country of love'
  10. 17. you wont find any of the elements letters in its chemical symbol
  11. 19. "I am ________!"
  12. 20. Most abundant element in the human body
Down
  1. 1. Element 27, also the name of a new mojang game
  2. 2. Google ______ium
  3. 4. the most recent element to be discovered
  4. 9. Element 59, I'd be proud if you could spell this without help
  5. 10. Used to make the bored games in bored meetings
  6. 12. Named after the inventor of the periodic table
  7. 14. 'ay you! (Credit due to Alaine)
  8. 18. Argentum