Halloween Chemistry Crossword

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Across
  1. 3. least reactive group on the periodic table
  2. 5. month of halloween
  3. 6. distance from nucleus to farthest electron
  4. 8. the most reactive metals are ____ metals
  5. 9. flies around and haunts people
  6. 11. flies on a broomstick and wears a hat
  7. 13. number of periods in the periodic table
Down
  1. 1. group 17 name
  2. 2. used to make a jack-o-lantern
  3. 4. energy to remove an electron
  4. 7. trick or ________
  5. 10. smallest element and it's very special
  6. 12. the reason kids go trick or treating