Chemistry Crossword

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Across
  1. 5. any element
  2. 7. a helium nuclei
  3. 8. A free floating electron
  4. 13. the first element on the periodic table
  5. 15. two or more elements bonded together
  6. 16. the negative particle in a element
Down
  1. 1. what all the elements are on
  2. 2. the subject that chemistry is in
  3. 3. a triangular glass tube used for holding chemicals
  4. 4. a element that has a neutral charge
  5. 6. the things on the periodic table
  6. 9. the positive particle in an atom
  7. 10. My expert subject topic
  8. 11. the negative particle in an atom
  9. 12. the best known compound
  10. 14. the centre of an atom