First twenty elements by Samantha

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Across
  1. 2. used to keep pools clean
  2. 3. there is a lot of it in bananas
  3. 4. used as an ignition source
  4. 6. the name was created by Antoine Lavoisier
  5. 8. once known as glucinum
  6. 10. discovered by sir William Ramsay
  7. 12. used in thermal pools
  8. 13. raw fuel that stars burn to produce energy
  9. 15. discovered in 1772
  10. 16. used to make special glasses and ceramics
  11. 17. forms many useful compounds eg, baking soda
Down
  1. 1. used in cans and foil etc.
  2. 3. discovered by boiling urine
  3. 5. most reactive of all elements
  4. 7. used in pencil lead
  5. 9. seventh most abundant element on earth
  6. 11. ingredient in plasma
  7. 12. produced by heating sand
  8. 14. a lot of it in cow dairy products