Science Crossword

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Across
  1. 1. To eliminate a substance
  2. 4. A solid matter dissolved into a solute
  3. 5. A chemical reaction which can be reversed
  4. 6. A _____ dissolves a solute
  5. 8. _______________ is a alkalis which effervesces with acids
  6. 9. A solute when a solvent has been dissolved
  7. 14. A chemical change which can't be reversed
  8. 16. The formula of an active ingredient
  9. 17. This state of matter has no volume and no fixed shape
  10. 18. ___________ is when Gas turns to Liquid
  11. 20. From a Liquid into a Solid
  12. 21. To make thinner
Down
  1. 2. ____________ is when oxygen molecules enter act with electrons
  2. 3. To make inoperative
  3. 7. When an active chemical substance alights
  4. 10. A _______ has a volume but no fixed shape
  5. 11. This is when Gas turns into a Solid
  6. 12. ___________ is a chemical change when Liquid to Gas and Gas to Liquid
  7. 13. To _________ is to set out
  8. 15. A process which dissolves CO2 into a Solid
  9. 19. _______ is a chemical substance that neutralises alkalis and dissolves Solids