Year 7 Chemistry

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Across
  1. 3. A mixture in which the composition is uniform throughout the mixture
  2. 9. When a substance can soak up another substance
  3. 10. The substance that dissolves is called the
  4. 12. Used to separate colours in ink
  5. 13. The substance that goes through the filter
  6. 14. The process when a solid is formed
  7. 15. The process of gradually pouring a liquid from one container into another, to separate out the sediment
  8. 17. A combination of substances that can be physically separated
  9. 19. A mixture in which the composition is not uniform throughout the mixture
  10. 20. Elements which can conduct electricity
  11. 21. A technique used to recover a liquid from a solution
  12. 22. H20
Down
  1. 1. Mixtures in test tubes are spun around
  2. 2. When a substance changes from a liquid to a gas
  3. 4. Any substance that takes up space and has mass
  4. 5. A substance containing atoms of two or more elements joined together by chemical bonds
  5. 6. Substances that do not dissolve in liquids
  6. 7. Substance that the solute dissolves in
  7. 8. Copper, gold and iron are all examples of
  8. 11. Separating different size particles in a mixture
  9. 14. The element that makes up diamonds
  10. 16. A substance made up of only one type of atom
  11. 18. The substance that remains in the filter paper