Chemistry Year 8 Puzzle

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Across
  1. 3. The process used to separate an insoluble solid from a liquid.
  2. 6. A combination of substances that are not chemically bonded together.
  3. 8. A substance with a pH below 7.
  4. 10. The substance that dissolves in a solvent.
  5. 12. A substance with a pH above 7.
  6. 15. A substance formed when two or more elements chemically bond.
  7. 17. A neutral particle found in the nucleus of an atom.
  8. 19. The process of forming crystals from a solution to obtain a dissolved solid.
  9. 20. The element with the chemical symbol Mg.
Down
  1. 1. A mixture in which a solute is dissolved evenly in a solvent.
  2. 2. A substance that changes colour to show whether a solution is acidic or alkaline.
  3. 4. The element with the chemical symbol Na.
  4. 5. A positively charged particle found in the nucleus.
  5. 7. The process of changing a liquid into a gas at the surface.
  6. 9. A chemical change in which new substances are formed.
  7. 11. A pure substance consisting of only one type of atom.
  8. 13. The smallest particle of an element that retains its chemical properties.
  9. 14. The liquid that dissolves a solute to form a solution.
  10. 16. A gas that relights a glowing splint.
  11. 18. A negatively charged particle found outside the nucleus