Solutions and Mixtures

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Across
  1. 3. A one- or two-letter abbreviation used to represent an element.
  2. 4. The process of a liquid changing into a gas.
  3. 7. An element needed by humans for respiration.
  4. 10. The smallest unit of an element that retains its chemical properties.
  5. 11. The first word in the name of the table that lists all elements.
  6. 13. A combination of chemical symbols showing the elements in a compound.
  7. 15. Two or more atoms chemically bonded together.
  8. 16. A mixture that is evenly mixed throughout.
  9. 19. A mixture where one substance dissolves evenly into another.
  10. 23. A compound made from hydrogen and oxygen.
  11. 24. When a substance mixes evenly into a liquid.
  12. 25. A separation method using evaporation and condensation.
  13. 26. A technique used to separate different coloured substances.
  14. 27. An element found in all living things.
  15. 28. A substance that cannot dissolve in a particular solvent.
Down
  1. 1. The lightest element on the periodic table.
  2. 2. A method used to separate an insoluble solid from a liquid.
  3. 3. A compound commonly added to food, with the formula NaCl.
  4. 5. The process of removing different substances from a mixture.
  5. 6. A mixture where different parts can be seen.
  6. 8. A substance that can dissolve in a particular solvent.
  7. 9. A tiny piece of matter.
  8. 12. A substance made up of only one type of chemical substance.
  9. 14. The substance that dissolves another substance.
  10. 15. Two or more substances physically combined.
  11. 17. The substance that gets dissolved.
  12. 18. A valuable metal with the chemical symbol Au.
  13. 20. A pure substance made of only one type of atom.
  14. 21. A substance made when two or more different elements chemically join.
  15. 22. When substances undergo a chemical change.