Standards Site

 
 
Schemes of Work
QCA

Science at key stage 3    (Year 7)

Unit 7H: Solutions

QCA

Language for learning

Through the activities in this unit pupils will be able to understand, use and spell correctly:

  • words and phrases relating to dissolving, eg solution, solute, solvent, soluble, insoluble, saturated solution
  • words and phrases relating to the separation of mixtures, eg filtration, distillation, chromatography, chromatogram
  • words and phrases relating to explanations using the particle model, eg particle, attracted, mixing, mingling
  • words and phrases relating to scientific enquiry, eg prediction, evaluate, interpret
  • words with similar spelling but different meanings, and use them in a consistently correct way, eg affect, effect

Sections in this unit

This unit is divided into sections. Each section contains a sequence of activities with related objectives and outcomes. You can view this unit by moving through the sections or print/download the whole unit.
1. How can we tell whether a liquid is a mixture?
2. How much salt can we get from rock salt?
3. What happens to the solute when a solution is made?
4. How can we separate solvents from solutes?
5. a. How can chromatography separate and identify substances in mixtures?
6. b. How can chromatography separate and identify substances in mixtures?
7. Checking progress
8. Is there a limit to the amount of solid that will dissolve in a liquid?
9. What else affects solubility?
10. Reviewing work