Unit Award Scheme

demonstrated the ability to

1. describe the component parts of at least two common mixtures

2. describe common mixtures using the terms 'element' and 'compound'

3. use a model or analogy to explain what a mixture is

4. follow a practical method to separate a mixture of sand and salt

5. design a suitable method to extract pure dry salt from rock salt

6. identify at least two hazards of the method and suggest appropriate safety precautions to remove these hazards

shown knowledge of

7. the fact that mixtures contain two or more substances which are not chemically bonded

8. the separation techniques of dissolving, distillation, filtration, crystallisation

9. one example of when each separation technique could be used

10. what a pure substance is

experienced

11. carrying out a given method of separation safely.