1. ALLOYS

3. Example of alloy products. Body parts of a car Golden jewelleries Rims

6. Arrangement of atoms in alloys Pure metal A Pure metal B

13. Results 2.5 2.3 2.5 2.4 Brass 3.2 3.3 3.1 3.2 Copper Average 3 2 1 Diameter of dents (cm) Blocks

16. 2. Steel is harder than pure iron. This is because the atoms of steel are … A. more difficult to compress. B. More compact. C. More difficult to slide over one another. D. Smaller but heavier.

17. 2. Which of these are the properties of alloys? A. Ductile. B. Malleable. C. Ductile and malleable. D. Not ductile and not malleable.

18. Sorry, try again. Click here to go to previous question.

19. Congratulations. You are correct. Click here to proceed

20. Congratulations. You are correct. Click here to proceed

21. Congratulations. You are correct. Click here to proceed