Across
- 5. can be drawn into wires
- 6. in metals they are delocalised and can move
- 7. process used to extract Aluminium
- 8. rocks that contain metals or metal compounds
- 10. produced in the electrolysis of sulfuric acid
- 11. negative ion
- 12. when a substance loses electrons
- 14. positive ion
Down
- 1. negative electrode
- 2. when a substance gains electrons
- 3. mixture of metal with other metal/non metal
- 4. can be hammered into shapes
- 9. Ionic compounds cannot conduct electricity when ..
- 13. positive electrode