Across
- 2. The gas produced when calcium reacts with water.
- 7. Able to be drawn into a thin wire
- 8. The type of reaction between zinc and copper (II) sulfate
- 9. The reaction that takes place when iron reacts with oxygen in the presence of water
- 11. Easily bent
- 14. Metals react with this to produce salt and hydrogen
Down
- 1. Calcium reacts with water to produce calcium ..........
- 3. The force between the positive ions and free electrons in a metal
- 4. An alloy made of copper and zinc
- 5. Blue copper (II) sulfate solution turns to this colour when iron is placed in it
- 6. Zinc ......... is formed when zinc reacts with steam.
- 10. This metal is the main constituent in steel
- 12. A regular repeated three dimensional arrangement of particles
- 13. This metal does not react with water due to a protective oxide layer that forms on its surface
- 14. A mixture of a metal and other elements which is stronger and more durable than the pure metal