- Pour 50 ml of water into a small beaker.
- Dissolve 7 grams of copper sulphate in water.
- Add a small amount of hydrazine hydrate in the beaker.
- Heat the beaker in a water bath for copper deposition on the walls.
- Observe the formation of a smooth layer of metallic copper within 15 minutes.
- The layer of copper can easily be washed off using a brush.