Electroplating is mainly done for avoiding corrosion of metals and for decorative purposes.
To understand the process of electroplating, let us take an example of electroplating iron object with copper.
Dissolve two teaspoonfuls of copper sulphate in 250 mL of distilled water in a clean and dry beaker. To increase conduction, add a few drops of dilute sulphuric acid to copper sulphate solution. Take a copper plate of 10 cm x 4cm size and a spoon made of iron. Use sandpaper to clean copper plate and iron spoon. Rinse the copper plate and iron spoon with water and dry them.
Electroplating is a very useful process in coating thin metal layer on different metals and other objects. This is done to,