Question

Corrosion of different metals available at home anf note down the compound and colour formed

Answer 1

1.Rusting/corrosion of iron occurs due to presence of oxygen and hydrogen/water moisture and forms a brown coloured  layer of ferrous oxide.
2. Silver reacts with sulphur from the air to form a coating of black silversulphide.
3.copper reacts with moist carbondiaoxide and forms a green layer of copper carbonate.