Which of the following statements is not correct about rusting of iron?
- A
Coating of iron surface by tin prevents rusting, even if the tin coating is peeled off.
- B
When pH lies above or , rusting of iron does not take place.
- C
Dissolved acidic oxides , in water act as catalysts in the process of rusting.
- D
Rusting of iron is envisaged as setting up of electrochemical cell on the surface of iron object.