Write the chemical formula of rust.

Identify the correct statement.

To protect iron against corrosion,the most durable metal plating on it is:

What is the electron movement during the corrosion of $Fe$?

The rusting of iron is formulated as $Fe_2O_3 \cdot xH_2O$. This process involves the formation of which of the following as an intermediate product?

On the basis of the electrochemical theory of aqueous corrosion,the reaction occurring at the cathode is