What is happening at the cathodic region?

Rust has a tendency to form when iron in contact with water reacts according to the following reaction:

4 Fe + 3 O2 ? 2 Fe2O3

A) Iron is being oxidized.
B) Oxygen is being oxidized.
C) Oxygen is being reduced.
D) Iron is being reduced.
E) none of the above


Answer: C

Physics & Space Science

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