Question

rust is formed when iron combines with..........​

Answer 1

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Rust is formed when

iron combines with

Oxygen.

Answer 2

Answer:

Rust is another name for iron oxide, which occurs when iron or an alloy that contains iron, like steel, is exposed to oxygen and moisture for a long period of time. Over time, the oxygen combines with the metal at an atomic level, forming a new compound called an oxide and weakening the bonds of the metal itself.

Explanation: