Answer:
Metal[Iron]+Water+air[Oxygen]-->Rusting
Step-by-step explanation:
Rusting is an oxidation reaction.The iron reacts with oxygen and water to form hydrated iron[III]oxide.which is seen as rust due to the change in color [to brown]
water and oxygen
only iron and iron alloys can rust whereas other elements corrode. for rusting to happen, 2 substances need to be present: water and oxygen
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