| http://www.w3.org/ns/prov#value | - Metals such as iron, zinc, magnesium etc., do not form any protective film and are highly susceptible for continuous corrosion, when exposed to oxidizing environments. 4. pH of the medium:IN general rate of corrosion is higher in acidic pH tha in neutral and alkaline pH.In case of iron, at very high pH protective coating of iron oxide is formed which prevents corrosion.
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