List four factors responsible for corrosion of iron.

1.	List four factors responsible for corrosion of iron.
Answer» Following are the four factors responsible for corrosion of iron :1. When iron comes in contact with moist air.2. Presence of water.3. When no paint or warnish applied to the iron.4. If it is not cleaned regularly then it corrodes. Water Oxygen contact Highly reactive metals corrode fastly Acid rain Presence of moisture

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