Question

what is corrosion?example?And what is the prevention of corrosion.
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Answer 1

Answer:

When some metals are exposed to moisture, acids etc., they tarnish due to the formation of respective metal oxide on their surface. This process is called corrosion. Corrosion can be prevented by painting the surface, oiling, greasing, galvanizing, chrome plating or making alloys.

Examples:-

1) Iron when exposed to air & moisture it form Hydrated Ferric Oxide (Rust) having reddish brown colour. 2) Copper form grennish basic Copper Carbonate when exposed to air & moisture. 3) Silver form black colour Silver Sulphide on Corrosion.

Answer 2

Explanation:

the solutions used in industries to prevent the depletion of the physical, mechanical and chemical properties of a material that is normally caused by corrosion. Corrosion prevention is used in industries to maintain the safety, reliability and effectiveness of materials