What happens when iron is kept in open air for a long time?
(a) Reddish brown coating of iron chloride is formed.
(b) Reddish brown coating of iron carbonate is formed.
(c) Reddish brown coating of iron oxide is formed.
(d) Reddish brown coating of iron sulphate is formed.
Answers
Answered by
2
Answer:
Reddish brown coating of iron carbonate is formed.
Answered by
4
Answer:
c) reddish brown coating of iron carbonate is formed
Explanation:
Corrosion is the formation of metal oxide when exposed to moist air. Rust is iron oxide. Corrosion occurs in the presence of moisture. For example, when an iron is exposed to moist air, it reacts with oxygen to form rust(Fe2O3) .
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