Question

what would happen to iron railings on the roadside of they are not painted?what will happen ?​

Answer 1

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If the iron railing on the road side is not painted, a brown rust would form on its surface because the moist air of the atmosphere reacts with iron to form brown flaky substance on its surface. The rust is hydrated iron (III) oxide, Fe203.

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Answer 2

Answer:

In this situation rusting will occur which will slowly eat the iron making the iron to a weak metal.