is the reddish-brown flaky coating on iron that is commonly known as rust.

Iron sulphate

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Sodium chloride

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Iron oxide

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Iron chloride

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Solution

The correct option is C Iron oxide
A reddish-brown flaky coating is formed on the iron which is commonly known as rust.
When the surface of iron is exposed to air for a long time, oxygen present in the air reacts with iron to form iron oxide (rust).

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Similar questions

Give one word for the following statement.

The brown flaky coating formed on iron when exposed to moist air.

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