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Question

In the process of rusting, the metal iron (Fe) reacts with which substances present in the atmosphere?  [2 MARKS]
 


Solution

Each point: 1 Mark

1. In the process of rusting, the metal iron reacts with oxygen and moisture that are present in the atmosphere to form hydrated iron oxide.
2. The reaction involved is:
 Fe+O2+H2OFe2O3.nH2O

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