Question

write the chemical equation of Iron + Oxygen + Water

Answer 1

Fe+O2+H2O=Fe203
Here is the answer

Answer 2

Here in this chemical reaction the iron react to Oxygen and water:
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2Fe + O2 + H2O ====》Fe2O3 + H2

Iron + Oxygen + Water==》Iron oxide + Hydrogen gas

So,
the formation of iron oxide and hydrogen gas take place