Question

Q2.
What happens to the iron nail when it is left
exposed to humid atmosphere for a long time?​

Answer 1

Answer:

iron reacts with oxygen in presence of moiture to form iron oxide its is called rusting

Answer 2

Answer:

Rusting

Explanation:

hey mate here yr answer

Iron react with air and moist form rust

 chemical reaction in which iron (Fe) combines with oxygen (O2) to form rust, or iron oxide (Fe2O3). The equation for this reaction is:

4Fe+ 3O2 → 2Fe2O3

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