During the reaction 4Fe + 3O2 → 2Fe2O3, the atoms of Fe and O2 are rearranged to form new substances (in this case, iron(III) oxide, Fe2O3). Therefore, the correct answer is:
They are rearranged.
Use the chemical reaction to answer the question. 4Fe+3O2→2Fe2O3 What happens to atoms of Fe and O2 during the reaction?
They gain mass.
They are lost.
They are rearranged.
They maintain their properties.
1 answer