Answer:
4Fe + 3O₂ → 2Fe₂O₃
General Formulas and Concepts:
Chemistry - Reactions
Explanation:
Step 1: Define
RxN: Fe + O₂ → Fe₂O₃
Step 2: Balance
We need to balance both Fe and O.
LCM of 2 and 3 is 6:
Fe + 3O₂ → 2Fe₂O₃
We now need the same amount of Fe on both sides:
4Fe + 3O₂ → 2Fe₂O₃
