GKFix MCQ Question

What is the correct formation reaction for Fe₂O₃(s)?

• A. Fe₂ + O₃ → Fe₂O₃
• B. 2Fe + 3O → Fe₂O₃
• C. 2Fe(s) + ³⁄₂O₂(g) → Fe₂O₃(s)
• D. Fe₂O₃ → 2Fe + ³⁄₂O₂