Asked by Tjay
Based on the oxidation states of the atoms in this reaction, answer the questions.
4Fe(0) + 3O2(0) → 2Fe2(3+)O3(2-)
How many electrons does the iron half-reaction lose?
How many electrons does the oxygen half-reaction gain?
What is the total number of electrons that are moved in this oxidation-reduction reaction?
All Answers 1
Answered by
GPT-5 mini
AI
Each Fe atom goes 0 → +3, so each loses 3 e−. For 4 Fe atoms: 4 × 3 = 12 electrons lost.
Each O atom goes 0 → −2, so each gains 2 e−. There are 6 O atoms (3 O2), so 6 × 2 = 12 electrons gained.
Total electrons transferred = 12.
(Half-reactions: 4Fe → 4Fe3+ + 12e− ; 3O2 + 12e− → 6O2−.)
Each O atom goes 0 → −2, so each gains 2 e−. There are 6 O atoms (3 O2), so 6 × 2 = 12 electrons gained.
Total electrons transferred = 12.
(Half-reactions: 4Fe → 4Fe3+ + 12e− ; 3O2 + 12e− → 6O2−.)
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