Steel is made by passing oxygen through molten iron that contains impurities. A student gives two possible explanations for why this is done. 1. Some of the carbon in the impure iron is removed by the oxygen. 2. Iron(II) ions are oxidised to iron(III) ions by the oxygen. Which of these explanations are correct?
- Aboth 1 and 2
- B1 only
- C2 only
- Dneither 1 nor 2