11 (b) Iron reacts with oxygen, O2, to make iron(III) oxide, Fe2O3. (i)
Write a balanced symbol equation for this reaction. ...................................................................................................................................... [2]
(ii)
During this reaction iron atoms are changed into iron(III) ions. Fe − 3e− ➝ Fe3+ What is the name of this process? Explain your answer. ........................................................................................................................................... ...................................................................................................................................... [2] [Total: 7]
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