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For Extraction of metals and reduction, which ion focus answer best supports this Unit 4.4 objective: Describe reduction of a metal oxide by carbon in terms of oxygen removal?.
- A.Oxygen is removed from the metal oxide - correct ion focus for metal oxide
- B.Wrong ion focus: confuses metal oxide with a nearby Unit 4.4 chemical change idea
- C.Wrong particle check: uses the wrong ion, electrode, acid-base term, or product for Extraction of metals and reduction
- D.Wrong reaction link: does not support Describe reduction of a metal oxide by carbon in terms of oxygen removal
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