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For Extraction of metals and reduction, which exam wording answer best supports this Unit 4.4 objective: Explain why metals more reactive than carbon cannot be extracted from oxides by carbon reduction?.
- A.They require electrolysis for extraction. - correct exam wording for ore
- B.Wrong exam wording: confuses ore 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 Explain why metals more reactive than carbon cannot be extracted from oxides by carbon reduction
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