Extraction of Metals & Reduction (OCR GCSE Chemistry A, Combined (Gateway Science Suite)): Flashcards
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Metal extraction
Metal extraction
Obtaining pure metals from their ores
Ores
Ores
Naturally occurring metal compounds
Process to remove oxygen from metal oxides
Process to remove oxygen from metal oxides
Reduction
Factor determining metal extraction method
Factor determining metal extraction method
Position in the Reactivity Series
Metals extracted by carbon reduction
Metals extracted by carbon reduction
Metals less reactive than carbon
Smelting
Smelting
Heating metal oxides with carbon
Metal extracted from using carbon
Metal extracted from using carbon
Iron
Extraction method for highly reactive metals
Extraction method for highly reactive metals
Electrolysis
Metal requiring electrolysis for extraction
Metal requiring electrolysis for extraction
Aluminium
Why electrolysis is more expensive
Why electrolysis is more expensive
It is energy-intensive
Native metals
Native metals
Unreactive metals found in pure form in nature
Examples of native metals
Examples of native metals
Gold and platinum