Choosing the extraction method
Choosing the extraction method
Most metals are found in ores as compounds, often metal oxides. The extraction method depends on the metal's position relative to carbon in the reactivity series.
Step-by-step lessons on OCR GCSE Chemistry 6.1.1 Extracting metals industrially and by electrolysis. Each one builds up to exam-style questions. Nail the core quantitative topics — moles, balancing equations and calculations — early on, since they underpin higher-tier questions across every paper and topic.