Extracting Metals from Ores
Extracting Metals from Ores

Most metals are found in the Earth's crust combined with other elements in rocks called ores. An ore is a rock containing a high enough concentration of a metal compound to make extraction economically viable.
Step-by-step lessons covering OCR GCSE Chemistry Improving processes and products for Foundation and Higher tier. Each lesson works through exam-style questions in Paper 1 and Paper 2 (Foundation Tier) or Paper 3 and Paper 4 (Higher Tier) format. Nail the core quantitative topics — moles, balancing equations and calculations — early on, since they underpin higher-tier questions across every paper and topic.