Metals can be extracted using biological methods. Bacteria are used to convert metal compounds in low-grade ores into soluble compounds, producing a solution containing metal ions.
What is this method of metal extraction called?
Bioleaching
Phytoextraction
Electrolysis
Thermal decomposition
81 exam-style questions on OCR GCSE Chemistry Improving processes and products. Each one has a worked solution and a mark scheme showing where the marks go.