Copper can be used to extract silver from industrial waste containing silver nitrate solution.
When pink-brown copper metal is added to colourless silver nitrate solution, silver metal and blue copper(II) nitrate solution are produced.
Describe two changes you would see during this reaction.
110 exam-style questions on Edexcel GCSE Chemistry 5.1 Obtaining and using metals, covering 5.1.1 The reactivity series of metals, 5.1.2 Displacement reactions as redox reactions, 5.1.3 Extracting metals from ores by reduction, 5.1.4 Biological methods of metal extraction, 5.1.5 Resistance to oxidation and recycling metals, and 5.1.6 Life cycle assessment. Each one has a worked solution and a mark scheme showing where the marks go.