Ship propellers are often manufactured from bronze, an alloy of copper and tin, because pure copper is too soft and would deform easily under the high stresses of marine propulsion.
Explain, in terms of the arrangement of particles, why bronze is harder and stronger than pure copper.
97 exam-style questions on Edexcel GCSE Chemistry 6.1 Transition metals, alloys and corrosion, covering 6.1.1 Properties of transition metals, 6.1.2 Corrosion and its prevention, and 6.1.3 Alloys and the uses of metals. Each one has a worked solution and a mark scheme showing where the marks go.