A manufacturer has iron, chromium, nickel, copper and aluminium available to produce stainless steel cutlery.
Which two metals are added to iron to make stainless steel?
Aluminium and copper
Chromium and aluminium
Nickel and copper
Chromium and nickel
118 exam-style questions on AQA GCSE Chemistry 10.3 Using materials, covering 10.3.1 Corrosion and its prevention, 10.3.2 Alloys as useful materials, and 10.3.3 Ceramics, polymers and composites. Each one has a worked solution and a mark scheme showing where the marks go.