Lithium, sodium and potassium react with cold water at increasing rates going down Group 1. Iron, cobalt and nickel are transition elements next to each other in the periodic table. What happens when each of these three metals is added to cold water?
All three react at increasing rates going across the period
All three react at decreasing rates going across the period
All three react faster than lithium but slower than potassium
All three react very slowly with cold water or not at all
40 exam-style questions on AQA GCSE Chemistry 1.3 Properties of transition metals, covering 1.3.1 Comparison with Group 1 elements and 1.3.2 Typical properties of transition metals. Each one has a worked solution and a mark scheme showing where the marks go.