Astatine is the element directly below iodine in Group 7.
Iodine solution is added to a solution of sodium astatide.
Predict whether a displacement reaction would happen. Explain your prediction in terms of the electrons in iodine and astatine atoms.
113 exam-style questions on OCR GCSE Chemistry 4.1 Predicting chemical reactions, covering 4.1.1 Properties and trends in Groups 1, 7 and 0, 4.1.2 Properties of the transition metals, 4.1.3 Reactivity predicted from position in the Periodic Table, and 4.1.4 Reactivity of metals and the reactivity series. Each one has a worked solution and a mark scheme showing where the marks go.