Pearson Edexcel International GCSE (9–1) · CHEMISTRY · Section
Making predictions using the reactivity series
19 practice questions
Practice questions
1–3 of 3 · Hard
Question 1
2 marks · Hard
Answer and see the solution →Thallium (Tl) is a metal that is just below lead in the reactivity series. Predict whether thallium will react with dilute hydrochloric acid at room temperature. Explain your reasoning.
Question 2
5 marks · Hard
Answer and see the solution →A new metal, X, is known to react slowly with dilute sulfuric acid at room temperature, but shows no reaction with cold water. X is placed between magnesium and iron in the reactivity series.
(a)[2 marks]Predict whether metal X will react with steam. Explain your answer.
(b)[3 marks]X is added to a solution of copper(II) sulfate. Predict what will happen. Write a chemical equation for any reaction.
Question 3
2 marks · Hard
Answer and see the solution →Palladium (Pd) is found in the reactivity series between copper and hydrogen. Predict whether palladium will react with dilute sulfuric acid. Give a reason for your answer.