Pearson Edexcel International GCSE (9–1) · CHEMISTRY · Unit
Inorganic Chemistry
869 practice questions
Topics covered
- The Alkali Metals85 practice questions
- The Halogens86 practice questions
- Gases in the Atmosphere86 practice questions
- Reactivity Series163 practice questions
- Extraction and Uses of Metals128 practice questions
- Acids, Alkalis and Titrations83 practice questions
- Acids, Bases and Salt Preparations156 practice questions
- Chemical Tests68 practice questions
Practice questions
651–660 of 869
Question 651
2 marks · Easy
Answer and see the solution →Explain, using what happens to the hydrogen ions, why the reaction between sodium hydroxide and hydrochloric acid is classified as a neutralisation reaction.
Question 652
2 marks · Easy
Answer and see the solution →Explain which types of metal oxides form soluble alkalis when added to water. Give one example in your answer.
Question 653
3 marks · Easy
Answer and see the solution →The table below shows three reactions of different metal oxides with acids. For each reaction, complete the table by writing the salt and water produced.
Acid Metal oxide Salt Water produced? sulfuric acid calcium oxide nitric acid zinc oxide hydrochloric acid magnesium oxide (a)[3 marks]Complete the table.
Question 654
1 mark · Easy
Answer and see the solution →What are the products when lithium hydroxide reacts with nitric acid?
Question 655
3 marks · Easy
Answer and see the solution →Potassium hydroxide is added to an acid in excess. Answer the following questions.
(a)[2 marks]Explain why the reaction is described as a neutralisation reaction.
(b)[1 mark]Write the general word equation for this type of reaction.
Question 656
2 marks · Easy
Answer and see the solution →A student wants to make an alkaline solution by dissolving a metal oxide in water.
(a)[1 mark]Name one metal oxide that will produce an alkali when dissolved in water.
(b)[1 mark]Write a chemical equation for its reaction with water.
Question 657
1 mark · Easy
Answer and see the solution →State the general word equation for the reaction between a metal hydroxide and an acid.
Question 658
2 marks · Normal
Answer and see the solution →State the general word equation for the reaction between an acid and a metal oxide.
Question 659
4 marks · Normal
Answer and see the solution →Magnesium oxide reacts with hydrochloric acid in a beaker. Answer the following questions about this reaction.
(a)[1 mark]State the names of the products formed in this reaction.
(b)[2 marks]Write the balanced chemical equation for the reaction.
(c)[1 mark]Describe the visible change that could be seen during this reaction.
Question 660
3 marks · Normal
Answer and see the solution →Group 1 metal oxides behave differently from most other metal oxides when mixed with water.
Explain, using examples, which metal oxides form alkalis when dissolved in water.