Which ions are produced by acids when they are added to water?

What is an alkali?

Which indicators can tell us the pH of a solution?

Name a metal other than zinc that can safely react with an acid to produce a salt

Why do we add excess of the base when making a salt?

Name the products when nitric acid reacts with magnesiu

Name the products when hydrochloric acid reacts with copper hydroxide

What compound is produced in every neutralised reaction?

Zinc carbonate is insoluble in water. What would happen when sodium carbonate solution is added to zinc sulfate solution?

What must be done to ionic compounds before they can be electrolysed?

Molten zinc chloride is electrolysed. Name the substances produced at the positive electrode

Molten zinc chloride is electrolysed. Name the substances produced at the negative electrode

What type of change happens at the negative electrode when sodium ions become sodium atoms?

Complete the half equation for the formation of chlorine at a positive electrode:
2Cl- -> .... + ....

Name the products at the positive electrodes when aqueous copper sulfate solution is electrolysed using carbon electrodes

Name the products at the negative electrodes when aqueous copper sulfate solution is electrolysed using carbon electrodes

Why is aluminium oxide mixed with with cryolite in the electrolysis cell?

What are the final products of the electrolysis cell?

Why is hydrogen produced when sodium chloride solution is electrolysed?

Why is the electrolysis of brine an important industrial process?

Why are some knives, forks and spoons silver-plated?

Describe how you would silver plate a small piece of copper jewellery

Dilute nitric acid is added to sodium hydroxide solution.
What type of substance is sodium hydroxide?

Dilute nitric acid is added to sodium hydroxide solution.
What type of reaction happens?

Dilute nitric acid is added to sodium hydroxide solution.
Why is an indicator used to show when the reaction is complete?

Dilute nitric acid is added to sodium hydroxide solution.
Write a word equation for the reaction

Describe the main steps to make zinc sulfate crystals from zinc oxide and dilute sulphuric acid

Describe how you could make some insoluble lead sulfate from solutions of lead nitrate and sodium sulfate

Why are some items of jewellery made of gold-plated nickel?

Name the products when sodium chloride solution is electrolysed and give one use for each

Aluminium is manufactured from aluminium oxide, Al2O3, which is inexpensive.
Why is manufacturing aluminium an expensive process?

Aluminium is manufactured from aluminium oxide, Al2O3, which is inexpensive.

Explain as fully as you can what happens at the electrodes when molten sodium chloride is electrolysed

Write half equations for the reactions at the electrodes when magnesium chloride solution MgCl2(aq) is electrolysed using carbon electrodes