Electrolysis - Edexcel

1

What kind of substances can form electrolytes?

2

What is the positive electrode in electrolysis called?

3

Which of the following is a true statement about the electrolysis of sodium chloride solution?

4

What is formed at each electrode during the electrolysis of dilute sulfuric acid?

5

What can happen to the carbon electrodes during the electrolysis of copper sulfate solution?

6

Which of these describe a property of the gas formed during the electrolysis of copper sulfate solution using inert electrodes?

7

Which of the following is a true statement about the purification of copper by electrolysis?

8

Which of these changes occurs during electrolysis?

9

Which of these statements about reduction is correct?

10

Which of these is a correct half equation for the oxidation of copper metal? - Higher