Electrolysis of Aqueous Solutions
Understand the process of electrolysis and the rules for predicting the products at the anode and cathode in aqueous solutions. Write half-equations for the reactions occurring at the electrodes.
About This Topic
Understand the process of electrolysis and the rules for predicting the products at the anode and cathode in aqueous solutions. Write half-equations for the reactions occurring at the electrodes.
Key Questions
- Why must ionic compounds be molten or dissolved in water to conduct electricity?
- How do you predict whether a metal or hydrogen will be produced at the cathode?
- What are the half-equations for the electrolysis of aqueous sodium chloride?
Active Learning Ideas
See all activities→Activities & Teaching Strategies
See all activities
Planning templates for Chemistry
More in Chemical Changes
Reactivity of Metals and Extraction
Investigate the reactivity series and how it dictates the method used to extract metals from their ores. Understand oxidation and reduction in terms of oxygen and electrons.
2 methodologies
Reactions of Acids and Salt Production
Explore the reactions of acids with metals, metal oxides, and carbonates. Learn the practical techniques required to prepare a pure, dry sample of a soluble salt.
2 methodologies