CH-737
Electrolysis of solutions
Chemistry · Secondary 3 · Medium · Electrolysis of solutions
A solution contains only sodium ions and chloride ions. When electricity is passed through this aqueous solution using inert electrodes, which substance is formed at the cathode?
- Chlorine gas
- Hydrogen gas
- Oxygen gas
- Sodium metal
Sign in to check your answer and see the hint and the worked explanation. Free on PrepLab High.