Other questions in this quiz

2. What happens at the cathode?

  • Positive ions gain electrons from the outside of the circuit.
  • Negative ions gain electrons from the outside of the circuit.
  • Positive ions lose electrons to replace those removed at the cathode.
  • Negative ions lose electrons to replace those removed at the cathode.

3. What is Reduction?

  • Gain of electrons.
  • Loss of electrons.

4. What is Chlorine used for?

  • Killing bacteria in water, making beach and plastics.
  • Fuel, making ammonia.
  • Making soap and bleach.

5. What does a half equation show?

  • What happens at one of the electrodes during electrolysis.
  • What happens at both electrodes during electrolysis.

Comments

No comments have yet been made

Similar Chemistry resources:

See all Chemistry resources »See all Electrolysis resources »