Electrolysis

• What is electrolysis?

  The process of breaking down an ionic compound using electrical energy
• Why is electrolysis expensive?

  Large amounts of energy are required to melt the compounds and produce an electrical current
• What is an electrolyte?

  A liquid which is broken down by an electrical charge
• What is an electrode?

  A graphite rod which carries a current in and out of the electrolyte
• What is a cathode?

  The negative electrode
• What is an anode?

  The positive electrode
• What mnemonic shows the meaning of anode and cathode?

  PANIC