Other questions in this quiz

2. What is the equation at the cathode

  • Na- - e+ > Na
  • Na- + e- > Na
  • Na+ + e- > Na
  • Na+ - e- > Na

3. What happens at the cathode

  • negative sodium ions go to cathode and gain elctrons
  • Positive sodium ions go to cathode and gains electrons
  • positive sodium ions go to cathode and loses electrons
  • negative sodium ions go to cathode and lose electrons

4. What happens at the anode

  • Positive ions go to anode and lose electrons to form chlorine
  • negative chlorine ions go to anode and gain electron to form chrlorine gas
  • negative ions go to anode and lose electrons to form solid chlorine
  • positive chlorine ions go to anode and gain electrons to form chlorine gas

5. What happens in electrolysis

  • Sodium chloride creates eletricity
  • Sodium chloride splits up into ions so free to move
  • Carbon dioxide splits up into elements so free to move
  • Carbon dioxide creates elctricity

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