Chemistry 0620 · IGCSE · Electrolysis

Electrolysis — practice question

The diagram illustrates the apparatus used to electroplate a nickel shape with silver. Which row correctly identifies the negative electrode, the positive electrode and the electrolyte?

  • Anegative electrode: silver rod; positive electrode: nickel shape; electrolyte: aqueous nickel nitrate
  • Bnegative electrode: nickel shape; positive electrode: silver rod; electrolyte: aqueous silver nitrate
  • Cnegative electrode: nickel shape; positive electrode: silver rod; electrolyte: aqueous nickel nitrate
  • Dnegative electrode: silver rod; positive electrode: nickel shape; electrolyte: aqueous silver nitrate

Worked solution & mark scheme

This 1-mark question has a full step-by-step worked solution and mark scheme.

  • Full mark scheme, point by point
  • Step-by-step worked solution
  • Write your answer & get it marked instantly by AI