Ch ChemAI

All experiments › Electrochemistry

Zinc in copper sulfate

A more reactive metal displaces a less reactive one. Watch the blue fade.

Topic: ElectrochemistryGrade: 10Free

🧪 Start the experiment — free

Runs in the browser on phones, tablets and computers. No sign-up needed. For teachers: assign any experiment to a class, see results and calculations.

What you do

  1. Add zinc granules to the copper sulfate solution (3–4 portions).
  2. Heat gently to speed it up and watch the colour fade.

More experiments on this topic

Electrolysis of copper sulfateInert electrodes: what forms at each electrode?Electrolysis of salt waterHydrogen, chlorine and an alkaline solution from brine.The silver treeCopper in silver nitrate solution.A simple cell: voltage from two metalsTwo metals in their salt solutions, a salt bridge and a voltmeter. Which pair gives the highest voltage?