CH-724
Simple cells
Chemistry · Secondary 3 · Medium · Simple cells
A simple cell is set up using magnesium and copper strips in dilute sulfuric acid. Magnesium is more reactive than copper. What happens at the magnesium strip?
- Magnesium atoms lose electrons to form Mg²⁺ ions
- Magnesium ions gain electrons to form magnesium atoms
- Magnesium remains unchanged and only copper reacts
- Electrons move from the electrolyte into the magnesium strip
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