Answer: Oxidised.
- A Oxidised
- B Reduced
- C Unchanged
- D Neutralised
Correct answer: A. Oxidised
Explanation: A reducing agent donates electrons and is therefore oxidised in the process.
Electron transfer in a redox reaction: zinc loses electrons (oxidised, acts as reducing agent) and copper(II) ions gain those same electrons (reduced, acts as oxidising agent).
Concept context
Master electron transfer in chemistry: assign oxidation states, balance half-reactions, identify oxidising and reducing agents, and connect redox to everyday reactions.