Across
- 4. Shows how a reaction gains or loses electrons
- 5. Gain of electrons
- 7. Loss of electrons
- 9. Reduction and oxidation
- 10. When a reaction releases heat
Down
- 1. When an electron relocates from an atom or molecule to another chemical entity
- 2. A sub-atomic particle with a negative charge
- 3. When a reaction absorbs heat
- 6. A substance that has the ability to oxidise other substances
- 8. Reaction between iron(iii)oxide and aluminium