Across
- 2. → A reaction where a substance burns in oxygen to release heat and light
- 4. → An insoluble solid formed during a double displacement reaction
- 5. → A reaction between an acid and a base forming salt and water
- 7. → A chemical equation with equal numbers of atoms on both sides
- 8. → Gain of electrons or loss of oxygen in a chemical reaction
- 9. → The gradual destruction of metals by chemical reactions with the environment
- 12. → A substance that speeds up a chemical reaction without being consumed
- 13. → A reaction where a single compound breaks down into simpler substances
Down
- 1. → A reaction where a more reactive element replaces a less reactive one
- 3. → The starting substances in a chemical reaction
- 4. → The substances formed after a chemical reaction
- 6. → A reaction that absorbs heat from its surroundings
- 10. → The specific corrosion of iron forming reddish-brown flakes
- 11. → A reaction that releases heat to its surroundings
- 14. → Loss of electrons or gain of oxygen in a chemical reaction