Across
- 6. Reaction where a more reactive element replaces a less reactive one.
- 8. Symbolic representation of a chemical reaction.
- 10. Burning with release of heat and light.
- 11. Removal of oxygen from a substance.
- 12. Process of forming new substances.
- 13. Reaction that absorbs heat.
- 15. Spoiling of food by oxidation.
Down
- 1. Reaction that releases heat.
- 2. Addition of oxygen to a substance.
- 3. Substances that react in a chemical change.
- 4. Equal number of atoms on both sides.
- 5. Substances formed after a chemical reaction
- 7. Solid formed in a reaction.
- 9. Slow destruction of metals.
- 14. Substance that speeds up a reaction.