Across
- 2. reaction of the release of heat
- 3. change a irreversible chemical reaction involving the arrangement of one or more atoms
- 5. rapid chemical reaction involving oxygen causing heat and light
- 7. chemical reaction with two soluble salts in aqueous solution
- 9. something that changes during a reaction
Down
- 1. chemical reaction with acid and salt
- 4. reaction accompanied by heat
- 6. smallest particle of a chemical element
- 7. change the matter is altered but never changed
- 8. a substance that is produced during a natural,chemical or manufactured process