Across
- 3. representation of a compound
- 5. a substance turning into a totally new substance because of reaction
- 7. Smallest particle a substance can be broken into
- 8. representation of a chemical reaction
Down
- 1. causes a chemical change
- 2. a representation of a reaction with all atoms on each side
- 4. representation of an element
- 6. two or more molecules bonded to make a new substance