Across
- 3. a process where substances change into different substances
- 5. symbols tell us the physical state of each substance
- 6. means "yields" or "produces"
- 8. symbolic representation of a chemical reaction
- 9. red rust
- 12. exist in nature as two-atom molecules
- 15. Nonmetal + Nonmetal
Down
- 1. a type of chemical reaction where two or more reactants combine to form a single product
- 2. the starting substances in a reaction
- 4. metal oxide + water
- 7. metal + nonmeta
- 10. the substances formed as a result of the reaction
- 11. black rust
- 13. yellow rust
- 14. Metal + Oxygen