Across
- 5. insoluble solid formed in reaction
- 6. compound made of metal and non-metal
- 7. chemicals created during a reaction
- 8. one ion in compound replaced/swapped with another
- 10. an atom that has gained or lost electrons
- 11. quick exothermic reaction of fuel and oxygen
- 13. NO3
- 15. breaks down reactant into 2 or more chemicals
- 16. SO4
- 17. chemical which speeds up a reaction
Down
- 1. chemicals at the start of a reaction
- 2. CO3
- 3. a reaction which releases heat, light or sound
- 4. a reaction where temperature goes down
- 9. combines reactants
- 11. slow reaction of metal and oxygen
- 12. energy required to start a reaction
- 14. used to determine hydrogen as a product