Across
- 3. reaction that has a color change, heat or light given off, and hard to reverse
- 6. A+B=AB
- 7. AB+ oxygen+oxides of A and B
- 9. number of atoms must be equal to the other sides atoms
- 10. AB=A+B
Down
- 1. AB+C=AC+B
- 2. when balancing chemical equations read left to right
- 4. no atoms are lost or gained during any reaction
- 5. AB+CD=AD+CB
- 8. Ph lower than 7 is a