Chemical Equations Crossword

12345678910
Across
  1. 1. Elements or compounds after a chemical reaction
  2. 3. Matter can escape or enter
  3. 5. Elements or compounds before a chemical reaction
  4. 7. Matter cannot be created or destroyed
  5. 8. Matter isn't allowed to enter or leave
  6. 10. A number in front of a chemical formula
Down
  1. 2. Process that changes one set of chemicals to another
  2. 4. A number written slightly below and to the right of a chemical symbol
  3. 6. Causes or speeds up a chemical change
  4. 9. The arrow in a chemical reaction