Across
- 3. During an exothermic reaction the temperature _______
- 5. The ______ process is heat taken in
- 6. Potassium+water-->Potassium hydroxide+____
- 10. An exothermic reaction is the one in which heat energy is _____
- 12. Word equation for the charcoal burns /carbon+oxygen=carbon ____/
- 13. ______ change is endothermic reaction
- 14. When metal react with _____ heat energy is given out
Down
- 1. An endothermic process is a process in which energy is _____
- 2. Calcium hydrogen carbonate+citric acid-->calcium nitrate+carbon dioxide+_____
- 4. An _______ reaction is a chemical reaction in which energy is taken in
- 7. Combustion is an ________ reaction
- 8. Any reaction where a substance combines with oxygen is an ________
- 9. When we ____ water the heat is given out
- 11. Burning is a chemical reaction in which a substance combines with _____
- 12. During an endothermic reaction the temperature ______