Across
- 3. Reaction between carbon and oxygen.
- 5. Reaction between sodium carbonate and chloride.
- 6. Matter that has properties and composition.
- 8. During reaction of sodium chloride, what solute in the reaction?
- 9. A reaction includes base and acid react to form water and salt.
- 13. Energy is stored in the bonds of chemical compounds.
- 14. Including in exothermic reaction.
- 15. Energy that is released to the environment.
- 16. When iron rusts, it combines with oxygen from the air.
- 18. Related to exothermic reaction, reaction between fuel and oxidant.
- 20. During reaction of potassium chloride,what solvent in the reaction?
- 21. What is the chemical reaction in which energy is taken in?
- 22. Symbolic representation of a chemical reaction in the form of symbols and formulae.
- 24. Another term used for burning.
- 25. How energy do the surroundings?
- 26. The type of reaction in exothermic reaction.
- 27. A reaction between copper wire and sulfur.
- 28. Reaction between magnesium and chlorine gas.
- 29. Weak organic acid that has molecular formula.
- 30. How much energy stores in the products?
Down
- 1. A substance combines with oxygen.
- 2. When the surroundings vibrate more and more, what energy is given?
- 3. What reaction when heat evolved?
- 4. Another process in endothermic reaction?
- 7. Energy including in Endothermic reaction.
- 10. What temperature becomes when energy is taken from the environment?
- 11. Reaction when temperature increases.
- 12. Potassium,water and hydrogen mixed together, what is the reaction?
- 17. A forming of water vapor in clouds.
- 19. Air like substances that can move around freely and flow.
- 23. Chemical formula Na2SO3.
