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