7

12345678910111213141516171819202122232425
Across
  1. 5. Solid formed in a solution
  2. 7. Group 18 gases
  3. 9. Measure of disorder
  4. 11. Releases heat
  5. 12. Group 1 metals
  6. 13. Number of particles in a mole
  7. 17. Quantitative relationship in reactions
  8. 19. Biological catalyst
  9. 20. Horizontal row in periodic table
  10. 22. Study of reaction rates
  11. 24. Absorbs heat
  12. 25. Gain of electrons
Down
  1. 1. Study of energy changes
  2. 2. Vertical column in periodic table
  3. 3. Metals in the center of the table
  4. 4. Oxidation-reduction reaction
  5. 6. Splitting of a compound by electricity
  6. 8. Unit of chemical amount
  7. 10. Group 17 elements
  8. 14. Free energy in a system
  9. 15. Group 2 metals
  10. 16. Table organizing elements
  11. 18. Loss of electrons
  12. 21. Balance in a reaction
  13. 23. Law of heat summation