Pearson 8 Chapter 6 Physical and Chemical Change

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Across
  1. 4. Group of atoms joined together
  2. 8. equation Chemical equation using symbols for substances
  3. 9. Decrease in size as particles move closer together
  4. 11. Heat is absorbed/ taken in
  5. 13. Mixture where each particle of solute is surrounded by particles of solution
  6. 14. Increase in size as particles move further away
  7. 15. Change from solid to gas
  8. 19. reaction chemical change that needs a constant supply of energy to continue.
  9. 20. Change from solid to liquid
  10. 21. Heat is given out
  11. 22. Starting chemicals
Down
  1. 1. New substances made in a chemical reaction
  2. 2. reaction Re-arrangement of atoms to form new substances
  3. 3. reaction of a metal with oxygen to form a metal oxide
  4. 5. Change in state to solid
  5. 6. Production of a solid on the addition of two solutions
  6. 7. Change from gas to liquid
  7. 10. Change from gas to solid
  8. 12. equation Chemical equation using names of substances
  9. 16. Change from liquid to gas at the top of the liquid only
  10. 17. Change where all of the liquid is changing to gas
  11. 18. change A change where no new substance is made
  12. 23. Smallest building block that makes up all substances