Advanced Science - Chemistry - First Term

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Across
  1. 4. what is the name of the process for a liquid changing to a gas?
  2. 6. the name given when a chemical reaction gives off gas.
  3. 7. how many elements are liquid state at room temperature?
  4. 8. a solution that wont dissolve any more solute at that temperature.
  5. 9. What has taken place when a change of state occurs?
  6. 11. elements in the same group are similar because they have the same number of outer ---------?
Down
  1. 1. What is the name of the first group of elements?
  2. 2. what do the elements gain as you descend the groups?
  3. 3. The minimum amount of energy particles need to react.
  4. 5. what is the name given when an enzyme is destroyed by high temperatures.
  5. 6. a firework display is an example of what kind of reaction?
  6. 9. what are the horizontal rows in the periodic table called?
  7. 10. a chemical reaction that takes in energy.
  8. 12. what side of the periodic table are the metals placed?