Chemistry  StationsChemical or Physical Change?
Magnesium    and HeatChemical Change                  Mg0            2Mg + O2 → 2MgO Magnesium + Oxygen gas → Magnesium ox...
Magnesium and Hydrochloric acid    (Mg +HCl)Chemical Change      MgCl2 + H2
Collapsing Can Physical ChangeThe can filled with steam - cooled - steam condensed        Pressure on the outside was grea...
Electricity and Hydrochloric     AcidChemical Change      H + Cl
Cobalt Chloride andCalcium Hydroxide     CoCl2+Ca(OH)2Chemical Change Ca(OH)2 + CoCl2 -------> Co(OH)2 + CaCl2
Potassium Permanganate and  Sodium Sulphite  (KmnO4 + Na2SO3)Chemical Change
MilkKaleidoscopePhysical Change Breaking the surface tension
Powder and   WaterPhysical Change    Dissolved Tea
Vacuum Pump     and MarshmallowPhysical    Change     Air pressure
Wax and HeatPhysical Change   Solid + Heat = Liquid   Liquid – Heat + Solid     Change of State
Ice Cubes and     HeatPhysical Change    Change of State
Canister   Explosion Na HCO3 + CH3COOHChemical Change
Saturated Salt   Solution  NaCl + H2O + HeatPhysical ChangeWater evaporated and left the Salt.
BromothymolBlue and CO2Chemical Change         When CO2 mixed with water it became carbonic acid, which changed the color ...
Bonus Stations
Sodium Polyacrylate  and WaterPhysical Change!
Goldenrod  paper and    liqudChemical Change
Chemistry stations 2012
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Chemistry stations 2012

  1. 1. Chemistry StationsChemical or Physical Change?
  2. 2. Magnesium and HeatChemical Change Mg0 2Mg + O2 → 2MgO Magnesium + Oxygen gas → Magnesium oxide
  3. 3. Magnesium and Hydrochloric acid (Mg +HCl)Chemical Change MgCl2 + H2
  4. 4. Collapsing Can Physical ChangeThe can filled with steam - cooled - steam condensed Pressure on the outside was greater than that on the inside - collapsed
  5. 5. Electricity and Hydrochloric AcidChemical Change H + Cl
  6. 6. Cobalt Chloride andCalcium Hydroxide CoCl2+Ca(OH)2Chemical Change Ca(OH)2 + CoCl2 -------> Co(OH)2 + CaCl2
  7. 7. Potassium Permanganate and Sodium Sulphite (KmnO4 + Na2SO3)Chemical Change
  8. 8. MilkKaleidoscopePhysical Change Breaking the surface tension
  9. 9. Powder and WaterPhysical Change Dissolved Tea
  10. 10. Vacuum Pump and MarshmallowPhysical Change Air pressure
  11. 11. Wax and HeatPhysical Change Solid + Heat = Liquid Liquid – Heat + Solid Change of State
  12. 12. Ice Cubes and HeatPhysical Change Change of State
  13. 13. Canister Explosion Na HCO3 + CH3COOHChemical Change
  14. 14. Saturated Salt Solution NaCl + H2O + HeatPhysical ChangeWater evaporated and left the Salt.
  15. 15. BromothymolBlue and CO2Chemical Change When CO2 mixed with water it became carbonic acid, which changed the color of the ‘indicator’. You will learn more about that later!
  16. 16. Bonus Stations
  17. 17. Sodium Polyacrylate and WaterPhysical Change!
  18. 18. Goldenrod paper and liqudChemical Change

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