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Activity

Combustion of ethanol in a jug

Summary: 
Burn ethanol in a jug to make a blue flame and a sound.
Science content (2016 curriculum): 
Chemistry: Chemical Changes (2, 7)
Physics: Energy forms, Conservation of Energy (1, 3, 4, 5)
Lessons activity is in: 
Materials: 
  • large flask or jug
  • 95% ethanol
  • long handled lighter
Procedure: 

Add a little ethanol to the jug.
Swirl it around to coat the sides and evaporate into the volume of the flask.
Ignite at the top.

Discuss the chemistry of the reaction:
ethanol + oxygen -> water and CO2
Model the chemistry of the combustion reaction

Grades taught: 
Gr 4
Gr 5
Teacher: 
Ingrid
Teaching site: 
ingridscience afterschool
Activity originally developed and delivered: 

ingridscience afterschool