Outreach

 

CHEMICAL TIMER

Audience: Year 7-9 students

Duration: 1-1.5 hours

Location: This experiment can be carried out in schools or in our laboratory.

 

The aim of this experiment is to create a chemical circuit breaker that will turn off a light bulb after a set time. You will investigate the effect of surface area on the rate of a reaction.

 

http://outreach.chem.ox.ac.uk/chemical-timer14.aspx