FWS – Colour Change Chemistry

In this video myles shows the traffic light experiment which uses indigo carmine and the blue bottle reaction which uses Methylene blue

Methyl blue reaction after been shaken

Methyl blue reaction before been shaken

Last stage using Indigo Carmine

first stage using Indigo Carmine

Second stage using Indigo Carmine

Methyl blue reacting with O2 in the flask

Glucose, NaOH, Indigo carmine and methyl blue