Chromatography is technique for the separation of a mixture by passing it in solution or suspension through a medium in which the components move at different rates
Aim To separate the colours from the skittles by using chromatography.
materials
1. 6 skittles
2 water
3 petri dish
4 beaker
process
step 1 get your equipment set up ready to pour the 50mls of water into the petri dish with the skittles
step 2 place the skittles into the peri dish around the edges
step 3 pour 50mls water gently into the middle of the petri dish
step 4 watch as the water removes the dye from the skittles see which colour reaches the middle fastest
step 5 record your results on the table below
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