Chromatography is a 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 50mls of water into the petri dish with skittles
Step 2: Place the skittles into the petri 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 fastes
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