Chromatography of sweets | 11–14 years

In association with Nuffield Foundation, By Holly Walsh and Sandrine Bouchelkia

Try this class practical to carry out chromatography using dye from different coloured M&M’s®. Includes kit list and safety instructions.

In this experiment, students remove the dye from the surface of M&M’s® of various colours. They then put a spot of each onto a piece of chromatography paper, before allowing water to soak up the paper separating out the component dyes.

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