AQA GCSE Combined Science: Synergy · 8465
Specification 4.2.2.4 · Paper 1, Paper 2
Revise: Plant Pigments and ChromatographyA green leaf contains chlorophyll, but chlorophyll is not its only pigment. A pigment is a coloured substance. When pigments are extracted from a leaf into a suitable solvent, the resulting solution can contain several substances even if it looks like one colour.