Chemistry Unit 2 Chemistry - Unit 2 - OCR GATEWAY. 2.0 / 5 based on 4 ratings ? ScienceChemistryGCSEAll boards Created by: CaitlinCreated on: 06-04-11 16:21 A pigment give the paint colour? True 1 of 8 Colliods are particles from one thing dissolved in another? False 2 of 8 What does the Solvent do? Keeps the Binding Medium and the Pigment runny. 3 of 8 What happens when the paint dries? The solvent evaporates. 4 of 8 What do thermochromic paints do? Change colour / become transparent when heated. 5 of 8 Dyes origninally came from plants? True 6 of 8 Paint's contain Solvent, Pigment and .. Binding Medium 7 of 8 How do Phosphorescent Paints work? Absorb natural or artificial light and store energy in the molecules. 8 of 8
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