1) Which orange squash contains all 3 substances? a) 1 b) 2 c) 3 d) none 2) Which orange squash contains the most and least soluble substances?  a) 1 b) 2 c) 3 d) none 3) Which orange squash contains carotene? a) 1 b) 2 c) 3 d) all of them 4) Rank the substances from largest to smallest. a) Carotene- natural orange-tartazine b) Natural orange-tartazine-carotene c) Tartazine-natural orange-carotene d) Tartazine-carotene-natural orange 5) The image when dried for analysis is called a ? a) Chromatography photo b) Chromaty c) Chromosome d) Chromatogram 6) Label 1 is best described as a ....... a) Solute b) Solution c) Solvent d) Soluble 7) How many substances are there on the filter paper? a) 1 b) 2 c) 3 d) 4 8) Which term best describes label 5? a) Solvent front b) Solute line c) Pencil line d) Solute front 9) How many pigments are there in chlorophyll? a) 2 b) 4 c) 5 d) 1

Chromatography

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