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11 Cards in this Set
- Front
- Back
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This is the principal pigment in higher plants
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Chlorophyll α
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These play a secondary role by transferring the energy they absorb to _________ _ for use in photosynthesis
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Chlorophyll ß and Carotenoids (Carotenes and xanthophylls)
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What does TLC Stand for
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Thin Layer Chromatography
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What are identified by their absorbance curves?
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Absorbance Spectra
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Your pigment extract is also known as
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Zone of Mixture
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The thin layer of silica gel on your plate and the end of the plate
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Stationary phase
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Usually a mixture of pure solvents, inside a sealed chamber
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Mobile phase
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The components of the mixture migrate at different rates during movement of the mobile phase until the complete development of the
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Chromatogram
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Size
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larger molecules tend to move more slowly than smaller ones
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Their solubility in the solvent
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more soluble molecules move faster and farther
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their ability to absorb to the plate matrix of silica
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molecules which absorb better tend to move slower
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