PAPER CHROMOTOGHARPHY

  • Created by: sara.5
  • Created on: 14-04-18 13:27
What is Chromatography used for?
It can be used to find out which coloured compounds the mixture contains
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What is the solvent called?
Mobile phase
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What does the paper contain?
Stationary phase
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What is the paper with seperated components called?
Chomatogram
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Why is a pencil used to draw lines?
This is because inks will dissolve in the solvent together with the dye. However, pencil leads do not
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How do you find the Rf Value?
Distance moved by the spot/Distance moved by the solvent
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What can chromatography be used for?
-Distinguish between pure and impure substance -Identify Substance by comparing the pattern on the chromatography with pattern formed known substances-Identigy substances by calculating their Rf Value
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Other cards in this set

Card 2

Front

What is the solvent called?

Back

Mobile phase

Card 3

Front

What does the paper contain?

Back

Preview of the front of card 3

Card 4

Front

What is the paper with seperated components called?

Back

Preview of the front of card 4

Card 5

Front

Why is a pencil used to draw lines?

Back

Preview of the front of card 5
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