Define the term "stationary phase" as it relates to chromatography.


Define the term "stationary phase" as it relates to chromatography.

Separation of Mixtures:

Mixtures are distinct from compounds in that the two or more different substances are not chemically combined together and may be easily separated through physical means. For example, a mixture of iron filings and salt may be separated by passing a magnet over it, which will lift off all the filings and leave the salt behind. Chromatography is a physical technique for separating mixtures which exploits the fact that different materials (say, dyes) move through a medium at different rates.

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In a typical chromatograph setup, a strip of paper is held in such a manner that its bottom edge just touches the surface of water in a beaker. A spot...

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What is Chromatography? - Definition, Types & Uses


Chapter 1 / Lesson 6

Learn about the various types of chromatography. Examine how different kinds of chromatography work, and discover what chromatography is used for in chemistry.

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