Welcome to the electronic frontier science classroom of the 21st Century. This laboratory practical will test your background knowledge of chromatography and experiments provided by Mr. Mitchell on his science website...Mitchell's Cosmic Adventure.
   I hope you enjoy your experiments and learn something about the fun field of chromatography!
 

5 Sample Questions

_____ is a pattern formed by spots of separated pigments in a chromatographic procedure.

  • A. Chromatography
  • B. Chromatogram
  • C. Chromatograph
  • D. Chromosome Map
  • E. Mobile Phase

_____ is to employ chromatography to separate substances.

  • A. Chromosome Map
  • B. Mobile Phase
  • C. Chromatography
  • D. Chromatogram
  • E. Chromatograph

If begin mathsize 14px style R subscript f end style  value of a solution is zero, the solute remains in the stationary phase and thus it is _____.

  • A. immoble
  • B. solvent front
  • C. developing solution
  • D. mobile
  • E. resolution

The mobile phase is when the mixture is dissolved in a fluid called the affinity phase. It may be called "eluting solution".

  • A. True
  • B. False

The _____  _____ remains fixed in place while the mobile phase carriers the components of the mixture through the medium being used.

  • A. solvent front
  • B. mobile front
  • C. stationary front
  • D. warm front
  • E. developing front

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