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8.3. Organic chemistry purification and characterization — Chemistry STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceChemistry8.3. Organic chemistry purification and characterization1 Mark
MCQ
Which is incorrect for paper chromatography
  • A
    It is a part of partition chromatography
  • ✓
    It is a stationary phase 
  • C
    $R _{ f }$ value decrease when rate of adsorption increase
  • D
    None of these
✓

Answer

Correct option: B.
It is a stationary phase 
b
In case of paper chromatography, there are both stationary and dynamic phases present. So, the statement that tt is a stationary phase is incorrect.

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