Paper Chromatography
Assessment
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CHRISTINE JEYASEELAN
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Chemistry
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University
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42 plays
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Medium
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10 questions
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1.
Multiple Choice
What is the stationary phase in paper chromatography?
The water in the pores of the paper
The paper itself
The solvent being used
None of the above
2.
Multiple Choice
What is the solvent generally used to extract pigment from leaves?
Benzene
Hexane
Petroleum ether
Acids
3.
Multiple Choice
What is the pigment obtained with maximum Rf value in plant pigment separation?
Chlorophyll a
Chlorophyll b
Xanthophyll
Carotene
4.
Multiple Choice
How is Rf calculated?
Distance travelled by solute/Distance travelled by solvent
Distance travelled by solvent/Distance travelled by solute
Distance travelled by solute/Distance travelled by standard
Distance travelled by solvent/Distance travelled by standard
5.
Multiple Choice
The spot should be dipped in the mobile phase in the chamber
True
False
6.
Multiple Choice
The spot applied must be a concentrated spot
True
False
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