Recap...Chromatography
Authored by Monpichar Srisa-Art
Chemistry
University
Used 2+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Which peak has higher k?
A
B
2.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
What type of this peak?
fronting
tailing
3.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
To obtain high column efficiency, plate height (H) should be…?
high
low
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Which type of diffusion is independent of flow rate?
Eddy
Longitudinal
Mass transfer
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Band broadening due to multiple paths is…?
Eddy
Longitudinal
Mass transfer
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Which one should do to minimise Eddy diffusion?
Use small packing particle size
Loosely pack the particles
Increase flow rate
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
How to reduce longitudinal diffusion?
decrease flow velocity
Increase flow velocity
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