644062
Description
Quiz by rachaelmccue, updated more than 1 year ago
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Created by rachaelmccue
over 11 years ago
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Question 1
Question
In liquid chromatography, molecules that interact strongly with the solvent will move quickly through the stationary phase.
Answer
- True
- False
Question 2
Question
Which of the following is the most polar bond?
Answer
-
Carbon-Hydrogen
-
Nitrogen-Hydrogen
-
Oxygen-Hydrogen
Question 3
Question
Which of the following is NOT true concerning high performance liquid chromatography?
Answer
-
The columns contain small particles of stationary phase.
-
The stationary phase is always more polar than the mobile phase.
-
The technique is suitable for in-volatile samples.
Question 4
Question
Which of the following is NOT true concerning Gas Chromatography?
Answer
-
Gas Chromatography is not suitable for analytes with high boiling points.
-
Capillary columns are longer and thinner than packed columns.
-
Ultra-Violet absorption is the commonest detection method in Gas Chromatography.
Question 5
Question
Qualitative analysis in high performance liquid and gas chromatography is based on the measurement of what?
Answer
-
Retention time
-
Resolution
-
Charge
Question 6
Question
What kind of column has a diameter of 1cm?
Answer
-
Packed Column
-
Capillary Column
Question 7
Question
In high performance liquid chromatography, hydrocarbons are chemically bonded to silica particles and used as a stationary phase.
Answer
- True
- False
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