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