BASIC TLC

BASIC TLC

University

5 Qs

quiz-placeholder

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BASIC TLC

BASIC TLC

Assessment

Quiz

Chemistry

University

Practice Problem

Hard

Created by

Farah Amalina

Used 1+ times

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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the stationary phase in thin layer chromatography?

The solvent system

The TLC plate

The mobile phase

The sample solution

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the purpose of the mobile phase in thin layer chromatography

To dissolve the sample

To bind to the stationary phase

To carry the sample along the TLC plate

To visualize the separated components

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is not a factor that affects the separation of compounds in thin layer chromatography?

The polarity of the stationary phase

The polarity of the mobile phase

The size of the sample molecules

The temperature of the developing chamber

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the purpose of visualizing the separated components in thin layer chromatography?

To determine the Rf value of each component

To identify the components in the sample

To determine the purity of the sample

To determine the concentration of the sample

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How is the Rf value calculated in thin layer chromatography?

Distance traveled by sample / distance traveled by solvent

Distance traveled by solvent / distance traveled by sample

Distance traveled by sample x distance traveled by solvent

Distance traveled by solvent x distance traveled by sample

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