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Calculating Retention Factors in Thin-Layer Chromatography

 High School Chemistry Skills Practice
  • 1.

    Find the retention factor for the red-colored component with the help of the given figure.

    Answers:

    • 0.7

    • 0.8

    • 0.7 cm

    • 0.1 cm

  • 2.

    What is the retention factor of the green-colored solute according to the figure given below?

    Answers:

    • 0.75 cm

    • 1.25 cm

    • 1.25

    • 0.75

  • 3.

    Determine the retention factor of the yellow-colored component of the dye using the given diagram.

    Answers:

    • 2

    • 0.75

    • 0.4

    • 0.5

  • 4.

    Calculate the retention factors from the chromatogram for the yellow and red solutes, respectively.

    Answers:

    • 0.55, 0.5

    • 0.63, 0.44

    • 0.44, 0.63

    • 0.5, 0.55

  • 5.

    What is the retention factor for the solute represented by the figure?

    Answers:

    • 0.75

    • 1

    • 0.8

    • 1.25

  • 6.

    Find the retention factor of the solute with the help of the given figure.

    Answers:

    • 0.64 cm

    • 1.5

    • cannot be determined

    • 0.64

  • 7.

    What is the retention factor of the blue-colored solute according to the figure given below?

    Answers:

    • 1.6

    • 0.64

    • 0.6 cm

    • cannot be determined

  • 8.

    Determine the retention factor of the yellow-colored component of a dye using the given diagram.

    Answers:

    • 0.68

    • 1.46

    • 0.7 cm

    • cannot be determined

  • 9.

    Calculate the retention factors from the chromatogram for the yellow and blue solutes, respectively.

    Answers:

    • 0.73, 0.44

    • cannot be determined

    • 1, 0.63

    • 0.44, 0.73

  • 10.

    The retention factor for the solute represented by the following figure is:

    Answers:

    • 0.8 cm

    • 0.7 cm

    • 0.6

    • 0.8

  • 11.

    Using only the available information, find the retention factor for the blue-colored component with the help of the given figure.

    Answers:

    • 0.74 cm

    • cannot be determined

    • 0.74

    • 1.5

  • 12.

    What is the retention factor of the green-colored solute according to the figure given below?

    Answers:

    • 0.66

    • 1.9

    • 0.5

    • 0.66 cm

  • 13.

    Using only the available information, determine the retention factor of the purple-colored component of the dye using the given diagram.

    Answers:

    • cannot be determined

    • 0.47 cm

    • 0.47

    • 0.63

  • 14.

    Calculate the retention factors from the chromatogram for the blue and red solutes, respectively.

    Answers:

    • 0.5, 1

    • 1, 0.5

    • 0.73, 0.55

    • 0.55, 0.73

  • 15.

    The retention factor for the solute represented by the following figure is:

    Answers:

    • 2

    • 0.5 cm

    • 5.5

    • 0.53

  • 16.

    Select the correct retention factor for the solute in the given figure.

    Answers:

    • 0.8

    • 0.4

    • 0.6 cm

    • 0.6

  • 17.

    Choose the value of the retention factor for the solute given in the following diagram.

    Answers:

    • 0.9

    • 0.8

    • 1.5

    • 0.6 cm

  • 18.

    What is the calculated retention factor for solute A according to the image below?

    Answers:

    • 0.5

    • 0.7

    • 0.6

    • 0.8

  • 19.

    Find out the retention factor for the blue-colored component with the help of the following diagram.

    Answers:

    • 1.6

    • 0.8

    • 0.9 cm

    • 0.6

  • 20.

    Using the figure given below, mark the retention factor of the yellow-colored component of the dye.

    Answers:

    • 1.8

    • 0.6

    • 1.7

    • 0.7

  • 21.

    Select the correct retention factor for the red-colored solute represented in the given figure.

    Answers:

    • 0.8

    • 0.2 cm

    • 1.2

    • 1.8

  • 22.

    Choose the value of the retention factor for the orange-colored solute given in the chromatogram below.

    Answers:

    • 0.57

    • 0.73

    • 0.87

    • 0.37

  • 23.

    Calculate the retention factors for the colored solutes A and B according to the image below.

    Answers:

    • Solute A - 0.7, Solute B -0.5

    • Solute A - 0.5, Solute B -0.5

    • Solute A - 0.7, Solute B -0.7

    • Solute A - 0.5, Solute B -0.7

  • 24.

    Determine the retention factor for the pink-colored component with the help of the following chromatogram.

    Answers:

    • 0.55

    • 1.55

    • 0.25

    • 0.75

  • 25.

    Using the figure given below, determine the retention factors of the orange, pink and yellow-colored components of the dye.

    Answers:

    • Orange - 0.55, Pink - 0.5, Yellow -0.35

    • Orange - 0.75, Pink - 0.5, Yellow -0.25

    • Orange - 0.75, Pink - 0.5, Yellow -0.35

    • Orange - 0.75, Pink - 0.35, Yellow -0.35

  • 26.

    Pick the correct retention factors for both the solutes depicted in the given figure.

    Answers:

    • Solute A - 0.6, Solute B - 0.5

    • Solute A - 0.7 cm, Solute B - 0.6 cm

    • Solute A - 0.7, Solute B - 0.6

    • Solute A - 0.6, Solute B - 0.7

  • 27.

    Choose the value of the retention factor for the solute given in the diagram below.

    Answers:

    • 0.8

    • 0.8 cm

    • 0.08

    • 8

  • 28.

    What is the retention factor for the green-colored component according to the image below?

    Answers:

    • 0.25

    • 0.50

    • 0.75

    • 1.25

  • 29.

    Mark the retention factor for the blue-colored component with the help of the following diagram.

    Answers:

    • 0.8

    • 0.5

    • 0.7

    • 0.9

  • 30.

    Using the figure given below, find the retention factor of the purple-colored component of the dye.

    Answers:

    • 0.4

    • 0.6

    • 0.8

    • 0.5

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