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Chemistry LibreTexts

25.E: Biomolecules: Carbohydrates (Exercises)

  • Page ID
    61708
  • These are the homework exercises to accompany the Textmap for McMurry's Organic Chemistry textbook.

    25.1 Classification of Carbohydrates

    25.1 Exercises

    Questions

    Q25.1.1

    Classify each of the following sugars.

    (a)

    (b)

    (c)

    (d)

    Solutions

    S25.1.1

    (a) Aldoterose

    (b) Ketopentose

    (c) Ketohexose

    (d) Aldopentose

    25.3 D, L Sugars

    25.3 Exercises

    Questions

    Q25.3.1

    Assign R and S for each chiral center and determine whether each sugar is a D or L sugar.

    (a)

    (b)

    (c)

    Solutions

    S25.3.1

    (a) From top to bottom, 2R, 3R, and it is a D sugar.

    (b) From top to bottom, 2S, 3R, 4S, and it is an L sugar.

    (c) From to to bottom, 3R, 4S, and it is an L sugar.

    25.4 Configurations of Aldoses

    25.4 Exercises

    Questions

    Q25.4.1

    Draw the following sugars.

    (a) D-Xylose

    (b) D-Galactose

    (c) D-Allose

    Solutions

    S25.4.1

    (a)

    25.4.1 problem answer.svg

    (b)

    (c)

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