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Fundamentals of Organic ChemistryChemistryBiomolecules

Which of the following classifications does NOT apply to glucose?

Options

  1. ACarbohydrate
  2. BAldose
  3. COligosaccharide
  4. DHexose

Correct answer

C. Oligosaccharide

Step-by-step solution

Glucose is a simple sugar with the molecular formula C₆H₁₂O₆ . It cannot be hydrolyzed further to give simpler units of polyhydroxy aldehyde or ketone, so it is classified as a monosaccharide. Oligosaccharides are carbohydrates that yield two to ten monosaccharide units on hydrolysis. Glucose contains an aldehyde group, making it an aldose, and it has six carbon atoms, making it a hexose. Therefore, glucose is not an oligosaccharide. Answer: Oligosaccharide

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