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NEETChemistryBiomolecules

What is the spatial arrangement of the hydroxyl (OH) group at the anomeric carbon in the alpha anomeric form of a sugar molecule?

Options

  1. AAbove the ring plane
  2. BBelow the ring plane
  3. COn the same plane as the ring
  4. DOpposite to the ring plane

Correct answer

B. Below the ring plane

Step-by-step solution

In the alpha anomeric form, the hydroxyl group is positioned below the ring plane.

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