How Are the Hydroxyl Groups Oriented in an α-D-Glucopyranose Ring

question 63

Multiple Choice

How are the hydroxyl groups oriented in an α-D-glucopyranose ring?

• A) All the hydroxyl groups are present above the plane of the ring.
• B) All the hydroxyl groups are present below the plane of the ring.
• C) The hydroxyl at carbon 1 is present above the plane of the ring.
• D) The hydroxyl at carbon 1 is present below the plane of the ring.

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