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The α-D glucose and β-D glucose differ from each other due to difference in carbon atom with respect to its

1. (a) Conformation
2. (b) Configuration
3. (c) Number of OH groups
4. (d) Size of hemiacetal ring

Correct answer: (b) Configuration

Solution

The α-D glucose and β-D glucose differ in the configuration of the hydroxyl group (-OH) at the anomeric carbon (C-1). In α-D glucose, the -OH group is trans to the CH2OH group, while in β-D glucose, it is cis.

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