Chapter 24, Problem 47DSP

Interpretation Introduction

Interpretation:

Correct pair for $\text{(+)-mannose}$ and $\text{(+)-glucose}$ is to be determined from the given pairs.

Concept introduction:

Sugars are oxidized to optically active or inactive alderic acid when treated with nitric acid.

The stereo centers in the original sugar remain unaffected during the oxidation reaction.

Molecules containing two identical chiral centers can be achiral.