Chemistry - Biomolecules Question with Solution | TestHub

ChemistryBiomoleculesCARBOHYDRATESMedium2 minQB
ChemistryMediumsingle choice

Optical rotations of some compounds along with their structures are given below which of them have D configuration.

NCERT Exemplar Unit 14 Q17 printed Fischer structures (I), (II), (III) with rotations

Options:

Answer:
A
Solution:

In all three Fischer projections the —OH on the lowest stereocentre is on the right, so all three have D configuration (rotation sign is unrelated to D/L). NCERT print key (i).

Stream:JEESubject:ChemistryTopic:BiomoleculesSubtopic:CARBOHYDRATES
⏱ 2mℹ️ Source: QB

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