Gujarat BoardEnglish MediumSTD 11 ScienceChemistry8.2 Organic chemistry isomerism1 Mark
MCQ
The letter ‘$D$’ in carbohydrates represents
A
Its direct synthesis
B
Its dextrorotation
C
Its mutarotation
✓
Its configuration
✓
Answer
Correct option: D.
Its configuration
d $D$ indicate the configuration of carbohydrate. it represents the position of second last - $OH$ group in any carbohydrates. If - $OH$ is present on right side then it is called $D$ type configuration and if it is present on left side then it is called $L$ type configuration.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.