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10. Biomolecules — Chemistry STD 12 Science — Question

CBSE BoardEnglish MediumSTD 12 ScienceChemistry10. Biomolecules1 Mark
MCQ
The two functional groups present in a typical carbohydrate are :
  • A
    $-CHO$ and $-COOH$
  • B
    $ > C = O$ and $-COOH$
  • ✓
    $-OH$ and $-CHO$
  • D
    $-OH$ and $-COOH$
✓

Answer

Correct option: C.
$-OH$ and $-CHO$
c
The key functional groups present in a typical carbohydrates are the hydroxyl group $(-\mathrm{OH})$ and the carbonyl group $(>\mathrm{C}=\mathrm{O})$ made up of the ketone group $(>\mathrm{C}=\mathrm{O})$ or the aldehyde group $(-\mathrm{HC}=\mathrm{O})$

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