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10. Biomolecules — Chemistry STD 12 Science — Question

Gujarat BoardEnglish MediumSTD 12 ScienceChemistry10. Biomolecules1 Mark
MCQ
The correct name of ‘sucrose' is
  • ✓
    $\alpha - D - {\rm{glucopyranosyl}} - \beta - D - {\rm{fructofuranoside}}$
  • B
    $\beta - D - {\rm{glucopyranosyl}} - \beta - D - {\rm{fructofuranoside}}$
  • C
    $\alpha - D - {\rm{glucopyranosyl}} - \alpha - D - {\rm{fructofuranoside}}$
  • D
    $\beta - D - {\rm{glucopyranosyl}} - \alpha - L - {\rm{fructofuranoside}}$
✓

Answer

Correct option: A.
$\alpha - D - {\rm{glucopyranosyl}} - \beta - D - {\rm{fructofuranoside}}$
a
Sucrose (common name: table sugar, also called saccharose) is a disaccharide (glucose + fructose) with the molecular formula $C _{12} H _{22} O _{11}$.Its systematic name is $\alpha- D$ - glucopyranosyl $11-\beta- D$ - fructofuranoside

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