Chemistry - Biomolecules Question with Solution | TestHub

ChemistryBiomoleculesCARBOHYDRATESEasy2 minPYQ_2020
ChemistryEasysingle choice

The freshly prepared solution of sugar undergo change in optical rotation, with time, is known as

Options:

Answer:
D
Solution:

α-D-Glucose[α]=+112°        (36%)   ⇌    Equilibrium  mixture  [α]D=+52°    (0.02%)  ⇌   β-D-Glucose[α]D=+19°       (64%)
Glucose has two formsαandβ. When either of these two is dissolved in water and allowed to stand, it gets converted to an equilibrium mixture ofαandβforms.

Stream:NTA_ABHYAS_NEETSubject:ChemistryTopic:BiomoleculesSubtopic:CARBOHYDRATES
⏱ 2mℹ️ Source: PYQ_2020

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