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Tamil Nadu Board of Secondary EducationHSC Science Class 12

Why carbohydrates are generally optically active? - Chemistry

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Question

Why carbohydrates are generally optically active?

Answer in Brief
Chemical Equations/Structures

Solution

Carbohydrates are generally optically active because they have one or more chiral carbon atoms in their molecules. For example, Glucose has four chiral carbons and therefore it is optically active.

\[\begin{array}{cc}
\ce{CHO}\\
|\phantom{....}\\
\ce{^*CHOH}\\
|\phantom{....}\\
\ce{^*CHOH}\\
|\phantom{....}\\
\ce{^*CHOH}\\
|\phantom{....}\\
\ce{^*CHOH}\\
|\phantom{....}\\
\phantom{...}\ce{CH2OH}
\end{array}\]

\[\ce{^*C}\] - Chiral carbon

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Biomolecules in the Cell - Carbohydrates
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Chapter 14: Biomolecules - Evaluation [Page 271]

APPEARS IN

Samacheer Kalvi Chemistry - Volume 1 and 2 [English] Class 12 TN Board
Chapter 14 Biomolecules
Evaluation | Q 10. | Page 271
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