Multiple choice

Epimerism is an isomerism that occurs depending on whcih of the following?

  1. Presence of asymmetric carbon atom.

  2. Spatial orientation of groups of single carbon atom.

  3. Orientation of H-OH group in C1 and C4.

  4. Rotation of plane of polarized light.

  5. Spatial arrangement of groups in asymmetric carbon atoms.
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Difference in spatial orientation of groups on a single asymmetric carbon of a molecule having more than one asymmetric carbon. For example, glucose and galactose are 4 epimers of each other differing with respect to groups on C4.

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