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The above process in which \alpha and \beta form remain in equilibrium with acyclic form and a change in optical rotation is observed which is called as -

Option: 1

Mutarotation


Option: 2

Epimerisation


Option: 3

Condensation


Option: 4

Inversion


Answers (1)

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When either of the two forms of glucose  (\mathrm{\alpha - D- Glucose} and \mathrm{\beta - D-Glucose}) is dissolved in water , there is spontaneous change in specific rotation till the equilibrium value of +52\cdot 5^{\circ}

The above phenomenon is called as mutarotation.

Hence, the correct answer is Option (1)

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Pankaj

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