Maltose is made up of:

two

α - D -

glucose

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normal

β - D -

glucose

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α -

and

β - D -

glucose

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fructose

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Solution

The correct option is A two $α - D -$ glucose
Answer:- (A) two $α$ -D-glucose
Maltose is composed of two $α$ -D-glucose units in which $C - 1$ of one glucose (I) is linked to $C - 4$ of another glucose unit (II).

Suggest Corrections

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The enantiomer of $α - D - (+) -$ glucose is ?

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β - D - g l u c o s e_{(s)} + H_{2} O ⟶ β - D - g l u c o s e_{(a q)}; Δ H_{d i s s o l u t i o n} = 4.68 k J

α - D - g l u c o s e_{(a q)} ⟶ β - D - g l u c o s e_{(a q)}; Δ H_{m u t a r o t a t i o n} = - 1.16 k J

Δ H^{\circ}

α - D - g l u c o s e ⟶ β - D - g l u c o s e

α - D - (+)

β - D - (+)

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