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Which one of the following statements is not true regarding (+) Lactose?
- Option 1)
On hydrolysis (+) Lactose gives equal amount of D(+) glucose and D(+) galactose.
- Option 2)
(+) Lactose is a
-glycoside formed by the union of a molecule of D(+) glucose and a molecule of D(+) galactose.
- Option 3)
(+) Lactose is a reducing sugar and does not exhibit mutarotation.
- Option 4)
(+) Lactose, C12H22O11 contains 8-OH groups.
Answers (1)
Lactose/ Milk sugar -
Reducing sugar formed by condensation of one molecule each of galactose and glucose
- wherein
Lactose exhibits mutarotation
Option 1)
On hydrolysis (+) Lactose gives equal amount of D(+) glucose and D(+) galactose.
Incorrect
Option 2)
(+) Lactose is a -glycoside formed by the union of a molecule of D(+) glucose and a molecule of D(+) galactose.
Incorrect
Option 3)
(+) Lactose is a reducing sugar and does not exhibit mutarotation.
Correct
Option 4)
(+) Lactose, C12H22O11 contains 8-OH groups.
Incorrect
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