Question
Which one of the following statements is not true regarding (+) lactose?
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(+) lactose is a β - glycoside formed by the union of a molecule of D (+) galactose
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(+) lactose is a reducing sugar and does not exhibit mutarotation
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(+) lactose, C12H22O11 contains 8 - OH groups
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On hydrolysis (+) lactose gives equal amount of D (+) glucose and D (+) galactose
Solution
B.
(+) lactose is a reducing sugar and does not exhibit mutarotation
Lactose is a reducing sugar and all reducing sugars show mutarotation.
