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Question: Answered & Verified by Expert
Assertion : Maltose is a reducing sugar which gives two moles of D-glucose on hydrolysis.
Reason : Maltose has a 1,4- $\beta$-glycosidic linkage.
ChemistryBiomoleculesAIIMSAIIMS 2005
Options:
  • A If both assertion and reason are true and reason is the correct explanation of assertion
  • B If both assertion and reason are true but reason is not the correct explanation of assertion
  • C If assertion is true but reason is false
  • D If both assertion and reason are false.
Solution:
1524 Upvotes Verified Answer
The correct answer is: If assertion is true but reason is false
On hydrolysis one mole of maltose yields two moles of D-glucose. It is a reducing sugar. The two glucose units are linked through $\alpha$-glucosidic linkage between $\mathrm{C}-1$ of one unit and the C-4 of another.

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