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Question
Chemistry
Assertion: Maltose is a reducing sugar which gives two moles of D-glucose on hydrolysis Reason: Maltose has a 1,4-β-glycosidic link-age
Q.
Assertion :
Maltose is a reducing sugar which gives two moles of D-glucose on hydrolysis
Reason :
Maltose has a
1
,
4
−
β
-glycosidic link-age
2926
208
AIIMS
AIIMS 2004
Biomolecules
Report Error
A
If both assertion and reason are true and reason is the correct explanation of assertion
34%
B
If both assertion and reason are true but reason is not the correct explanation of assertion
42%
C
If assertion is true but reason is false
19%
D
If both assertion and reason are false
5%
Solution:
Maltose, a disaccharide
(
C
12
H
22
O
11
)
is a reducing sugar, which upon hydrolysis yield 2 moles of
D
−
(
+
)
-glucose. In it the two
D
-glucose unit are linked through
α
-glycosidic linkage between
C
−
1
of one glucose unit and C-4 of the other.