Which of the following structures represent glycosides?
A)
only 1
B)
only 2
C)
only 3
D)
1 and 2
E)
1, 2, and 3
Question 2Reduction of an optically active aldopentose with NaBH
4 gives an optically inactive alditol. The aldopentose could be:
A)

D)

B)

E)

C)
Question 3The formula for maltose is:
The acetal carbon(s) is(are):
A)
C1
B)
C1 and C1
C)
C1 and C4
D)
C1
E)
C1 and C4
Question 4The acyclic structure of D-glucose is:
The formula for ethyl
a-D-glucopyranoside is:
A)

D)

B)

E)

C)
Question 5The anomeric carbon of

is:
A)
C1
B)
C2
C)
C3
D)
C5
E)
C6
Question 6The Haworth projection formula for the pyranose form of
b-D-galactose is:
A)

D)

B)

E)

C)
Question 7Another name for the disaccharide, 4-O-(
b-D-galactopyranosyl)-
b-glucopyranose, is:
A)
sucrose
B)
cellobiose
C)
lactose
D)
maltose
E)
amylose