Organic Chemistry III |
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Professor Carl C. Wamser |
(must be done in WebCT before Fri., May 7, 8:30 am)
1. Galactose is
a. an aldopentose
* b. an aldohexose
c. a ketopentose
d. a ketohexose
e. none of the above
2. Glucose has ___ stereocenters and is therefore one of ___ stereoisomers.
a. 2 , 4
b. 3 , 8
c. 4 , 8
* d. 4 , 16
e. none of the above
3. Beta-D-glucopyranose has how many equatorial substituents (not counting hydrogen as a substituent)?
a. 2
b. 3
c. 4
* d. 5
e. 6
4. Benedict's solution converts an aldose into
a. a uronic acid
b. an aldonic acid
* c. an aldaric acid
d. a ketose
e. an alditol
5. One of the disaccharides that can be made from two units of glucose is
a. sucrose
b. lactose
* c. cellobiose
d. cellulose
e. ribose