Chem 336 - Spring 2002
Organic Chemistry III
Dr. Carl C. Wamser

Chapter 25 Pre-Quiz

In order to do this pre-quiz, you must log in to the class WebCT site.

This pre-quiz must be submitted via WebCT before Monday morning, May 13, 8:30 am.

1. An example of an aldohexose is

1) glyceraldehyde

2) erythrose

3) ribose

* 4) glucose

5) fructose

2. The anomeric carbon of fructose is

1) C-1

* 2) C-2

3) C-3

4) C-4

5) C-5

6) C-6

3. A pyranose ring is created by connecting the C-1 of glucose to the O on

1) C-1

2) C-2

3) C-3

4) C-4

* 5) C-5

6) C-6

4. An alditol formed from threose would have the molecular formula

1) C₃H₆O₃

2) C₃H₈O₃

3) C₄H₈O₄

* 4) C₄H₁₀O₄

5) C₄H₁₀O₅

5. The C-4 epimer of D-glucose is

1) L-glucose

2) D-fructose

3) D-ribose

4) D-mannose

* 5) D-galactose