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stereochemistry test > practice tests > home      

Stereochemistry test
Note that you must have a Javascript capable browser to take quiz
Hints cost 5 points each
Difficulty Rating:
easy= easy mediummedium= medium hardhardhard = hard extremely hardextremely hardextremely hardextremely hard= extremely hard
1. Optically active molecules which rotate plane-polarized light
in a counterclockwise direction are said to be:easy

levorotary
of R configuration
dextrorotary
of S configuration


2. The specific rotation of a compound is denoted by the 
symbol:easy

R
S
alpha
[alpha]D


3.  Assign R or S configuration to the chiral carbon marked 
with an asteriskmediummedium

R or S?

R
S


4. Assign the correct term describing the relationship to the 
following two isomers:mediummedium

isomer relationship

enantiomers
diastereomers
identical

5. How many stereoisomers of S-Adenosylmethionone are 
possible in principle (Free Hint: there are 5 stereogenic
centers): mediummedium
S-Adenosylmethionone

8
16
32
None of the Above


6. (R)-(+)-Glyceraldehyde:mediummedium

(R)-(+)-Glyceraldehyde

is levorotary
rotates plane-polarized light in a counterclockwise direction
rotates plane-polarized light in a clockwise direction
is racemic


7. What is the stereochemistry of the following compound:mediummedium

2-Bromopropane

R
S
Meso
Not Chiral


8. Would the following compound have an enantiomer:hardhardhard

Bipehnyl
Yes
No

9. Is the following compound meso:hardhardhard

Norbornene
Yes
No

10. Does the following compound rotate plane-polarized 
light:extremely hardextremely hardextremely hardextremely hard

Is it chiral?
Yes
No

  

**Note: Grader will only explain incorrect answers**

Grading Scale
A 80-100 Outstanding
B 70-79 Very Good
C 60-69 Average
D 50-59 Below Average
F Below 50 Failing

 


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