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Chapter 7 practice exam

Chapter 7 practice exam - Chapter 7 Stereochemistry Student...

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Chapter 7 Stereochemistry Student: ___________________________________________________________________________ 1. Which of the molecules below are chiral? A. only II B. only III C. I and III D. II and III 2. Which of the molecules below are chiral?
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3. Identify the chiral compound(s) below. 4. Which of the following molecules are chiral? 5. How many stereogenic centers are there in the following molecule? A. only 1 B. two C. three D. four
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6. How many stereogenic centers are there in the following molecule? 7. Give the configurations, respectively, of the following two molecules. 8. Give the configurations, respectively, of the following two molecules.
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9. Which one of the following groups has the highest rank as assigned by the Cahn-Ingold-Prelog system for stereogenic carbons? A. –CH=CH 2 B. –CH 2 OH C. –CH=O D. –CH 2 SH 10. Give the configurations of carbons 1 and 2, respectively, in the structure shown below. 11. What is the IUPAC name of the following compound? 12. Which of the following statements are true? I. If a molecule has a plane of symmetry it is achiral. II. If a molecule has a center of symmetry it is achiral. III. If a molecule has one stereogenic center it is chiral.
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13. What is the relationship between the following two molecules? A. identical B. enantiomers C. diastereomers D. constitutional isomers
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