Exam 15: The Three-Dimensional Shape of Molecules

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Propranol, shown below, is a chiral compound that exists as a pair of enantiomers. One enantiomer is used to treat irregular heartbeats, and the other enantiomer is used as a contraceptive. Identify the chirality center(s)in Propranol.

(Multiple Choice)

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Question 61

The Fischer projection shown on the right properly represents the ball and stick model of the compound shown on the left.

(True/False)

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Question 62

Which is NOT another name for a chirality center?

(Multiple Choice)

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Question 63

Propranol, shown below, is a chiral compound that exists as a pair of enantiomers. One enantiomer is used to treat irregular heartbeats, and the other enantiomer is used as a contraceptive. Identify the chirality center(s)in Propranol.

(Multiple Choice)

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Question 64

The amino acid alanine found in the proteins of the body has a melting point of 297 °C and a specific rotation of +8.5. The enantiomer of alanine would have a melting point of -297 °C and a specific rotation of -8.5.

(True/False)

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Question 65

How many diastereomers can a chiral stereoisomer have?

(Multiple Choice)

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Question 66

A compound with one chirality center exists as a pair of enantiomers.

(True/False)

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Question 67

The compound 3-methylcyclopentanol contains one chirality center.

(True/False)

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Question 68

How are the two compounds below related to each other?

(Multiple Choice)

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Question 69

Which, if any, of the labeled carbon atoms in the compound below is a chirality center?

(Multiple Choice)

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Question 70

Which statement concerning stereochemistry is incorrect?

(Multiple Choice)

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Question 71

Chiral compounds rotate plane polarized light. A compound with the ability to rotate plane polarized light is referred to as being _____.

(Short Answer)

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Question 72

Compounds related as constitutional isomers have

(Multiple Choice)

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Question 73

Another term in common use for a chirality center is an asymmetric carbon.

(True/False)

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Question 74

The two structures shown below represent identical molecules.

(True/False)

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Question 75

The drug Thalidomide was

(Multiple Choice)

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Question 76

Which molecule is chiral?

(Multiple Choice)

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Question 77

The specific rotation of pure cholesterol was measured to be -32. Based on this information, which statement concerning cholesterol is NOT true?

(Multiple Choice)

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Question 78

The Fischer projection shown to the right represents the enantiomer of the three-dimensional structure to the left.

(True/False)

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Question 79

Aspartame contains two chirality centers.

(True/False)

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Question 80

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Exam 15: The Three-Dimensional Shape of Molecules

Propranol, shown below, is a chiral compound that exists as a pair of enantiomers. One enantiomer is used to treat irregular heartbeats, and the other enantiomer is used as a contraceptive. Identify the chirality center(s)in Propranol.

The Fischer projection shown on the right properly represents the ball and stick model of the compound shown on the left.

Which is NOT another name for a chirality center?

Propranol, shown below, is a chiral compound that exists as a pair of enantiomers. One enantiomer is used to treat irregular heartbeats, and the other enantiomer is used as a contraceptive. Identify the chirality center(s)in Propranol.

The amino acid alanine found in the proteins of the body has a melting point of 297 °C and a specific rotation of +8.5. The enantiomer of alanine would have a melting point of -297 °C and a specific rotation of -8.5.

How many diastereomers can a chiral stereoisomer have?

A compound with one chirality center exists as a pair of enantiomers.

The compound 3-methylcyclopentanol contains one chirality center.

How are the two compounds below related to each other?

Which, if any, of the labeled carbon atoms in the compound below is a chirality center?

Which statement concerning stereochemistry is incorrect?

Chiral compounds rotate plane polarized light. A compound with the ability to rotate plane polarized light is referred to as being _____.

Compounds related as constitutional isomers have

Another term in common use for a chirality center is an asymmetric carbon.

The two structures shown below represent identical molecules.

The drug Thalidomide was

Which molecule is chiral?

The specific rotation of pure cholesterol was measured to be -32. Based on this information, which statement concerning cholesterol is NOT true?

The Fischer projection shown to the right represents the enantiomer of the three-dimensional structure to the left.

Aspartame contains two chirality centers.

Matter and Measurement

Atoms and the Periodic Table

Ionic Compounds

Covalent Compounds

Chemical Reactions

Energy Changes, Reaction Rates, and Equilibrium

Gases, Liquids, and Solids

Solutions

Acids and Bases

Nuclear Chemistry

Introduction to Organic Molecules and Functional Groups

Alkanes

Unsaturated Hydrocarbons

Organic Compounds That Contain Oxygen, Halogen, or Sulfur

Aldehydes and Ketones

Carboxylic Acids, Esters, and Amides

Amines and Neurotransmitters

Lipids

Carbohydrates

Amino Acids, Proteins, and Enzymes

Nucleic Acids and Protein Synthesis

Digestion and the Conversion of Food Into Energy

Carbohydrate, Lipid, and Protein Metabolism

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