Question 1

Which of these molecules has the lowest boiling point?

Accepted Answer

A) a 
B) b 
C) c 
D) d 
E) e 
A) a 
B) b 
C) c 
D) d 
E) e

Question 2

Which of the following organic molecules contains at least one functional group?

Accepted Answer

A)  All of these molecules contain at least one functional group. 
B)  All of these molecules except I contain at least one functional group. 
C)  Molecules II, III, and IV contain at least one functional group. 
D)  Only molecules III and IV contain a functional group. 
E)  None of these molecules contain a functional group. 
A)  All of these molecules contain at least one functional group. 
B)  All of these molecules except I contain at least one functional group. 
C)  Molecules II, III, and IV contain at least one functional group. 
D)  Only molecules III and IV contain a functional group. 
E)  None of these molecules contain a functional group.

Question 3

Which functional groups are in the following molecule of aspirin?

Accepted Answer

A)  a benzene ring, an ester, a ketone, and an alcohol 
B)  a benzene ring, two ketones, an ether, and an alcohol 
C)  a benzene ring, a carboxylic acid, an ether, and a ketone 
D)  a benzene ring, a carboxylic acid, and an ester 
E)  a phenol, two ketones, and an alcohol 
A)  a benzene ring, an ester, a ketone, and an alcohol 
B)  a benzene ring, two ketones, an ether, and an alcohol 
C)  a benzene ring, a carboxylic acid, an ether, and a ketone 
D)  a benzene ring, a carboxylic acid, and an ester 
E)  a phenol, two ketones, and an alcohol

Question 4

Methadone, a drug used to aid in the withdrawal from heroin, contains several functional groups. Which functional group is NOT found in methadone?

Accepted Answer

A)    two benzene rings 
B)  a tertiary amine 
C)  a ketone 
D)  an aldehyde 
E)  Neither a tertiary amine nor an aldehyde is found in methadone. 
A)    two benzene rings 
B)  a tertiary amine 
C)  a ketone 
D)  an aldehyde 
E)  Neither a tertiary amine nor an aldehyde is found in methadone.

Question 5

Which of the following diagrams best illustrates the interaction of dimethyl ether with water? Note that dashed lines indicate intermolecular forces of attraction.

Accepted Answer

A) a 
B) b 
C) c 
D) d 
E) e 
A) a 
B) b 
C) c 
D) d 
E) e

Question 6

Which of the following biomolecules contains three ester functional groups?

Accepted Answer

A) a 
B) b 
C) c 
D) d 
E) e 
A) a 
B) b 
C) c 
D) d 
E) e

Question 7

The following statements refer to the differences and similarities between an amide and an amine. Which one of these statements is FALSE?

Accepted Answer

A)  An amide has a carbonyl next to the nitrogen, and an amine does not. 
B)  An amide forms an ion, while an amine does not. 
C)  Both an amide and an amine contain a nitrogen. 
D)  Amides and amines have different chemical properties. 
E)  The nitrogen in both amines and amides can be attached to one, two, or three carbons. 
A)  An amide has a carbonyl next to the nitrogen, and an amine does not. 
B)  An amide forms an ion, while an amine does not. 
C)  Both an amide and an amine contain a nitrogen. 
D)  Amides and amines have different chemical properties. 
E)  The nitrogen in both amines and amides can be attached to one, two, or three carbons.

Question 8

An arrow is pointing to the oxygen of the alcohol. What is the C-O-H bond angle?

Accepted Answer

A)  90° 
B)  109.5° 
C)  120° 
D)  180° 
E)  270° 
A)  90° 
B)  109.5° 
C)  120° 
D)  180° 
E)  270°

Question 9

In which structure below is the parent chain numbered correctly?

Accepted Answer

A)   
B)   
C)   
D)   
E)   
A)   
B)   
C)   
D)   
E)

Question 10

Which of the following statements does NOT describe functional groups?

Accepted Answer

A)  A functional group must contain a heteroatom. 
B)  Functional groups are groups of atoms that have characteristic reactivity. 
C)  Functional groups are groups of atoms that have characteristic physical properties. 
D)  Functional groups are characteristic arrangements of atoms and bonds. 
E)  Carbon-carbon single bonds are not normally considered functional groups. 
A)  A functional group must contain a heteroatom. 
B)  Functional groups are groups of atoms that have characteristic reactivity. 
C)  Functional groups are groups of atoms that have characteristic physical properties. 
D)  Functional groups are characteristic arrangements of atoms and bonds. 
E)  Carbon-carbon single bonds are not normally considered functional groups.

Question 11

Which statement best describes why ethers have lower boiling points than alcohols of the same molecular weight?

Accepted Answer

A)  Ethers cannot hydrogen bond to one another. 
B)  Alcohols cannot hydrogen bond to one another. 
C)  Ethers can hydrogen bond with water. 
D)  Alcohols can hydrogen bond with water. 
E)  Ethers cannot hydrogen bond with water. 
A)  Ethers cannot hydrogen bond to one another. 
B)  Alcohols cannot hydrogen bond to one another. 
C)  Ethers can hydrogen bond with water. 
D)  Alcohols can hydrogen bond with water. 
E)  Ethers cannot hydrogen bond with water.

Question 12

What is the parent chain name of the following molecule?

Accepted Answer

A)  hexan-1-ol 
B)  pentan-1-ol 
C)  pentan-5-ol 
D)  hexan-6-ol 
E)  hexan-2-ol 
A)  hexan-1-ol 
B)  pentan-1-ol 
C)  pentan-5-ol 
D)  hexan-6-ol 
E)  hexan-2-ol

Question 13

What is the structure of polyatomic cation formed when methylamine removes a hydrogen ion (H+) from water?

Accepted Answer

A) a 
B) b 
C) c 
D) d 
E) e 
A) a 
B) b 
C) c 
D) d 
E) e

Question 14

What is the molecular shape around the oxygen atom?

Accepted Answer

A)  bent 
B)  trigonal planar 
C)  trigonal pyramidal 
D)  tetrahedral 
E)  linear 
A)  bent 
B)  trigonal planar 
C)  trigonal pyramidal 
D)  tetrahedral 
E)  linear

Question 15

Glucose is an example of a(n)

Accepted Answer

A)  diol. 
B)  triol. 
C)  polyol. 
D)  ether. 
E)  phenol. 
A)  diol. 
B)  triol. 
C)  polyol. 
D)  ether. 
E)  phenol.

Question 16

Which of the following statements about phosphate groups is FALSE?

Accepted Answer

A)  Phosphate esters are found in DNA. 
B)  Phosphoric acid and its derivatives have an expanded octet. 
C)  Phosphate groups can be linked together through phosphoanhydride bonds. 
D)  The phosphorous in a phosphate ester is trigonal planar. 
E)  Making and breaking phosphoanhydride bonds is a component of storing and transferring energy in the cell. 
A)  Phosphate esters are found in DNA. 
B)  Phosphoric acid and its derivatives have an expanded octet. 
C)  Phosphate groups can be linked together through phosphoanhydride bonds. 
D)  The phosphorous in a phosphate ester is trigonal planar. 
E)  Making and breaking phosphoanhydride bonds is a component of storing and transferring energy in the cell.

Question 17

Which of the amino acids does not contain a center of chirality?

Accepted Answer

A) a 
B) b 
C) c 
D) d 
E) e 
A) a 
B) b 
C) c 
D) d 
E) e

Question 18

Which statement best describes the relationship between the following two molecules?

Accepted Answer

A)  They react in the same way. 
B)  They have the same boiling point. 
C)  They have the same solubility. 
D)  They are isomers. 
E)  All of the above 
A)  They react in the same way. 
B)  They have the same boiling point. 
C)  They have the same solubility. 
D)  They are isomers. 
E)  All of the above

Question 19

What is the IUPAC name of CH3CH2OCH3?

Accepted Answer

A)  butyl ether 
B)  2-propylether 
C)  ethoxymethane 
D)  methyl ether 
E)  methoxyethane 
A)  butyl ether 
B)  2-propylether 
C)  ethoxymethane 
D)  methyl ether 
E)  methoxyethane

Question 20

Adrenaline is responsible for the body's "fight or flight" response. Taking amphetamines results in a similar response. Which of the following statements best explains this observation?

Accepted Answer

A)  Adrenaline and amphetamine are both metabolized in the same way because they have similar structures. 
B)  Adrenaline and amphetamine both bind to the same receptor because they have similar structures. 
C)  Amphetamine replaces adrenaline in important biosynthetic pathways. 
D)  There are two different pathways for the "fight or flight" response. Adrenaline activates one and amphetamine activates the other. 
E)  No one understands why this occurs. 
A)  Adrenaline and amphetamine are both metabolized in the same way because they have similar structures. 
B)  Adrenaline and amphetamine both bind to the same receptor because they have similar structures. 
C)  Amphetamine replaces adrenaline in important biosynthetic pathways. 
D)  There are two different pathways for the "fight or flight" response. Adrenaline activates one and amphetamine activates the other. 
E)  No one understands why this occurs.

Which of these molecules has the lowest boiling point?

Which of the following organic molecules contains at least one functional group?

Which functional groups are in the following molecule of aspirin?

Methadone, a drug used to aid in the withdrawal from heroin, contains several functional groups. Which functional group is NOT found in methadone?

Which of the following diagrams best illustrates the interaction of dimethyl ether with water? Note that dashed lines indicate intermolecular forces of attraction.

Which of the following biomolecules contains three ester functional groups?

The following statements refer to the differences and similarities between an amide and an amine. Which one of these statements is FALSE?

An arrow is pointing to the oxygen of the alcohol. What is the C-O-H bond angle?

In which structure below is the parent chain numbered correctly?

Which of the following statements does NOT describe functional groups?

Which statement best describes why ethers have lower boiling points than alcohols of the same molecular weight?

What is the parent chain name of the following molecule?

What is the structure of polyatomic cation formed when methylamine removes a hydrogen ion (H⁺) from water?

What is the molecular shape around the oxygen atom?

Glucose is an example of a(n)

Which of the following statements about phosphate groups is FALSE?

Which of the amino acids does not contain a center of chirality?

Which statement best describes the relationship between the following two molecules?

What is the IUPAC name of CH₃CH₂OCH₃?

Adrenaline is responsible for the body's "fight or flight" response. Taking amphetamines results in a similar response. Which of the following statements best explains this observation?

Measuring Matter and Energy

Atomic Structure and Nuclear Radiation

Compounds and Molecules

Chemical Quantities and Chemical Reactions

Changes of State and the Gas Laws

Organic Chemistry: Hydrocarbons

Solutions, Colloids and Membranes

Acids and Bases

The Reactions of Organic Functional Groups in Biochemistry

Carbohydrates: Structure and Function

Lipids: Structure and Function

Proteins: Structure and Function

Nucleotides and Nucleic Acids

Energy and Metabolism

Filters

Exam 7: Organic Chemistry and Biomolecules

Which of these molecules has the lowest boiling point?

Which of the following organic molecules contains at least one functional group?

Which functional groups are in the following molecule of aspirin?

Methadone, a drug used to aid in the withdrawal from heroin, contains several functional groups. Which functional group is NOT found in methadone?

Which of the following diagrams best illustrates the interaction of dimethyl ether with water? Note that dashed lines indicate intermolecular forces of attraction.

Which of the following biomolecules contains three ester functional groups?

The following statements refer to the differences and similarities between an amide and an amine. Which one of these statements is FALSE?

An arrow is pointing to the oxygen of the alcohol. What is the C-O-H bond angle?

In which structure below is the parent chain numbered correctly?

Which of the following statements does NOT describe functional groups?

Which statement best describes why ethers have lower boiling points than alcohols of the same molecular weight?

What is the parent chain name of the following molecule?

What is the structure of polyatomic cation formed when methylamine removes a hydrogen ion (H+) from water?

What is the molecular shape around the oxygen atom?

Glucose is an example of a(n)

Which of the following statements about phosphate groups is FALSE?

Which of the amino acids does not contain a center of chirality?

Which statement best describes the relationship between the following two molecules?

What is the IUPAC name of CH3CH2OCH3?

Adrenaline is responsible for the body's "fight or flight" response. Taking amphetamines results in a similar response. Which of the following statements best explains this observation?

Measuring Matter and Energy

Atomic Structure and Nuclear Radiation

Compounds and Molecules

Chemical Quantities and Chemical Reactions

Changes of State and the Gas Laws

Organic Chemistry: Hydrocarbons

Solutions, Colloids and Membranes

Acids and Bases

The Reactions of Organic Functional Groups in Biochemistry

Carbohydrates: Structure and Function

Lipids: Structure and Function

Proteins: Structure and Function

Nucleotides and Nucleic Acids

Energy and Metabolism

Filters

What is the structure of polyatomic cation formed when methylamine removes a hydrogen ion (H⁺) from water?

What is the IUPAC name of CH₃CH₂OCH₃?