Question 1

Many amines with useful medicinal properties are sold as their ammonium salts.

Accepted Answer

A) True 
 B)False  True

Question 2

The name of the compound below is N,N-diethylcyclohexanamide.

Accepted Answer

A) True 
 B)False  False

Question 3

Which compound is the most soluble in water?

Accepted Answer

A) Trihexylamine 
B) N-ethyl-1-heptanamine 
C) Dibutylamine 
D) N-ethyl-1-pentanammonium bromide 
A) Trihexylamine 
B) N-ethyl-1-heptanamine 
C) Dibutylamine 
D) N-ethyl-1-pentanammonium bromide D

Question 4

Which amine has the highest boiling point?

Accepted Answer

A) CH3(CH2)5CH2NH2 
B) CH3CH2CH2N(CH2CH2CH2CH3)2 
C) CH3CH2CH2CH2CH2NHCH2CH3 
D) All of the amines are expected to have a similar boiling point. 
A) CH3(CH2)5CH2NH2 
B) CH3CH2CH2N(CH2CH2CH2CH3)2 
C) CH3CH2CH2CH2CH2NHCH2CH3 
D) All of the amines are expected to have a similar boiling point.

Question 5

Which of the following properly represents how methamphetamine,drawn below,reacts with a strong acid?

Accepted Answer

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

Question 6

In what way may drugs be used to affect neurotransmitters?

Accepted Answer

A) A drug may prevent the binding of a neurotransmitter to a receptor. 
B) A drug may increase the amount of neurotransmitter released. 
C) A drug may prevent the release of a neurotransmitter. 
D) A drug may affect the degradation of a neurotransmitter. 
E) Drugs may affect neurotransmitters using all of the mechanisms listed. 
A) A drug may prevent the binding of a neurotransmitter to a receptor. 
B) A drug may increase the amount of neurotransmitter released. 
C) A drug may prevent the release of a neurotransmitter. 
D) A drug may affect the degradation of a neurotransmitter. 
E) Drugs may affect neurotransmitters using all of the mechanisms listed.

Question 7

The hormone epinephrine is commonly called noradrenaline.

Accepted Answer

A) True 
 B)False

Question 8

Nicotine (structure shown)is a derivative of 2-phenylethylamine.

Accepted Answer

A) True 
 B)False

Question 9

What is the IUPAC name of the compound shown below?

Accepted Answer

A) Butylheptylamine 
B) N-4-heptyl-1-butanamine 
C) N-butyl-4-heptanamine 
D) Dibutylpropylamine 
A) Butylheptylamine 
B) N-4-heptyl-1-butanamine 
C) N-butyl-4-heptanamine 
D) Dibutylpropylamine

Question 10

The compound below is a tertiary amide.

Accepted Answer

A) True 
 B)False

Question 11

What are the small packets that store neurotransmitters?

Accepted Answer

A) Dendrites 
B) Synapses 
C) Axons 
D) Vesicles 
A) Dendrites 
B) Synapses 
C) Axons 
D) Vesicles

Question 12

Hygrine (structure shown)is an alkaloid found mainly in coca leaves. What type of nitrogen heterocycle is present in hygrine?

Accepted Answer

A) Pyridine 
B) Pyrrole 
C) Pyrrolidine 
D) Piperidine 
A) Pyridine 
B) Pyrrole 
C) Pyrrolidine 
D) Piperidine

Question 13

The IUPAC name of the compound below is dimethylammonia iodide.

Accepted Answer

A) True 
 B)False

Question 14

How many chirality centers are present in the amine shown below?

Accepted Answer

A) 0 
B) 1 
C) 3 
D) 7 
A) 0 
B) 1 
C) 3 
D) 7

Question 15

Spermine (structure shown)is a compound isolated from sperm. Which of the following statements correctly describes an aqueous solution of spermine? NH2(CH2)3NH(CH2)4NH(CH2)3NH2

Accepted Answer

A) The pH of the solution would be equal to that of pure water. 
B) The hydronium ion concentration in the solution would be greater than that in pure water. 
C) The hydroxide ion concentration in the solution would be greater than that in pure water. 
D) The solution would be acidic. 
A) The pH of the solution would be equal to that of pure water. 
B) The hydronium ion concentration in the solution would be greater than that in pure water. 
C) The hydroxide ion concentration in the solution would be greater than that in pure water. 
D) The solution would be acidic.

Question 16

Strychnine (structure shown)is a very toxic alkaloid used as a pesticide. There are two amine groups in strychnine.

Accepted Answer

A) True 
 B)False

Question 17

Cyclohexylammonium fluoride is soluble in water.

Accepted Answer

A) True 
 B)False

Question 18

The conversion of an amine to an ammonium salt is an irreversible process.

Accepted Answer

A) True 
 B)False

Question 19

Norepinephrine is an important neurotransmitter. Classify the amine in norepinephrine.

Accepted Answer

A) 1o 
B) 2o 
C) 3o 
D) 4o 
E) This amine is impossible to classify. 
A) 1o 
B) 2o 
C) 3o 
D) 4o 
E) This amine is impossible to classify.

Question 20

What is the long stem that protrudes from a cell body at one end and ends in numerous small filaments at its opposite end?

Accepted Answer

A) A dendrite 
B) A synapse 
C) An axon 
D) A vesicle 
A) A dendrite 
B) A synapse 
C) An axon 
D) A vesicle

Exam 18: Amines and Neurotransmitters

Many amines with useful medicinal properties are sold as their ammonium salts.

The name of the compound below is N,N-diethylcyclohexanamide.

Which compound is the most soluble in water?

Which amine has the highest boiling point?

Which of the following properly represents how methamphetamine,drawn below,reacts with a strong acid?

In what way may drugs be used to affect neurotransmitters?

The hormone epinephrine is commonly called noradrenaline.

Nicotine (structure shown)is a derivative of 2-phenylethylamine.

What is the IUPAC name of the compound shown below?

The compound below is a tertiary amide.

What are the small packets that store neurotransmitters?

Hygrine (structure shown)is an alkaloid found mainly in coca leaves. What type of nitrogen heterocycle is present in hygrine?

The IUPAC name of the compound below is dimethylammonia iodide.

How many chirality centers are present in the amine shown below?

Spermine (structure shown)is a compound isolated from sperm. Which of the following statements correctly describes an aqueous solution of spermine? NH2(CH2)3NH(CH2)4NH(CH2)3NH2

Strychnine (structure shown)is a very toxic alkaloid used as a pesticide. There are two amine groups in strychnine.

Cyclohexylammonium fluoride is soluble in water.

The conversion of an amine to an ammonium salt is an irreversible process.

Norepinephrine is an important neurotransmitter. Classify the amine in norepinephrine.

What is the long stem that protrudes from a cell body at one end and ends in numerous small filaments at its opposite end?

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

The Three-Dimensional Shape of Molecules

Aldehydes and Ketones

Carboxylic Acids,esters,and Amides

Lipids

Carbohydrates

Amino Acids,proteins,and Enzymes

Nucleic Acids and Protein Synthesis

Metabolism and Energy Production

Carbohydrate,lipid,and Protein Metabolism

Filters

Spermine (structure shown)is a compound isolated from sperm. Which of the following statements correctly describes an aqueous solution of spermine? NH₂(CH₂)₃NH(CH₂)₄NH(CH₂)₃NH₂