Deck 16: Amines and Amides

Question 1

Some amine drugs are administered in the form of salts in order to

A)make them form into pills more easily.
B)make them taste better.
C)make them more basic.
D)make them more soluble in body fluids.

Answer 1

make them more soluble in body fluids.

Question 2

The proper name for 2-amino-3-methylpropane is

A)2-aminobutane
B)isobutylamine
C)sec-butylamine
D)t-butylamine

Answer 2

t-butylamine

Question 3

Amines function chemically as organic _____.

A)acids
B)bases
C)salts
D)more than one response is correct

Answer 3

bases

Question 4

What is the correct name for the following compound?  

A)1-amino-2-phenylhexane
B)2-amino-4-phenylhexane
C)3-amino-2-phenylhexane
D)5-amino-3-phenylhexane

Question 5

What is an antihistamine?

A)a molecule that replaces histamines in the body
B)an amine produced from the benzene ring
C)a molecule with a structure similar to histamine
D)More than one of the responses is correct.

Question 6

Which statement referring to hay fever is correct?

A)The fever that accompanies this condition can be controlled with antihistamines.
B)The condition is due to an allergy to such substances as pollen, mites, pet fur, etc.
C)Hay fever is a condition that is more common on the farm than elsewhere.
D)The hay fever condition can be communicated from some person to others.

Question 7

The following amine  is a ____ amine.

A)primary
B)secondary
C)tertiary
D)quaternary

Question 8

The reaction of CH₃CH₂NH₃⁺  Cl ⁻ with aqueous sodium hydroxide will give an organic product of ____.

A)CH₃ − CH₂ − NH₃⁺ OH ⁻
B)CH₃ − CH₂ − NH − CH₃
C)CH₃ − CH₂ − NH₂
D)CH₃ − CH₂ − NH − OH

Question 9

Which of the following is the best representation for hydrogen bonding in methylamine, as indicated by a dashed line?

A)
B)
C)
D)

Question 10

Primary amines have boiling points slightly lower than those of ____ with comparable molecular weights.

A)alcohols
B)carboxylic acids
C)alkanes
D)tertiary alcohols

Question 11

Which compound is a secondary amine?

A)(CH₃)₂NCH₂CH₃
B)NH₂CH₂CH₃
C)CH₂CH(NH₂)CH₃
D)CH₃NHCHO

Question 12

What are the products of this reaction?

A)
B)
C)
D)

Question 13

Which of the following amines can form hydrogen bonds with water?

A)primary and secondary
B)just tertiary
C)primary, secondary and tertiary
D)none of them

Question 14

Acetaminophen is an amide. What distinguishes the amides from other classes of compounds?

A)The amides are the most acidic in nature of the organic compounds.
B)Amides can be produced by the reaction of a carboxylic carbon and ammonia.
C)Amides form the only class of organic compounds that can bond directly to the benzene ring.
D)All of these responses are correct.

Question 15

The amine given shown is ______.  

A)primary
B)secondary
C)tertiary
D)quaternary

Question 16

Which of the following is the structure of 3-amino-3-methylpentane?

A)
B)
C)
D)

Question 17

What is the correct IUPAC name for the compound given below?

A)methylaniline
B)1-N-methylaniline
C)1-methylaniline
D)N -methylaniline

Question 18

Which of the following amines has the lowest boiling point?

A)
B)
C)
D)

Question 19

What is a characteristic of amines that is attributed to molecular size?

A)The larger amines have an odor like that of decaying fish.
B)The larger amines have a boiling point near room temperature.
C)The solid amines always have a branched chain structure.
D)Strong hydrogen bonding of the tertiary amines explains their boiling points.

Question 20

What is the correct IUPAC name for the following compound?  

A)N -methylaniline
B)2-methylaniline
C)1-methylaniline
D)1-methyl-2-aniline

Question 21

Which of the following four-carbon amides would be the least soluble in water?

A)simple amides
B)monosubstituted amides
C)disubstituted amides
D)all would be equally soluble

Question 22

An alkaloid used in treating malaria is _____.

A)histamine
B)quinine
C)atropine
D)nicotine

Question 23

The amide produced from pentanoic acid and ammonia is _____.

A)N -pentanamide
B)N -methylpentanamide
C)pentanoicamide
D)pentanamide

Question 24

Which of these amides has the lowest melting point?

A)
B)
C)
D)

Question 25

The alkaloid present in cola drinks is _____.

A)caffeine
B)nicotine
C)cocaine
D)dopamine

Question 26

Hydrolysis of an amide under basic conditions produces

A)a carboxylic acid and amine.
B)a carboxylate salt and amine salt.
C)a carboxylic acid and amine salt.
D)a carboxylate salt and amine.

Question 27

Amphetamines have structures similar to that of _____.

A)atropine
B)epinephrine
C)serotonin
D)lidocaine

Question 28

A substance which is used to constrict blood vessels in the vicinity where a local anesthetic is injected is _____.

A)dopamine
B)serotonin
C)epinephrine
D)N-methylamphetamine

Question 29

The IUPAC name for the compound shown is _______ .

A)N -methylpropionamide
B)N -methylpropanamide
C)1-methylpropanamide
D)2-butanamide

Question 30

What are the products of the reaction of the following reaction?

A)
B)
C)
D)

Question 31

Which of the following is the structure of 2-ethylbenzamide?

A)
B)
C)
D)

Question 32

An alkaloid used to reduce saliva flow in surgical patients is _____.

A)atropine
B)quinine
C)caffeine
D)codeine

Question 33

The IUPAC name for  is ______.

A)1-ethyl-2-methylpropanamide
B)1-ethylmethylpropanamide
C)N -ethyl- N -methylpropanamide
D)N -ethylmethylpropanamide

Question 34

Which of the following substances act as a neurotransmitter?

A)catechol
B)dopamine
C)norepinephrine
D)More than one response is correct.

Question 35

What are the products of the following hydrolysis?

A)
B)
C)
D)

Question 36

What is the product of the reaction?

A)
B)
C)
D)

Question 37

Amides are formed as a product of reactions between

A)carboxylic acids and alcohols.
B)carboxylic acids and amines.
C)aldehydes and alcohols.
D)amines and alcohols.

Question 38

The "fight or flight" hormone is _____.

A)epinephrine
B)amphetamine
C)serotonin
D)dopamine

Question 39

Which of the following properly shows the hydrogen bonding between amides?  (Note: A dashed line is used to represent a possible hydrogen bond.)

A)
B)
C)
D)

Question 40

An alkaloid present in some cough syrups is _____.

A)morphine
B)cocaine
C)codeine
D)methadone

Question 41

There are a number of the aspirin substitutes on the market today.  Like aspirin, many have analgesic, anti-inflammatory and antipyretic effects.  Which product listed below does NOT have an anti-inflammatory effect?

A)acetaminophen
B)ibuprofen
C)naproxen
D)ketoprofen

Question 42

Reacting an amine with an acid anhydride will produce?

A)an ammonium ion and OH ⁻
B)a salt
C)an amide plus HCl
D)an amide plus a carboxylic acid

Question 43

Which of the following medically important amides is used for the treatment of insomnia?

A)thiopental
B)amobarbital
C)diazepam
D)ampicillin

Question 44

Nylon, a polyamide, forms from the reaction of a diacid chloride and a ____.

A)amide
B)amine
C)diamide
D)diamine

Question 45

Proteins are polymers produced by linking together amino acids, where the amino group of one will react with the acid group of another. What type of functional group is produced?

A)anhydride
B)secondary amine
C)amide
D)ether

Question 46

Which of the following will be formed when a base is added to CH₃CH₂CH₂NH₃⁺?

A)CH₃CH₂CH₃
B)CH₃CH₂CH₂NH₄⁺
C)CH₃CH₂CH₂NH₂
D)No reaction occurs.

Question 47

Reacting an amine with HCl will produce?

A)an ammonium ion and OH ⁻
B)a salt
C)an amide plus HCl
D)an amide plus a carboxylic acid

Question 48

What is the product for the following reaction?

A)
B)
C)
D)

Question 49

Which of the following compounds is a tertiary amine?

A)
B)
C)
D)

Question 50

Benadryl, an over the counter antihistamine, has what base functional group?

A)amide
B)amine
C)alcohol
D)thiol

Question 51

Which of the following is not a neurotransmitter in the central nervous system?

A)dopamine
B)tryptophan
C)serotonin
D)norepinephrine

Question 52

Reacting an amine with an acid chloride will produce?

A)an ammonium ion and OH ⁻
B)a salt
C)an amide plus HCl
D)an amide plus a carboxylic acid

Question 53

A polyamide could be produced by the reaction of the compound shown below with which of the following? NH₂-CH₂-CH₂-CH₂-CH₂-NH₂

A)
B)
C)
D)

Question 54

The group of amines which serves an important role as bridge compounds in our central nervous system is called ______.

A)neurotransmitters
B)neurotics
C)neuronarcotics
D)neurogenics

Question 55

Which of the listed compounds could used to produce the following upon reaction with N -methylmethanamine?

A)
B)
C)
D)More than one answer is correct.

Question 56

Reacting an amine with water (H₂O)will produce?

A)an ammonium ion and OH ⁻
B)a salt
C)an amide plus HCl
D)an amide plus a carboxylic acid

Question 57

Which of the following has an odor that is associated with decaying flesh?

A)aniline
B)1,5-diaminopentane
C)hexamethylenediamine
D)1,2,4-triaminooctane

Question 58

Identify the amide bond in the following figure.   

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

Question 59

The following compound is an example of what class of compound?  

A)primary amine
B)tertiary amine
C)heterocyclic compound
D)pyrrole

Question 60

What is the common name for the chemical shown below ? CH₃-CH₂-CH₂-NH-CH₂-CH₃

A)pentylamine
B)aminoethylpropane
C)ethylpropylamine
D)N -propyl- N -ethylamine

Question 61

Acid anhydrides and acid chlorides will react with amines to form amides.

Question 62

The amines are very common organic compounds that behave as bases.

Question 63

The reason that amides are produced from acid chlorides is that the acid-amine reaction usually yields a salt, not an amide.

Question 64

Putrescine is an amine of relatively low molecular weight that has a terrible odor.

Question 65

t -Butylamine is a tertiary amine.

Question 66

Amines release the ammonium ion on hydrolysis.

Question 67

A tertiary amine is one that has one hydrogen bound to the nitrogen.

Question 68

Some of the amines have the ability to disinfect. The way in which Zephiran chloride works is to draw the moisture out of the cytoplasm of bacteria.

Question 69

Amine hydrochlorides are usually more soluble than the amine in water.

Question 70

Aniline is the starting block for many of the aromatic amines.

Question 71

Nitrogen-containing functional groups in medications are more common than other functional groups.

Question 72

The amine salts are ionic compounds.

Question 73

The molecules that serve as neurotransmitters are complex amides.

Question 74

The major reason that acetaminophen dissolved in water is used instead of aspirin is that it is more effective than aspirin.

Question 75

Amines are less basic than amides.

Question 76

Amines react readily with tertiary amines to form amides.

Question 77

Morphine sulfate is used as an anesthetic in preference to morphine.

Question 78

The amine salts tend to be less soluble than the amine.

Question 79

Antihistamines are amine compounds that are a cure for hay fever.

Question 80

1-amino-2-methylpropane is a secondary amine.