Question 1

Why is the bond between N and H in amines a polar bond?

Accepted Answer

A) Hydrogen is more electronegative. 
B) Nitrogen is more electropositive. 
C) Nitrogen is more electronegative. 
D) Hydrogen is electrophilic. 
E) Nitrogen is electrophilic. 
A) Hydrogen is more electronegative. 
B) Nitrogen is more electropositive. 
C) Nitrogen is more electronegative. 
D) Hydrogen is electrophilic. 
E) Nitrogen is electrophilic.

Question 2

What compound is produced by the reduction of the amide shown below?

Accepted Answer

A) ammonia 
B) ethylmethylamine 
C) methylpropylamine 
D) methylamine 
E) butylamine 
A) ammonia 
B) ethylmethylamine 
C) methylpropylamine 
D) methylamine 
E) butylamine

Question 3

What two products are formed in the hydrolysis reaction shown below?

Accepted Answer

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

Question 4

Amides may be prepared by which of the following methods?

Accepted Answer

A) the reaction of an acid chloride with an amine 
B) the reaction of an acid anhydride with ammonia 
C) the reaction of a carboxylic acid and a nitrate 
D) the reaction of a carboxylic acid and an ammonium salt 
E) Both the reaction of an acid chloride with an amine and the reaction of an acid anhydride with ammonia are correct. 
A) the reaction of an acid chloride with an amine 
B) the reaction of an acid anhydride with ammonia 
C) the reaction of a carboxylic acid and a nitrate 
D) the reaction of a carboxylic acid and an ammonium salt 
E) Both the reaction of an acid chloride with an amine and the reaction of an acid anhydride with ammonia are correct.

Question 5

When heated up with propanoyl chloride, which of the following nitrogen-containing compounds would NOT result in an amide?

Accepted Answer

A) triethylamine 
B) aniline 
C) ammonia 
D) dibutylamine 
E) methylamine 
A) triethylamine 
B) aniline 
C) ammonia 
D) dibutylamine 
E) methylamine

Question 6

What is the IUPAC name of the simplest amine?

Accepted Answer

A) ammonia 
B) ethamine 
C) methamine 
D) methanamine 
E) formamine 
A) ammonia 
B) ethamine 
C) methamine 
D) methanamine 
E) formamine

Question 7

Which synthetic amine compounds stimulate the central nervous system and are often used in diet pills?

Accepted Answer

A) nitrates 
B) serotonins 
C) epinephrines 
D) amphetamines 
E) barbiturates 
A) nitrates 
B) serotonins 
C) epinephrines 
D) amphetamines 
E) barbiturates

Question 8

What type of product results from the neutralization reaction between an alkylamine and an acid such as HCl?

Accepted Answer

A) an amine 
B) an amide 
C) an alkylammonium salt 
D) ammonia 
E) ammonium chloride 
A) an amine 
B) an amide 
C) an alkylammonium salt 
D) ammonia 
E) ammonium chloride

Question 9

Amines react with water to form alkylammonium salts.

Accepted Answer

A) True 
 B)False

Question 10

Which of the following is NOT a neurotransmitter in the human body?

Accepted Answer

A) serotonin 
B) acetylcholine 
C) histamine 
D) aspartame 
E) epinephrine 
A) serotonin 
B) acetylcholine 
C) histamine 
D) aspartame 
E) epinephrine

Question 11

What is the IUPAC name of the product formed by the reduction of methanamide?

Accepted Answer

A) N-methylmethanamine 
B) methanamine 
C) ammonia 
D) N-methylamine 
E) ammonia methane 
A) N-methylmethanamine 
B) methanamine 
C) ammonia 
D) N-methylamine 
E) ammonia methane

Question 12

What is the IUPAC name of the following compound?

Accepted Answer

A) ethanamide 
B) acetamide 
C) methanamide 
D) formamide 
E) N-methanamide 
A) ethanamide 
B) acetamide 
C) methanamide 
D) formamide 
E) N-methanamide

Question 13

How many hydrogen atoms are directly attached to the nitrogen atom of a tertiary amine?

Accepted Answer

A) 0 
B) 1 
C) 2 
D) 3 
E) 4 
A) 0 
B) 1 
C) 2 
D) 3 
E) 4

Question 14

A chemist needs to reflux a reaction mixture at high temperature.This requires the use of a high-boiling organic solvent.Of the following solvents available for use, which would have the highest boiling point?

Accepted Answer

A)    
B)    
C)    
D)    
E) NH3 
A)    
B)    
C)    
D)    
E) NH3

Question 15

What product is formed when the amide below is hydrolyzed by a strong base?

Accepted Answer

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

Question 16

Lidocaine is used as a local anesthetic and a cardiac depressant.When Lidocaine is administered, it is administered as the alkylammonium salt Lidocaine HCl.Why is the alkylammonium salt, rather than the free amine, used?

Accepted Answer

A) The alkylammonium salt has a higher solubility in water and bodily fluids than the free amine. 
B) The alkylammonium salt is not as addictive as the free amine. 
C) The alkylammonium salt is more basic than the free amine. 
D) The alkylammonium salt is a gas at room temperature and can be readily inhaled. 
E) None of these are correct. 
A) The alkylammonium salt has a higher solubility in water and bodily fluids than the free amine. 
B) The alkylammonium salt is not as addictive as the free amine. 
C) The alkylammonium salt is more basic than the free amine. 
D) The alkylammonium salt is a gas at room temperature and can be readily inhaled. 
E) None of these are correct.

Question 17

Purine and pyrimidine rings are found in DNA.

Accepted Answer

A) True 
 B)False

Question 18

What acid chloride is required to form the amide shown below?

Accepted Answer

A) butylammonium chloride 
B) propanoyl chloride 
C) propylammonium chloride 
D) butanoyl chloride 
E) HCl 
A) butylammonium chloride 
B) propanoyl chloride 
C) propylammonium chloride 
D) butanoyl chloride 
E) HCl

Question 19

Serotonin is a neurotransmitter.

Accepted Answer

A) True 
 B)False

Question 20

Which of the following is NOT a medical use of amphetamines?

Accepted Answer

A) appetite suppressant 
B) antihistamine 
C) antidepressant 
D) treatment of epilepsy 
E) diet pills 
A) appetite suppressant 
B) antihistamine 
C) antidepressant 
D) treatment of epilepsy 
E) diet pills

Exam 15: Amines and Amides

Why is the bond between N and H in amines a polar bond?

What compound is produced by the reduction of the amide shown below?

What two products are formed in the hydrolysis reaction shown below?

Amides may be prepared by which of the following methods?

When heated up with propanoyl chloride, which of the following nitrogen-containing compounds would NOT result in an amide?

What is the IUPAC name of the simplest amine?

Which synthetic amine compounds stimulate the central nervous system and are often used in diet pills?

What type of product results from the neutralization reaction between an alkylamine and an acid such as HCl?

Amines react with water to form alkylammonium salts.

Which of the following is NOT a neurotransmitter in the human body?

What is the IUPAC name of the product formed by the reduction of methanamide?

What is the IUPAC name of the following compound?

How many hydrogen atoms are directly attached to the nitrogen atom of a tertiary amine?

A chemist needs to reflux a reaction mixture at high temperature.This requires the use of a high-boiling organic solvent.Of the following solvents available for use, which would have the highest boiling point?

What product is formed when the amide below is hydrolyzed by a strong base?

Lidocaine is used as a local anesthetic and a cardiac depressant.When Lidocaine is administered, it is administered as the alkylammonium salt Lidocaine HCl.Why is the alkylammonium salt, rather than the free amine, used?

Purine and pyrimidine rings are found in DNA.

What acid chloride is required to form the amide shown below?

Serotonin is a neurotransmitter.

Which of the following is NOT a medical use of amphetamines?

Chemistry:methods and Measurement

The Structure of the Atom and the Periodic Table

Structure and Properties of Ionic and Covalent Compounds

Calculations, Chemical Changes, and the Chemical Equation

States of Matter- Gases, Liquids, and Solids

Solutions

Energy, Rate and Equilibrium

Acids and Bases

The Nucleus, Radioactivity, and Nuclear Medicine

An Introduction to Organic Chemistry- the Saturated Hydrocarbons

The Unsaturated Hydrocarbons- Alkenes, Alkynes, and Aromatics

Alcohols, Phenols, Thiols, and Ethers

Aldehydes and Ketones

Carboxylic Acids and Carboxylic Acid Derivatives

Carbohydrates

Lipids and Their Functions in Biochemical Systems

Protein Structure and Function

Enzymes

Introduction to Molecular Genetics

Carbohydrate Metabolism

Aerobic Respiration and Energy Production

Fatty Acid Metabolism

Filters