Question 1

Which of the following has the lowest boiling point?

Accepted Answer

A)  butane 
B)  1-propanamine 
C)  1-propanol 
D)  2-propanamine 
A)  butane 
B)  1-propanamine 
C)  1-propanol 
D)  2-propanamine

Question 2

Which type of amine is (s)-methamphetamine?

Accepted Answer

A)  a primary aliphatic amine 
B)  a primary aromatic amine 
C)  a secondary aliphatic amine 
D)  a secondary aromatic amine 
A)  a primary aliphatic amine 
B)  a primary aromatic amine 
C)  a secondary aliphatic amine 
D)  a secondary aromatic amine

Question 3

What is the IUPAC name of the following compound?

Accepted Answer

A)  N-ethylcyclohexanamine 
B)  N-cyclohexylethanamine 
C)  N-ethylaniline 
D)  N-cyclohexylethylamine 
A)  N-ethylcyclohexanamine 
B)  N-cyclohexylethanamine 
C)  N-ethylaniline 
D)  N-cyclohexylethylamine

Question 4

Which of the following is the correct equation for the reaction of dimethylamine with hydrochloric acid?

Accepted Answer

A)  (CH3) 2NH + HCl(aq) 2CH4(g) + NH2Cl(l) 
B)  2(CH3)2NH + 2HCl(aq) 2(CH3)2NH2(aq) + Cl2(g) 
C)  (CH3)2NH + HCl(aq) (CH3)2NH2+(aq) + Cl−(aq) 
D)  (CH3)2NH + 2HCl(aq) 2CH3NHCl(l) + H2 (g) 
A)  (CH3) 2NH + HCl(aq) 2CH4(g) + NH2Cl(l) 
B)  2(CH3)2NH + 2HCl(aq) 2(CH3)2NH2(aq) + Cl2(g) 
C)  (CH3)2NH + HCl(aq) (CH3)2NH2+(aq) + Cl−(aq) 
D)  (CH3)2NH + 2HCl(aq) 2CH3NHCl(l) + H2 (g)

Question 5

Which of the following are derivatives of ammonia?

Accepted Answer

A)  amines 
B)  alcohols 
C)  ethers 
D)  esters 
A)  amines 
B)  alcohols 
C)  ethers 
D)  esters

Question 6

Which of the following amines will not show intermolecular hydrogen bonding?

Accepted Answer

A)  CH3NH2 
B)  (CH3)2NH 
C)  (CH3)3N 
D)  all of these 
A)  CH3NH2 
B)  (CH3)2NH 
C)  (CH3)3N 
D)  all of these

Question 7

Which of the following amines serves as a building block for the amine bases of DNA and RNA?

Accepted Answer

A)  purine 
B)  pyridine 
C)  both purine and pyridine 
D)  none of these 
A)  purine 
B)  pyridine 
C)  both purine and pyridine 
D)  none of these

Question 8

Which of the following amines imparts a pungent smell to rotting fish?

Accepted Answer

A)  NH3 
B)  CH3NO2 
C)  (C6H6)2NH 
D)  (CH3)3N 
A)  NH3 
B)  CH3NO2 
C)  (C6H6)2NH 
D)  (CH3)3N

Question 9

Which of the following is a reasonable value for the pKb of an aromatic amine?

Accepted Answer

A)  1.5 
B)  3.5 
C)  6.5 
D)  8.5 
A)  1.5 
B)  3.5 
C)  6.5 
D)  8.5

Question 10

Which of the following compounds is a secondary aromatic amine?

Accepted Answer

A)  (i) only 
B)  (ii) only 
C)  (iii) only 
D)  (i) and (ii) only 
A)  (i) only 
B)  (ii) only 
C)  (iii) only 
D)  (i) and (ii) only

Question 11

How many hydrogen atoms are in cyclohexanamine?

Accepted Answer

A)  5 
B)  7 
C)  12 
D)  13 
A)  5 
B)  7 
C)  12 
D)  13

Question 12

Which of the following has the highest boiling point?

Accepted Answer

A)  CH3CH2CH2OH 
B)  CH3CH2CH2NH2 
C)  NH2CH2CH2OH 
D)  NH2CH2CH2NH2 
A)  CH3CH2CH2OH 
B)  CH3CH2CH2NH2 
C)  NH2CH2CH2OH 
D)  NH2CH2CH2NH2

Question 13

Which of the following is the correct order of the water solubility of the given compounds?

Accepted Answer

A)  (i) > (ii) > (iii) 
B)  (ii) > (i) > (iii) 
C)  (iii) > (ii) > (i) 
D)  (iii) > (i) > (ii) 
A)  (i) > (ii) > (iii) 
B)  (ii) > (i) > (iii) 
C)  (iii) > (ii) > (i) 
D)  (iii) > (i) > (ii)

Question 14

What is the common name of (CH3)3NH+Br−?

Accepted Answer

A)  trimethylamine bromine 
B)  trimethylamine bromide 
C)  trimethylammonium bromine 
D)  trimethylammonium bromide 
A)  trimethylamine bromine 
B)  trimethylamine bromide 
C)  trimethylammonium bromine 
D)  trimethylammonium bromide

Question 15

What is the common name of the following compound?

Accepted Answer

A)  ethylmethylpropylamine 
B)  N-ethyl-N-methylpropanamine 
C)  N-ethyl-N-methyl-1-propanamine 
D)  N-ethyl-N-methyl-2-propanamine 
A)  ethylmethylpropylamine 
B)  N-ethyl-N-methylpropanamine 
C)  N-ethyl-N-methyl-1-propanamine 
D)  N-ethyl-N-methyl-2-propanamine

Question 16

Which type of amines can form hydrogen bonds with water?

Accepted Answer

A)  1° 
B)  2° 
C)  3° 
D)  all of these 
A)  1° 
B)  2° 
C)  3° 
D)  all of these

Question 17

Which of the following amines serves as a building block for the amine bases of DNA and RNA?

Accepted Answer

A)  purine 
B)  pyrimidine 
C)  both purine and pyrimidine 
D)  none of these 
A)  purine 
B)  pyrimidine 
C)  both purine and pyrimidine 
D)  none of these

Question 18

Which of the following has the highest boiling point?

Accepted Answer

A)  CH2CH2CH2OH 
B)  HOCH2CH2OH 
C)  NH2CH2CH2OH 
D)  NH2CH2CH2NH2 
A)  CH2CH2CH2OH 
B)  HOCH2CH2OH 
C)  NH2CH2CH2OH 
D)  NH2CH2CH2NH2

Question 19

If the Kb of a certain aromatic amine is 2.24 × 10-9, then what is the value of pKb?

Accepted Answer

A)  9.22 
B)  −9.22 
C)  −8.65 
D)  8.65 
A)  9.22 
B)  −9.22 
C)  −8.65 
D)  8.65

Question 20

On a medicine container, the name of the active ingredient is followed by the symbol "•HCl." What does "•HCl" indicate?

Accepted Answer

A)  The active ingredient is a salt that is insoluble in blood plasma. 
B)  The active ingredient is a hydrochloride salt. 
C)  The active ingredient is a water-insoluble salt. 
D)  The active ingredient is a hypochlorite salt. 
A)  The active ingredient is a salt that is insoluble in blood plasma. 
B)  The active ingredient is a hydrochloride salt. 
C)  The active ingredient is a water-insoluble salt. 
D)  The active ingredient is a hypochlorite salt.

Exam 15: Amines

Which of the following has the lowest boiling point?

Which type of amine is (s)-methamphetamine?

What is the IUPAC name of the following compound?

Which of the following is the correct equation for the reaction of dimethylamine with hydrochloric acid?

Which of the following are derivatives of ammonia?

Which of the following amines will not show intermolecular hydrogen bonding?

Which of the following amines serves as a building block for the amine bases of DNA and RNA?

Which of the following amines imparts a pungent smell to rotting fish?

Which of the following is a reasonable value for the pKb of an aromatic amine?

Which of the following compounds is a secondary aromatic amine?

How many hydrogen atoms are in cyclohexanamine?

Which of the following has the highest boiling point?

Which of the following is the correct order of the water solubility of the given compounds?

What is the common name of (CH3)3NH+Br−?

What is the common name of the following compound?

Which type of amines can form hydrogen bonds with water?

Which of the following amines serves as a building block for the amine bases of DNA and RNA?

Which of the following has the highest boiling point?

If the Kb of a certain aromatic amine is 2.24 × 10-9, then what is the value of pKb?

On a medicine container, the name of the active ingredient is followed by the symbol "•HCl." What does "•HCl" indicate?

Matter, Energy, and Measurement

Atoms

Chemical Bonds

Chemical Reactions

Gases, Liquids, and Solids

Solutions and Colloids

Reaction Rates and Chemical Equilibrium

Acids and Bases

Nuclear Chemistry

Organic Chemistry

Alkanes

Alkenes, Alkynes, and Aromatic Compounds

Alcohols, Ethers, and Thiols

Chirality: the Handedness of Molecules

Aldehydes and Ketones

Carboxylic Acids

Carboxylic Anhydrides, Esters, and Amides

Carbohydrates

Lipids

Proteins

Enzymes

Chemical Communications: Neurotransmitters and Hormones

Nucleotides, Nucleic Acids, and Heredity

Gene Expression and Protein Synthesis

Bioenergetics: How the Body Converts Food to Energy

Specific Catabolic Pathways: Carbohydrate, Lipid, and Protein Metabolism

Biosynthetic Pathways

Nutrition

Immunochemistry

Body Fluids

Filters

Which of the following is a reasonable value for the pK_b of an aromatic amine?

What is the common name of (CH₃)₃NH⁺Br−?

If the K_b of a certain aromatic amine is 2.24 × 10^-9, then what is the value of pK_b?