Question 1

Rank the following compounds in order of increasing melting point, putting the compound with the least melting point first.

Accepted Answer

A)  II < I < III 
B)  I < III < II 
C)  I < II < III 
D)  III < II < I 
A)  II < I < III 
B)  I < III < II 
C)  I < II < III 
D)  III < II < I C

Question 2

What molecular features are required for soap to properly dissolve grease and oil?

Accepted Answer

A)  The molecule must be large. 
B)  The molecule must contain a polar head. 
C)  The molecule must contain a non-polar tail. 
D)  B and C are required. 
A)  The molecule must be large. 
B)  The molecule must contain a polar head. 
C)  The molecule must contain a non-polar tail. 
D)  B and C are required. D

Question 3

Which of the following list the correct functional groups found in aspartame, the artificial sweetener?

Accepted Answer

A)  Amine, aromatic, carboxylic acid, ether, ketone. 
B)  Amine, amide, aromatic, carboxylic acid, ester. 
C)  Amide, alcohol, aromatic, carboxylic acid, ether. 
D)  Amine, aromatic, carboxylic acid, ester, nitrile. 
A)  Amine, aromatic, carboxylic acid, ether, ketone. 
B)  Amine, amide, aromatic, carboxylic acid, ester. 
C)  Amide, alcohol, aromatic, carboxylic acid, ether. 
D)  Amine, aromatic, carboxylic acid, ester, nitrile. B

Question 4

Which of the following compounds has the highest boiling point?

Accepted Answer

A)  I 
B)  II 
C)  III 
D)  IV 
A)  I 
B)  II 
C)  III 
D)  IV

Question 5

Which of the following statements about vitamin A, drawn below, are true?

Accepted Answer

A)  Vitamin A is soluble in H2O. 
B)  Vitamin A is insoluble in organic solvents. 
C)  Vitamin A contains an aromatic ring. 
D)  Vitamin A is insoluble in H2O. 
A)  Vitamin A is soluble in H2O. 
B)  Vitamin A is insoluble in organic solvents. 
C)  Vitamin A contains an aromatic ring. 
D)  Vitamin A is insoluble in H2O.

Question 6

Which of the following compounds is expected to be the most soluble in H2O?

Accepted Answer

A)  I 
B)  II 
C)  III 
D)  IV 
A)  I 
B)  II 
C)  III 
D)  IV

Question 7

Which of the following statements about the solubility of organic compounds in H2O is true?

Accepted Answer

A)  The non-polar part of a molecule that is not attracted to water is said to be hydrophilic. 
B)  The non-polar part of a molecule that is not attracted to water is said to be hydrophobic. 
C)  The polar part of a molecule that can hydrogen bond to water is said to be hydrophobic. 
D)  For an organic compound with one functional group that contains an O or N atom, the compound is water soluble only if it has F1F1F1S1F1F1F10 5 carbons. 
A)  The non-polar part of a molecule that is not attracted to water is said to be hydrophilic. 
B)  The non-polar part of a molecule that is not attracted to water is said to be hydrophobic. 
C)  The polar part of a molecule that can hydrogen bond to water is said to be hydrophobic. 
D)  For an organic compound with one functional group that contains an O or N atom, the compound is water soluble only if it has F1F1F1S1F1F1F10 5 carbons.

Question 8

Which of the following compounds is expected to be the least soluble in H2O?

Accepted Answer

A)  I 
B)  II 
C)  III 
D)  IV 
A)  I 
B)  II 
C)  III 
D)  IV

Question 9

Which of the following compounds has the highest boiling point?

Accepted Answer

A)  I 
B)  II 
C)  III 
D)  IV 
A)  I 
B)  II 
C)  III 
D)  IV

Question 10

The indicated carbon atom is:

Accepted Answer

A)  Electrophilic because it is electron-deficient. 
B)  Nucleophilic because it is electron-deficient. 
C)  Electrophilic because it is electron-rich. 
D)  Nucleophilic because it is electron-rich. 
A)  Electrophilic because it is electron-deficient. 
B)  Nucleophilic because it is electron-deficient. 
C)  Electrophilic because it is electron-rich. 
D)  Nucleophilic because it is electron-rich.

Question 11

Which of the following molecules are aliphatic hydrocarbons? $$\begin{array} { c c c c } 
\mathrm { CH } _ { 3 } \mathrm { CH } _ { 3 } & \mathrm { CH } _ { 3 } \mathrm { CH } _ { 2 } \mathrm { OH } & \mathrm { CH } _ { 2 } = \mathrm { CH } _ { 2 } & \mathrm { CH } _ { 3 } \mathrm { OCH } _ { 3 } \
\text { I } & \text { II } & \text { III } & \text { IV }
\end{array}$$

Accepted Answer

A)  I, II, III 
B)  I and III 
C)  II, III, IV 
D)  II and IV 
A)  I, II, III 
B)  I and III 
C)  II, III, IV 
D)  II and IV

Question 12

Which of the following structures contains an alkene?

Accepted Answer

A)  I 
B)  II 
C)  III 
D)  IV 
A)  I 
B)  II 
C)  III 
D)  IV

Question 13

Which of the following molecules contain the same functional groups? $$\mathrm { CH } _ { 3 } \mathrm { CH } _ { 2 } \mathrm { OH } \quad \mathrm { CH } _ { 3 } \mathrm { CH } _ { 2 } \mathrm { OCH } _ { 2 } \mathrm { CH } _ { 3 } \quad \mathrm { CH } _ { 3 } \mathrm { CH } _ { 2 } \mathrm { CH } _ { 2 } \mathrm { OH } \quad \mathrm { CH } _ { 3 } \mathrm { CH } ( \mathrm { OH } ) \mathrm { CH } _ { 3 }$$
$$\mathrm { I }\quad\quad\quad\quad\quad\quad\mathrm { II }\quad\quad\quad\quad\quad\quad\mathrm { III }\quad\quad\quad\quad\quad\quad\mathrm { IV }$$

Accepted Answer

A)  I, II, III 
B)  I, II, IV 
C)  II, III, IV 
D)  I, III, IV 
A)  I, II, III 
B)  I, II, IV 
C)  II, III, IV 
D)  I, III, IV

Question 14

Which of the following is a secondary alcohol?

Accepted Answer

A)  I 
B)  II 
C)  III 
D)  IV 
A)  I 
B)  II 
C)  III 
D)  IV

Question 15

Which of the following compounds has the highest boiling point?

Accepted Answer

A)  I 
B)  II 
C)  III 
D)  IV 
A)  I 
B)  II 
C)  III 
D)  IV

Question 16

Rank the following compounds in order of decreasing boiling point, putting the compound with the highest boiling point first.

Accepted Answer

A)  I > III > IV > II 
B)  IV > II > I > III 
C)  IV > I > II > III 
D)  I > IV > II > III 
A)  I > III > IV > II 
B)  IV > II > I > III 
C)  IV > I > II > III 
D)  I > IV > II > III

Question 17

What is the strongest intermolecular force present in 1-propanol?

Accepted Answer

A)  Ion-ion 
B)  Hydrogen bonding 
C)  Dipole-dipole 
D)  Induced dipole-induced dipole 
A)  Ion-ion 
B)  Hydrogen bonding 
C)  Dipole-dipole 
D)  Induced dipole-induced dipole

Question 18

Rank the following compounds in order of decreasing boiling point, putting the compound with the highest boiling point first.

Accepted Answer

A)  I > II > III > IV 
B)  III > IV > II > I 
C)  III > II > IV > I 
D)  I > IV > II > III 
A)  I > II > III > IV 
B)  III > IV > II > I 
C)  III > II > IV > I 
D)  I > IV > II > III

Question 19

Which of the following molecules are aromatic hydrocarbons?

Accepted Answer

A)  I 
B)  II 
C)  III 
D)  I and III 
A)  I 
B)  II 
C)  III 
D)  I and III

Question 20

What intermolecular force is generally considered the strongest?

Accepted Answer

A)  Hydrogen bonding 
B)  London dispersion forces 
C)  Covalent bonds 
D)  Dipole-dipole 
A)  Hydrogen bonding 
B)  London dispersion forces 
C)  Covalent bonds 
D)  Dipole-dipole

Exam 3: Introduction to Organic Molecules and Functional Groups

Rank the following compounds in order of increasing melting point, putting the compound with the least melting point first.

What molecular features are required for soap to properly dissolve grease and oil?

Which of the following list the correct functional groups found in aspartame, the artificial sweetener?

Which of the following compounds has the highest boiling point?

Which of the following statements about vitamin A, drawn below, are true?

Which of the following compounds is expected to be the most soluble in H2O?

Which of the following statements about the solubility of organic compounds in H2O is true?

Which of the following compounds is expected to be the least soluble in H2O?

Which of the following compounds has the highest boiling point?

The indicated carbon atom is:

Which of the following molecules are aliphatic hydrocarbons? = I II III IV

Which of the following structures contains an alkene?

Which of the following is a secondary alcohol?

Which of the following compounds has the highest boiling point?

Rank the following compounds in order of decreasing boiling point, putting the compound with the highest boiling point first.

What is the strongest intermolecular force present in 1-propanol?

Rank the following compounds in order of decreasing boiling point, putting the compound with the highest boiling point first.

Which of the following molecules are aromatic hydrocarbons?

What intermolecular force is generally considered the strongest?

Structure and Bonding

Acids and Bases

Alkanes

Stereochemistry

Understanding Organic Reactions

Alkyl Halides and Nucleophilic Substitution

Alkyl Halides and Elimination Reactions

Alcohols, Ethers and Epoxides

Alkenes

Alkynes

Oxidation and Reduction

Mass Spectrometry and Infrared Spectroscopy

Nuclear Magnetic Resonance Spectroscopy

Radical Reactions

Conjugation, Resonance, and Dienes

Benzene and Aromatic Compounds

Electrophilic Aromatic Substitution

Carboxylic Acids and the Acidity of the O-H Bond

Introduction to Carbonyl Chemistry; Organometallic Reagents; Oxidation and Reduction

Aldehydes and Ketones Nucleophilic Addition

Carboxylic Acids and Derivatives

Substitution Reactions of Carbonyl Compounds at the Alpha-Carbon

Carbonyl Condensation Reactions

Amines

Carbon-Carbon Bond Forming Reactions in Organic Synthesis

Pericyclic Reactions

Carbohydrates

Amino Acids and Proteins

Lipids

Synthetic Polymers

Filters

Which of the following compounds is expected to be the most soluble in H₂O?

Which of the following statements about the solubility of organic compounds in H₂O is true?

Which of the following compounds is expected to be the least soluble in H₂O?