Question 1

What category of hydrocarbons contains a carbon-carbon triple bond?

Accepted Answer

A) alkane 
B) aromatic 
C) alkyne 
D) alkene 
E) cycloalkane 
A) alkane 
B) aromatic 
C) alkyne 
D) alkene 
E) cycloalkane

Question 2

The functional group of an alkene consists of

Accepted Answer

A) 3 σ bonds. 
B) 1 σ bond and 1 π bond. 
C) 2 σ bonds and 1 π bond. 
D) 2 σ bonds. 
E) 2 π bonds. 
A) 3 σ bonds. 
B) 1 σ bond and 1 π bond. 
C) 2 σ bonds and 1 π bond. 
D) 2 σ bonds. 
E) 2 π bonds.

Question 3

The functional group   is characteristic of

Accepted Answer

A) aldehydes. 
B) esters. 
C) organic acids. 
D) peptide linkages. 
E) ketones. 
A) aldehydes. 
B) esters. 
C) organic acids. 
D) peptide linkages. 
E) ketones.

Question 4

Which substance is a weak Brønsted-Lowry acid in aqueous solution?

Accepted Answer

A) CH3OCH3 
B) CH3COOCH3 
C) CH3OH 
D) CH3NH2 
E) CH3COOH 
A) CH3OCH3 
B) CH3COOCH3 
C) CH3OH 
D) CH3NH2 
E) CH3COOH

Question 5

Name the following:

Accepted Answer

A) ethanol 
B) propanol 
C) butanol 
D) 2-butanol 
E) 2-propanol 
A) ethanol 
B) propanol 
C) butanol 
D) 2-butanol 
E) 2-propanol

Question 6

Which is the correct condensed structural formula for 2-methyl-4-propyloctane?

Accepted Answer

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

Question 7

Which of the following is an example of a condensed formula of an alkane?

Accepted Answer

A) C3H8 
B)    
C)    
D)    
E) CH3CH2CH2CH3 
A) C3H8 
B)    
C)    
D)    
E) CH3CH2CH2CH3

Question 8

What is the condensed structural formula for 3-ethyl-2-methyloctanoic acid?

Accepted Answer

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

Question 9

What is the molecular formula of a straight-chain alkene with 8 carbon atoms?

Accepted Answer

A) C8 H14 
B) C8 H20 
C) C8 H18 
D) C8 H16 
E) C8 H8 
A) C8 H14 
B) C8 H20 
C) C8 H18 
D) C8 H16 
E) C8 H8

Question 10

What is the correct structure for 1-methyl-4-propylbenzene?

Accepted Answer

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

Question 11

What is the IUPAC name for the alcohol (CH3)2CHCH2CH2OH?

Accepted Answer

A) 3-methyl-1-butanol 
B) isopentyl alcohol 
C) 3,3-dimethyl-1-propanol 
D) 2-isopropyl-1-ethanol 
E) isoamyl alcohol 
A) 3-methyl-1-butanol 
B) isopentyl alcohol 
C) 3,3-dimethyl-1-propanol 
D) 2-isopropyl-1-ethanol 
E) isoamyl alcohol

Question 12

Which of the following chemical equations represents a substitution reaction?

Accepted Answer

A) C2H4 + Cl2 → ClCH2CH2Cl 
B) HCOOH + CH3OH → HCOOCH3 + H2O 
C) CH3OH + 3/2O2 → CO2 + 2H2O 
D) C2H4 + 3O2 → 2CO2 + 2H2O 
E) C2H6 + Cl2 → CH3CH2Cl + HCl 
A) C2H4 + Cl2 → ClCH2CH2Cl 
B) HCOOH + CH3OH → HCOOCH3 + H2O 
C) CH3OH + 3/2O2 → CO2 + 2H2O 
D) C2H4 + 3O2 → 2CO2 + 2H2O 
E) C2H6 + Cl2 → CH3CH2Cl + HCl

Question 13

What category of hydrocarbons contains a carbon-carbon double bond?

Accepted Answer

A) cycloalkane 
B) alkyne 
C) alcohol 
D) alkane 
E) alkene 
A) cycloalkane 
B) alkyne 
C) alcohol 
D) alkane 
E) alkene

Question 14

How many different isomers are possible for substances having the molecular formula C2H2F2?

Accepted Answer

A) 2 
B) 4 
C) 5 
D) 3 
E) 1 
A) 2 
B) 4 
C) 5 
D) 3 
E) 1

Question 15

It is possible to write at least two different structural formulas for each of the following molecular formulas except

Accepted Answer

A) C2HCl3. 
B) C3H7Cl. 
C) C3H6. 
D) C4H10. 
E) C2H2Cl2. 
A) C2HCl3. 
B) C3H7Cl. 
C) C3H6. 
D) C4H10. 
E) C2H2Cl2.

Question 16

What is the condensed structural formula of the t-butyl group?

Accepted Answer

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

Question 17

Name the following:

Accepted Answer

A) 3-methyl-4-pentyne 
B) 3-methyl-1-pentyne 
C) 1-hexyne 
D) 2-ethyl-3-butyne 
E) 2-ethynyl butane 
A) 3-methyl-4-pentyne 
B) 3-methyl-1-pentyne 
C) 1-hexyne 
D) 2-ethyl-3-butyne 
E) 2-ethynyl butane

Question 18

What is the major product after addition of two HF to propyne,CH3C≡CH?

Accepted Answer

A) CH3CHFCH2F 
B) CH2FCH2CH2F 
C) CH3CF2CH3 
D) CH3CH2CF2H 
E) CH3CHF=CH2 
A) CH3CHFCH2F 
B) CH2FCH2CH2F 
C) CH3CF2CH3 
D) CH3CH2CF2H 
E) CH3CHF=CH2

Question 19

What is the most characteristic reaction of benzene?

Accepted Answer

A) addition and elimination 
B) addition 
C) oxidation 
D) reduction 
E) substitution 
A) addition and elimination 
B) addition 
C) oxidation 
D) reduction 
E) substitution

Question 20

Which functional group does not contain an oxygen atom?

Accepted Answer

A) aldehyde 
B) alkyne 
C) alcohol 
D) ester 
E) ketone 
A) aldehyde 
B) alkyne 
C) alcohol 
D) ester 
E) ketone

Exam 23: Organic Chemistry

What category of hydrocarbons contains a carbon-carbon triple bond?

The functional group of an alkene consists of

The functional group is characteristic of

Which substance is a weak Brønsted-Lowry acid in aqueous solution?

Name the following:

Which is the correct condensed structural formula for 2-methyl-4-propyloctane?

Which of the following is an example of a condensed formula of an alkane?

What is the condensed structural formula for 3-ethyl-2-methyloctanoic acid?

What is the molecular formula of a straight-chain alkene with 8 carbon atoms?

What is the correct structure for 1-methyl-4-propylbenzene?

What is the IUPAC name for the alcohol (CH3)2CHCH2CH2OH?

Which of the following chemical equations represents a substitution reaction?

What category of hydrocarbons contains a carbon-carbon double bond?

How many different isomers are possible for substances having the molecular formula C2H2F2?

It is possible to write at least two different structural formulas for each of the following molecular formulas except

What is the condensed structural formula of the t-butyl group?

Name the following:

What is the major product after addition of two HF to propyne,CH3C≡CH?

What is the most characteristic reaction of benzene?

Which functional group does not contain an oxygen atom?

Chemistry and Measurement

Atoms, molecules, and Ions

Calculations With Chemical Formulas and Equations

Chemical Reactions

The Gaseous State

Thermochemistry

Quantum Theory of the Atom

Electron Configurations and Periodicity

Ionic and Covalent Bonding

Molecular Geometry and Chemical Bonding Theory

States of Matter; Liquids and Solids

Solutions

Rates of Reaction

Chemical Equilibrium

Acids and Bases

Acid-Base Equilibria

Solubility and Complex-Ion Equilibria

Thermodynamics and Equilibrium

Electrochemistry

Nuclear Chemistry

Chemistry of the Main-Group Metals

The Transition Elements and Coordination Compounds

Polymer Materials: Synthetic and Biological

Filters

What is the IUPAC name for the alcohol (CH₃)₂CHCH₂CH₂OH?

How many different isomers are possible for substances having the molecular formula C₂H₂F₂?

What is the major product after addition of two HF to propyne,CH₃C≡CH?