Question 1

What is the product of the reaction shown below?

Accepted Answer

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

Question 2

Which statement concerning the structure of the compound 1-ethylcyclohexene is FALSE?

Accepted Answer

A) It contains a ring of six carbons. 
B) It contains one C=C. 
C) It contains a two-carbon alkyl substituent on the parent chain. 
D) It is an alkene. 
E) All of these are correct. 
A) It contains a ring of six carbons. 
B) It contains one C=C. 
C) It contains a two-carbon alkyl substituent on the parent chain. 
D) It is an alkene. 
E) All of these are correct. E

Question 3

The molecular formula of 3-octene is C8H16.

Accepted Answer

A) True 
 B)False  True

Question 4

The names ortho-dimethylbenzene and 1,2-dimethylbenzene represent the same compound.

Accepted Answer

A) True 
 B)False

Question 5

Which of the following reactions is best suited to prepare the compound 2,2-dibromopentane?

Accepted Answer

A) 
  $+ 2 \mathrm { HBr } \longrightarrow$ 
B) 
  $+2 \mathrm{HBr} \longrightarrow$ 
C) 
 $+ \mathrm { Br } _ { 2 } \longrightarrow$ 
D) 
  $+ \mathrm { Br } _ { 2 } \longrightarrow$ 
E) 
  $+ \mathrm { Br } _ { 2 } \longrightarrow$ 
A) 
  $+ 2 \mathrm { HBr } \longrightarrow$ 
B) 
  $+2 \mathrm{HBr} \longrightarrow$ 
C) 
 $+ \mathrm { Br } _ { 2 } \longrightarrow$ 
D) 
  $+ \mathrm { Br } _ { 2 } \longrightarrow$ 
E) 
  $+ \mathrm { Br } _ { 2 } \longrightarrow$

Question 6

What is the name of the major product in the reaction shown below?

Accepted Answer

A) 2-methyl-2-pentene 
B) 2-chloro-2-methyl-2-pentene 
C) 3-chloro-2-methylpentane 
D) 2-methylpentane 
E) 2-chloro-2-methylpentane 
A) 2-methyl-2-pentene 
B) 2-chloro-2-methyl-2-pentene 
C) 3-chloro-2-methylpentane 
D) 2-methylpentane 
E) 2-chloro-2-methylpentane

Question 7

What is the relationship between the two compounds shown below?

Accepted Answer

A) They are identical. 
B) They are geometric isomers. 
C) They are constitutional isomers. 
D) They are conformational isomers. 
E) They are not related. 
A) They are identical. 
B) They are geometric isomers. 
C) They are constitutional isomers. 
D) They are conformational isomers. 
E) They are not related.

Question 8

Which of the following correctly match the IUPAC and common system for naming a benzene with two groups attached?

Accepted Answer

A) 1,2-dichlorobenzene and meta-dichlorobenzene 
B) 2-bromotoluene and ortho-bromotoluene 
C) 1-bromo-2-chlorobenzene,para-bromochlorobenzene 
D) 5-chlorotoluene,meta-chlorotoluene 
E) 2-bromotoluene and ortho-bromotoluene and 1-bromo-2-chlorobenzene,para-bromochlorobenzene 
A) 1,2-dichlorobenzene and meta-dichlorobenzene 
B) 2-bromotoluene and ortho-bromotoluene 
C) 1-bromo-2-chlorobenzene,para-bromochlorobenzene 
D) 5-chlorotoluene,meta-chlorotoluene 
E) 2-bromotoluene and ortho-bromotoluene and 1-bromo-2-chlorobenzene,para-bromochlorobenzene

Question 9

Which compound shown below is NOT an isomer of the molecular formula C5H8?

Accepted Answer

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

Question 10

What is the IUPAC name of the following compound?

Accepted Answer

A) 1,1,2-trimethylethene 
B) 2-methylbuta-2-ene 
C) 1,2-dimethylpropene 
D) 2-methyl-2-butene 
E) 2,3-dimethylbutene 
A) 1,1,2-trimethylethene 
B) 2-methylbuta-2-ene 
C) 1,2-dimethylpropene 
D) 2-methyl-2-butene 
E) 2,3-dimethylbutene

Question 11

Polyvinyl chloride (PVC)is formed by addition polymerization of vinyl chloride,CH2=CHCl.Which of the following depicts a representative section of the PVC structure?

Accepted Answer

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

Question 12

What is the molecular formula of the simplest alkyne?

Accepted Answer

A) C2H4 
B) CH4 
C) C4H8 
D) C2H2 
E) C4H6 
A) C2H4 
B) CH4 
C) C4H8 
D) C2H2 
E) C4H6

Question 13

What type of product is formed in the reaction between an alkene and a hydrogen halide?

Accepted Answer

A) alcohol 
B) alkyl halide 
C) triol 
D) aldehyde 
E) ketone 
A) alcohol 
B) alkyl halide 
C) triol 
D) aldehyde 
E) ketone

Question 14

Aromatic compounds undergo addition reactions more readily than substitution reactions because they are extremely stable compounds.

Accepted Answer

A) True 
 B)False

Question 15

How many moles of hydrogen gas (H2)are needed to convert one mole of ethyne to ethane?

Accepted Answer

A) 0.5 
B) 1 
C) 2 
D) 3 
E) 8 
A) 0.5 
B) 1 
C) 2 
D) 3 
E) 8

Question 16

Which of the following types of compounds is produced by the hydration of an alkene?

Accepted Answer

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

Question 17

What is the IUPAC name of the compound shown below? $\mathrm { CH } _ { 3 } \mathrm { C } \equiv \mathrm { CCH } _ { 2 } \mathrm { CH } _ { 2 } \mathrm { CH } _ { 2 } \mathrm { CH } _ { 3 }$

Accepted Answer

A) heptyne 
B) butyl methyl ethene 
C) 1-methyl-2-butyl ethyne 
D) 2-hexene 
E) 2-heptyne 
A) heptyne 
B) butyl methyl ethene 
C) 1-methyl-2-butyl ethyne 
D) 2-hexene 
E) 2-heptyne

Question 18

What is the IUPAC name of the following compound? $\mathrm { H } _ { 3 } \mathrm { C } - \mathrm { C } \equiv \mathrm { C } - \mathrm { H }$

Accepted Answer

A) propene 
B) 1-methylethyne 
C) propyne 
D) acetylene 
E) 2-methylethyne 
A) propene 
B) 1-methylethyne 
C) propyne 
D) acetylene 
E) 2-methylethyne

Question 19

Which of the following is the correct condensed formula for 2-butyne?

Accepted Answer

A) CH≡CCH2CH3 
B) CH3C≡CCH3 
C) CH3CH=CHCH3 
D) CH3CH2≡CH2CH3 
E) None of the choices are correct. 
A) CH≡CCH2CH3 
B) CH3C≡CCH3 
C) CH3CH=CHCH3 
D) CH3CH2≡CH2CH3 
E) None of the choices are correct.

Question 20

Which structure correctly represents the major product of the following reaction?

Accepted Answer

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

Exam 11: The Unsaturated Hydrocarbons: Alkenes, alkynes, and Aromatics

What is the product of the reaction shown below?

Which statement concerning the structure of the compound 1-ethylcyclohexene is FALSE?

The molecular formula of 3-octene is C8H16.

The names ortho-dimethylbenzene and 1,2-dimethylbenzene represent the same compound.

Which of the following reactions is best suited to prepare the compound 2,2-dibromopentane?

What is the name of the major product in the reaction shown below?

What is the relationship between the two compounds shown below?

Which of the following correctly match the IUPAC and common system for naming a benzene with two groups attached?

Which compound shown below is NOT an isomer of the molecular formula C5H8?

What is the IUPAC name of the following compound?

Polyvinyl chloride (PVC)is formed by addition polymerization of vinyl chloride,CH2=CHCl.Which of the following depicts a representative section of the PVC structure?

What is the molecular formula of the simplest alkyne?

What type of product is formed in the reaction between an alkene and a hydrogen halide?

Aromatic compounds undergo addition reactions more readily than substitution reactions because they are extremely stable compounds.

How many moles of hydrogen gas (H2)are needed to convert one mole of ethyne to ethane?

Which of the following types of compounds is produced by the hydration of an alkene?

What is the IUPAC name of the compound shown below? CH3C≡CCH2CH2CH2CH3\mathrm { CH } _ { 3 } \mathrm { C } \equiv \mathrm { CCH } _ { 2 } \mathrm { CH } _ { 2 } \mathrm { CH } _ { 2 } \mathrm { CH } _ { 3 }CH3​C≡CCH2​CH2​CH2​CH3​

What is the IUPAC name of the following compound? H3C−C≡C−H\mathrm { H } _ { 3 } \mathrm { C } - \mathrm { C } \equiv \mathrm { C } - \mathrm { H }H3​C−C≡C−H

Which of the following is the correct condensed formula for 2-butyne?

Which structure correctly represents the major product of the following reaction?

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

Alcohols, phenols, thiols, and Ethers

Aldehydes and Ketones

Carboxylic Acids and Carboxylic Acid Derivatives

Amines and Amides

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

The molecular formula of 3-octene is C₈H₁₆.

Which compound shown below is NOT an isomer of the molecular formula C₅H₈?

Polyvinyl chloride (PVC)is formed by addition polymerization of vinyl chloride,CH₂=CHCl.Which of the following depicts a representative section of the PVC structure?

How many moles of hydrogen gas (H₂)are needed to convert one mole of ethyne to ethane?

What is the IUPAC name of the compound shown below? $\mathrm { CH } _ { 3 } \mathrm { C } \equiv \mathrm { CCH } _ { 2 } \mathrm { CH } _ { 2 } \mathrm { CH } _ { 2 } \mathrm { CH } _ { 3 }$

What is the IUPAC name of the following compound? $\mathrm { H } _ { 3 } \mathrm { C } - \mathrm { C } \equiv \mathrm { C } - \mathrm { H }$