Question 1

What is the name of the compound formed by the chlorination (addition of Cl2) of propene?

Accepted Answer

A) 1,1-dichloropropane 
B) 1,2-dichloropropane 
C) 2,2-dichloropropane 
D) 1-chloropropane 
E) 2-chloropropane 
A) 1,1-dichloropropane 
B) 1,2-dichloropropane 
C) 2,2-dichloropropane 
D) 1-chloropropane 
E) 2-chloropropane B

Question 2

Which of the following reactions would provide the highest yield of 3-bromohexane?

Accepted Answer

A)    
B)    
C)    
D)    
E) All would provide equal yields of 3-bromohexane. 
A)    
B)    
C)    
D)    
E) All would provide equal yields of 3-bromohexane. B

Question 3

The compound ortho-dichlorobenzene has substituents on which carbon atoms of the benzene ring?

Accepted Answer

A) C1 and C2 
B) C1 and C3 
C) C1 and C4 
D) C1 and C 5 
E) C1 only 
A) C1 and C2 
B) C1 and C3 
C) C1 and C4 
D) C1 and C 5 
E) C1 only A

Question 4

Hydration of an alkene produces a ketone.

Accepted Answer

A) True 
 B)False

Question 5

Sunscreens absorb UV radiation and protect the skin from its harmful effects.Commercially available sunscreens contain a benzene ring in the structure of the active ingredient.Which of the following compounds might be effective as an active ingredient in a commercial sunscreen?

Accepted Answer

A)    
B)    
C)    
D)    
E) All of the compounds would be effective. 
A)    
B)    
C)    
D)    
E) All of the compounds would be effective.

Question 6

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) ll 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) ll of these are correct.

Question 7

What is the name of the organic product in the reaction of benzene and chlorine (with FeCl3 as a catalyst)?

Accepted Answer

A) 2-chlrorobenzene 
B) meta-dichlorobenzene 
C) 1,2-dichlorobenzene 
D) 1-chlorobenzene 
E) chlorobenzene 
A) 2-chlrorobenzene 
B) meta-dichlorobenzene 
C) 1,2-dichlorobenzene 
D) 1-chlorobenzene 
E) chlorobenzene

Question 8

What catalysts are often used in the hydrogenation of alkenes?

Accepted Answer

A) platinum, palladium, and nickel 
B) copper, chromium, and zinc 
C) acid, base, and nickel 
D) gold, silver, and aluminum 
E) platinum, gold, and silver 
A) platinum, palladium, and nickel 
B) copper, chromium, and zinc 
C) acid, base, and nickel 
D) gold, silver, and aluminum 
E) platinum, gold, and silver

Question 9

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 10

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 11

An organic compound is classified as aromatic if it fits which of the following criteria?

Accepted Answer

A) It is fragrant. 
B) It is cyclic. 
C) It contains at least one C=C bond. 
D) It contains a benzene ring. 
E) It follows Markovnikov's rule. 
A) It is fragrant. 
B) It is cyclic. 
C) It contains at least one C=C bond. 
D) It contains a benzene ring. 
E) It follows Markovnikov's rule.

Question 12

The polymer shown was formed by the addition polymerization of an alkene.   What is the molecular formula of the alkene that formed the polymer?

Accepted Answer

A) C2H2Cl2 
B) C2H3Cl 
C) C3H5Cl 
D) C3H7Cl 
E) C4H6Cl2 
A) C2H2Cl2 
B) C2H3Cl 
C) C3H5Cl 
D) C3H7Cl 
E) C4H6Cl2

Question 13

Which of the following is the correct molecular formula for cyclopentene?

Accepted Answer

A) C4H8 
B) C5H8 
C) C5H12 
D) C5H10 
E) C5H6 
A) C4H8 
B) C5H8 
C) C5H12 
D) C5H10 
E) C5H6

Question 14

What is the IUPAC name of the following compound?

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 15

What is the IUPAC name of HC≡CH?

Accepted Answer

A) acetyne 
B) butyne 
C) ethyne 
D) diyne 
E) triyne 
A) acetyne 
B) butyne 
C) ethyne 
D) diyne 
E) triyne

Question 16

The molecular formula of 3-octene is C8H16.

Accepted Answer

A) True 
 B)False

Question 17

Which reaction type is most characteristic of alkenes?

Accepted Answer

A) substitution 
B) addition 
C) elimination 
D) combination 
E) decomposition 
A) substitution 
B) addition 
C) elimination 
D) combination 
E) decomposition

Question 18

What is the structure and name of the product of the following reaction?

Accepted Answer

A) CH3CH2CHCH3, butane 
B) CH3CH2CH2CH3, butane 
C) CH3CH2C≡CH, butyne 
D) CH3CH2CH2CH3, propane 
E) None of the choices are correct. 
A) CH3CH2CHCH3, butane 
B) CH3CH2CH2CH3, butane 
C) CH3CH2C≡CH, butyne 
D) CH3CH2CH2CH3, propane 
E) None of the choices are correct.

Question 19

The common name of ethyne is acetylene.

Accepted Answer

A) True 
 B)False

Question 20

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.

Exam 11: The Unsaturated Hydrocarbons- Alkenes, Alkynes, and Aromatics

What is the name of the compound formed by the chlorination (addition of Cl2) of propene?

Which of the following reactions would provide the highest yield of 3-bromohexane?

The compound ortho-dichlorobenzene has substituents on which carbon atoms of the benzene ring?

Hydration of an alkene produces a ketone.

Sunscreens absorb UV radiation and protect the skin from its harmful effects.Commercially available sunscreens contain a benzene ring in the structure of the active ingredient.Which of the following compounds might be effective as an active ingredient in a commercial sunscreen?

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

What is the name of the organic product in the reaction of benzene and chlorine (with FeCl3 as a catalyst)?

What catalysts are often used in the hydrogenation of alkenes?

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

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

An organic compound is classified as aromatic if it fits which of the following criteria?

The polymer shown was formed by the addition polymerization of an alkene. What is the molecular formula of the alkene that formed the polymer?

Which of the following is the correct molecular formula for cyclopentene?

What is the IUPAC name of the following compound?

What is the IUPAC name of HC≡CH?

The molecular formula of 3-octene is C8H16.

Which reaction type is most characteristic of alkenes?

What is the structure and name of the product of the following reaction?

The common name of ethyne is acetylene.

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

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

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

What is the name of the compound formed by the chlorination (addition of Cl₂) of propene?

What is the name of the organic product in the reaction of benzene and chlorine (with FeCl₃ as a catalyst)?

The molecular formula of 3-octene is C₈H₁₆.