Question 1

What is the molecular formula of the structure shown below?

Accepted Answer

A) C6 
B) C6H6 
C) C6H10 
D) C6H12 
E) C6H14 
A) C6 
B) C6H6 
C) C6H10 
D) C6H12 
E) C6H14

Question 2

What is the IUPAC name of the following compound?

Accepted Answer

A) 4-methyl-2-heptyne 
B) 4-methyl-5-heptyne 
C) 4-ethyl-4-methylbutane 
D) 4-propyl-2-pentyne 
E) 2-propyl-3-butyne 
A) 4-methyl-2-heptyne 
B) 4-methyl-5-heptyne 
C) 4-ethyl-4-methylbutane 
D) 4-propyl-2-pentyne 
E) 2-propyl-3-butyne

Question 3

Alkenes contain only double bonds.

Accepted Answer

A) True 
 B)False

Question 4

What is the IUPAC name of the compound below?

Accepted Answer

A) trans-1-bromo-1-methyl-2-pentene 
B) 2-bromohexene 
C) trans-2-bromo-3-hexene 
D) cis-5-bromo-3-hexene 
E) cis-1-bromomethyl-2-pentene 
A) trans-1-bromo-1-methyl-2-pentene 
B) 2-bromohexene 
C) trans-2-bromo-3-hexene 
D) cis-5-bromo-3-hexene 
E) cis-1-bromomethyl-2-pentene

Question 5

In the food industry, what substance undergoes hydrogenation to produce margarine?

Accepted Answer

A) vegetable oils 
B) cholesterol 
C) wheat 
D) eggs 
E) lard 
A) vegetable oils 
B) cholesterol 
C) wheat 
D) eggs 
E) lard

Question 6

Both 1-butene and 2-butene have cis- and trans-isomers.

Accepted Answer

A) True 
 B)False

Question 7

What is the geometry and bond angle around a carbon atom that has one triple bond and one single bond to its neighboring atoms?

Accepted Answer

A) linear, 180o 
B) bent, 120o 
C) trigonal planar, 120o 
D) trigonal, 180o 
E) tetrahedral, 109.5o 
A) linear, 180o 
B) bent, 120o 
C) trigonal planar, 120o 
D) trigonal, 180o 
E) tetrahedral, 109.5o

Question 8

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

Accepted Answer

A) True 
 B)False

Question 9

What is the structure and name of the major product of the following reaction? CH3CH=CH2 + HCl → ?

Accepted Answer

A) CH3CH2CH2Cl, 3-chloropropane 
B) CH3CH2CH2Cl, 1-chloropropane 
C) CH2CHClCH3, 2-chloropropane 
D) CH3CH=CHCl, 1-chloro-1-propene 
E) There is no major product. 
A) CH3CH2CH2Cl, 3-chloropropane 
B) CH3CH2CH2Cl, 1-chloropropane 
C) CH2CHClCH3, 2-chloropropane 
D) CH3CH=CHCl, 1-chloro-1-propene 
E) There is no major product.

Question 10

What are the bond angles around the carbon atoms in CH2=CH2?

Accepted Answer

A) 180o 
B) 150o 
C) 120o 
D) 109.5o 
E) 90o 
A) 180o 
B) 150o 
C) 120o 
D) 109.5o 
E) 90o

Question 11

What is the IUPAC name of the following compound?

Accepted Answer

A) cis-2-butene 
B) trans-2-butene 
C) cis-1,2-dimethylethene 
D) trans-1,2-dimethylethene 
E) cis-1,2-dimethylbutene 
A) cis-2-butene 
B) trans-2-butene 
C) cis-1,2-dimethylethene 
D) trans-1,2-dimethylethene 
E) cis-1,2-dimethylbutene

Question 12

What is the proper IUPAC name for an alkene that contains three carbon atoms?

Accepted Answer

A) 1-methylethene 
B) 2-methylethene 
C) propene 
D) propane 
E) 1-propyne 
A) 1-methylethene 
B) 2-methylethene 
C) propene 
D) propane 
E) 1-propyne

Question 13

When 4,4-dimethyl-2-pentene adds H2 in an addition reaction, what is the name of the product that results?

Accepted Answer

A) pentane 
B) 2,2-dimethylpentane 
C) 4,4-dimethylpentane 
D) 4,4-dimethyl-2-pentane 
E) 2,3-dihydro-4,4-dimethylpentane 
A) pentane 
B) 2,2-dimethylpentane 
C) 4,4-dimethylpentane 
D) 4,4-dimethyl-2-pentane 
E) 2,3-dihydro-4,4-dimethylpentane

Question 14

Which reaction may be used to convert an alkene to an alkane?

Accepted Answer

A) hydrohalogenation 
B) substitution 
C) hydrogenation 
D) hydration 
E) hydrocarbonation 
A) hydrohalogenation 
B) substitution 
C) hydrogenation 
D) hydration 
E) hydrocarbonation

Question 15

What is the IUPAC name of the simplest alkene?

Accepted Answer

A) cyclopropene 
B) methene 
C) propyne 
D) ethylene 
E) ethene 
A) cyclopropene 
B) methene 
C) propyne 
D) ethylene 
E) ethene

Question 16

What is the proper IUPAC name of the following compound?

Accepted Answer

A) toluene 
B) phenol 
C) para-dimethylbenzene 
D) ortho-toluene 
E) 1,2-dimethylbenzene 
A) toluene 
B) phenol 
C) para-dimethylbenzene 
D) ortho-toluene 
E) 1,2-dimethylbenzene

Question 17

Pyridine, shown below, is a heterocyclic aromatic compound.

Accepted Answer

A) True 
 B)False

Question 18

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 19

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 20

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)

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

What is the molecular formula of the structure shown below?

What is the IUPAC name of the following compound?

Alkenes contain only double bonds.

What is the IUPAC name of the compound below?

In the food industry, what substance undergoes hydrogenation to produce margarine?

Both 1-butene and 2-butene have cis- and trans-isomers.

What is the geometry and bond angle around a carbon atom that has one triple bond and one single bond to its neighboring atoms?

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

What is the structure and name of the major product of the following reaction? CH3CH=CH2 + HCl → ?

What are the bond angles around the carbon atoms in CH2=CH2?

What is the IUPAC name of the following compound?

What is the proper IUPAC name for an alkene that contains three carbon atoms?

When 4,4-dimethyl-2-pentene adds H2 in an addition reaction, what is the name of the product that results?

Which reaction may be used to convert an alkene to an alkane?

What is the IUPAC name of the simplest alkene?

What is the proper IUPAC name of the following compound?

Pyridine, shown below, is a heterocyclic aromatic compound.

What is the IUPAC name of the following compound?

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

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?

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 structure and name of the major product of the following reaction? CH₃CH=CH₂ + HCl → ?

What are the bond angles around the carbon atoms in CH₂=CH₂?

When 4,4-dimethyl-2-pentene adds H₂ in an addition reaction, what is the name of the product that results?

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?