Question 1

What is the balanced chemical equation for the combustion of 4-methyl-1-pentene?

Accepted Answer

A)  2 C5H10(g)+ 15 O2(g)→ 10 CO2(g)+ 10 H2O(   ) 
B)  2 C4H10(g)+ 13 O2(g)→ 8 CO2(g)+ 10 H2O(   ) 
C)  C4H8(g)+ 6 O2(g)→ 4 CO2(g)+ 4 H2O(   ) 
D)  C6H12(g)+ 9 O2(g)→ 6 CO2(g)+ 6 H2O(   ) 
E)  C5H12(g)+ 13 O2(g)→ 5 CO2 (g)+ 6 H2O(   ) 
A)  2 C5H10(g)+ 15 O2(g)→ 10 CO2(g)+ 10 H2O(   ) 
B)  2 C4H10(g)+ 13 O2(g)→ 8 CO2(g)+ 10 H2O(   ) 
C)  C4H8(g)+ 6 O2(g)→ 4 CO2(g)+ 4 H2O(   ) 
D)  C6H12(g)+ 9 O2(g)→ 6 CO2(g)+ 6 H2O(   ) 
E)  C5H12(g)+ 13 O2(g)→ 5 CO2 (g)+ 6 H2O(   )

Question 2

Which of the following types of compounds must have an sp2-hybridized carbon center?

Accepted Answer

A)  esters 
B)  ethers 
C)  cycloynes 
D)  amines 
E)  alcohols 
A)  esters 
B)  ethers 
C)  cycloynes 
D)  amines 
E)  alcohols

Question 3

What is the name of the given molecule?

Accepted Answer

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

Question 4

Which of the following formulas represents an unsaturated hydrocarbon?

Accepted Answer

A)  C2H6 
B)  C3H8 
C)  C4H10 
D)  C6H12 
E)  C7H16 
A)  C2H6 
B)  C3H8 
C)  C4H10 
D)  C6H12 
E)  C7H16

Question 5

A mixture of ethanol and benzoic acid is heated in the presence of an acid.Which of the following is the primary product of this reaction?

Accepted Answer

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

Question 6

What is the name of the following compound?

Accepted Answer

A)  3,4-diethyl-5-methylheptane 
B)  3,4,5-heptane 
C)  3-ethyl-5-(2-butyl)hexane 
D)  3-(2-butyl)-3-ethylhexane 
E)  3,5,6-trimethylheptane 
A)  3,4-diethyl-5-methylheptane 
B)  3,4,5-heptane 
C)  3-ethyl-5-(2-butyl)hexane 
D)  3-(2-butyl)-3-ethylhexane 
E)  3,5,6-trimethylheptane

Question 7

Which one of the following molecules has a chiral center?

Accepted Answer

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

Question 8

When a secondary alcohol is oxidized,the product is a(n)____.

Accepted Answer

A)  ketone 
B)  ether 
C)  ester 
D)  aldehyde 
E)  amide 
A)  ketone 
B)  ether 
C)  ester 
D)  aldehyde 
E)  amide

Question 9

Four of the following compounds are structural isomers.Which one is not?

Accepted Answer

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

Question 10

The addition of Br2 is used as the reaction to distinguish between alkanes and alkenes.What is the observation that accompanies this test?

Accepted Answer

A)  A bright red color is produced when Br2 reacts with an alkene. 
B)  Bromine dissolves in alkanes but not in alkenes. 
C)  Bromine is a dark red liquid.When it adds to the double bond of an alkene to make the dibromide,it becomes colorless. 
D)  The red color of bromine disappears when it dissolves in alkanes. 
E)  Bromine reacts with alkanes to form a precipitate. 
A)  A bright red color is produced when Br2 reacts with an alkene. 
B)  Bromine dissolves in alkanes but not in alkenes. 
C)  Bromine is a dark red liquid.When it adds to the double bond of an alkene to make the dibromide,it becomes colorless. 
D)  The red color of bromine disappears when it dissolves in alkanes. 
E)  Bromine reacts with alkanes to form a precipitate.

Question 11

The reaction of 1-propanol with K2Cr2O7 in acidic solution to produce propanal is what kind of reaction?

Accepted Answer

A)  polymerization 
B)  combustion 
C)  oxidation 
D)  reduction 
E)  double displacement 
A)  polymerization 
B)  combustion 
C)  oxidation 
D)  reduction 
E)  double displacement

Question 12

Which of the following class of compounds is responsible for many of the distinctive odors of artificial flavors and perfumes?

Accepted Answer

A)  Ethers 
B)  Aldehydes 
C)  Esters 
D)  Amides 
E)  Alkenes 
A)  Ethers 
B)  Aldehydes 
C)  Esters 
D)  Amides 
E)  Alkenes

Question 13

The reaction of methane with chlorine in the presence of ultraviolet radiation can produce ____.

Accepted Answer

A)  chloromethane 
B)  dichloromethane 
C)  trichloromethane 
D)  carbon tetrachloride 
E)  all of these products 
A)  chloromethane 
B)  dichloromethane 
C)  trichloromethane 
D)  carbon tetrachloride 
E)  all of these products

Question 14

Which of the structures below has the common name p-dichlorobenzene (where p- is para)?

Accepted Answer

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

Question 15

What is the name of the following compound?

Accepted Answer

A)  1,1,1-trimethylbutane 
B)  3-butylpropane 
C)  2-methyl-2-propylpropane 
D)  4,4-dimethylpentane 
E)  2,2-dimethylpentane 
A)  1,1,1-trimethylbutane 
B)  3-butylpropane 
C)  2-methyl-2-propylpropane 
D)  4,4-dimethylpentane 
E)  2,2-dimethylpentane

Question 16

When an aldehyde is oxidized,the product is a(n)____.

Accepted Answer

A)  ester 
B)  ketone 
C)  ether 
D)  alcohol 
E)  carboxylic acid 
A)  ester 
B)  ketone 
C)  ether 
D)  alcohol 
E)  carboxylic acid

Question 17

What is the name of the following benzene derivative?

Accepted Answer

A)  1-chlorobenzoic acid 
B)  5-chloroanaline 
C)  1-acetate-1-chlorobenzene 
D)  5-chlorobenzoic acid 
E)  1,3-chlorocarboxylic benzene 
A)  1-chlorobenzoic acid 
B)  5-chloroanaline 
C)  1-acetate-1-chlorobenzene 
D)  5-chlorobenzoic acid 
E)  1,3-chlorocarboxylic benzene

Question 18

Which of the following alkenes is capable of forming cis-trans isomers?

Accepted Answer

A)  (CH3)2 = CH2 
B)  (CH3)2 = CHBr 
C)  CH3CH = CH2 
D)  CH3CH = CBr2 
E)  CHBr = CHD 
A)  (CH3)2 = CH2 
B)  (CH3)2 = CHBr 
C)  CH3CH = CH2 
D)  CH3CH = CBr2 
E)  CHBr = CHD

Question 19

Which of the following acids is found in grapes?

Accepted Answer

A)  Tartaric acid 
B)  Acetic acid 
C)  Caproic acid 
D)  Uric acid 
E)  Oxalic acid 
A)  Tartaric acid 
B)  Acetic acid 
C)  Caproic acid 
D)  Uric acid 
E)  Oxalic acid

Question 20

Which of the following chemical equations depicts a halogenation reaction with benzene?

Accepted Answer

A)  C6H6(   )+ 3 Br2(g)→ 3 C2H2Br2(g) 
B)  C6H6(   )+ Cl2(g)→ C6H5Cl(   )+ HCl(g) 
C)  C6H6(   )+ CH3I(g)→ C6H5CH3(   )+ HI(g) 
D)  C6H6(   )+ Cl2(g)→ C6H4Cl2(   )+ H2(g) 
E)  C6H6(   )+ 3 Br2(g)→ 6 C6H6Br6(g) 
A)  C6H6(   )+ 3 Br2(g)→ 3 C2H2Br2(g) 
B)  C6H6(   )+ Cl2(g)→ C6H5Cl(   )+ HCl(g) 
C)  C6H6(   )+ CH3I(g)→ C6H5CH3(   )+ HI(g) 
D)  C6H6(   )+ Cl2(g)→ C6H4Cl2(   )+ H2(g) 
E)  C6H6(   )+ 3 Br2(g)→ 6 C6H6Br6(g)

Exam 24: Carbon: Not Just Another Element

What is the balanced chemical equation for the combustion of 4-methyl-1-pentene?

Which of the following types of compounds must have an sp2-hybridized carbon center?

What is the name of the given molecule?

Which of the following formulas represents an unsaturated hydrocarbon?

A mixture of ethanol and benzoic acid is heated in the presence of an acid.Which of the following is the primary product of this reaction?

What is the name of the following compound?

Which one of the following molecules has a chiral center?

When a secondary alcohol is oxidized,the product is a(n)____.

Four of the following compounds are structural isomers.Which one is not?

The addition of Br2 is used as the reaction to distinguish between alkanes and alkenes.What is the observation that accompanies this test?

The reaction of 1-propanol with K2Cr2O7 in acidic solution to produce propanal is what kind of reaction?

Which of the following class of compounds is responsible for many of the distinctive odors of artificial flavors and perfumes?

The reaction of methane with chlorine in the presence of ultraviolet radiation can produce ____.

Which of the structures below has the common name p-dichlorobenzene (where p- is para)?

What is the name of the following compound?

When an aldehyde is oxidized,the product is a(n)____.

What is the name of the following benzene derivative?

Which of the following alkenes is capable of forming cis-trans isomers?

Which of the following acids is found in grapes?

Which of the following chemical equations depicts a halogenation reaction with benzene?

Basic Concepts of Chemistry

Lets Review: The Tools of Quantitative Chemistry

Atoms, molecules, and Ions

Chemical Reactions

Stoichiometry: Quantitative Information About Chemical Reactions

Principles of Chemical Reactivity: Energy and Chemical Reactions

The Structure of Atoms

The Structure of Atoms and Periodic Trends

Bonding and Molecular Structure

Bonding and Molecular Structure Orbital Hybridization and Molecular Orbitals

Gases and Their Properties

Intermolecular Forces and Liquids

The Solid State

Solutions and Their Behavior

Chemical Kinetics: the Rates of Chemical Reactions

Principles of Chemical Reactivity: Equilibria

Principles of Chemical Reactivity: the Chemistry of Acids and Bases

Principles of Chemical Reactivity: Other Aspects of Aqueous Equilibria

Principles of Chemical Reactivity: Entropy and Free Energy

Principles of Chemical Reactivity: Electron Transfer Reactions

Environmental Chemistry: Earths Environment, energy, and Sustainability

The Chemistry of the Main Group Elements

The Chemistry of the Transition Elements

Biochemistry

Nuclear Chemistry

Filters

Which of the following types of compounds must have an sp²-hybridized carbon center?

The addition of Br₂ is used as the reaction to distinguish between alkanes and alkenes.What is the observation that accompanies this test?

The reaction of 1-propanol with K₂Cr₂O₇ in acidic solution to produce propanal is what kind of reaction?