Question 1

CH3CH2CH2COOH is ____.

Accepted Answer

A)  isobutyl alcohol 
B)  butyl alcohol 
C)  propionic acid 
D)  butanoic acid 
E)  oxalic acid 
A)  isobutyl alcohol 
B)  butyl alcohol 
C)  propionic acid 
D)  butanoic acid 
E)  oxalic acid

Question 2

Which one of the following statements concerning isomers is INCORRECT?

Accepted Answer

A)  Pairs of nonsuperimposable molecules are called enantiomers. 
B)  Enantiomers have identical melting and boiling points. 
C)  Molecules with two or more geometric isomers are termed chiral pairs. 
D)  Optical isomers rotate polarized light in opposite directions. 
E)  Structural isomers have the same composition,but the atoms are linked in different ways. 
A)  Pairs of nonsuperimposable molecules are called enantiomers. 
B)  Enantiomers have identical melting and boiling points. 
C)  Molecules with two or more geometric isomers are termed chiral pairs. 
D)  Optical isomers rotate polarized light in opposite directions. 
E)  Structural isomers have the same composition,but the atoms are linked in different ways.

Question 3

What is the classification of the molecule below?

Accepted Answer

A)  polymer 
B)  fatty acid 
C)  saccharide 
D)  carbohydrate 
E)  triglyceride 
A)  polymer 
B)  fatty acid 
C)  saccharide 
D)  carbohydrate 
E)  triglyceride

Question 4

What is the molecular formula of a cyclic alkane with 5 carbon atoms?

Accepted Answer

A)  C5H12 
B)  C5H8 
C)  C5H14 
D)  C5H10 
E)  C5H5 
A)  C5H12 
B)  C5H8 
C)  C5H14 
D)  C5H10 
E)  C5H5

Question 5

An aldehyde may be produced by the oxidation of a(n)_____.

Accepted Answer

A)  alkane 
B)  alkene 
C)  primary alcohol 
D)  seconday alcohol 
E)  ether 
A)  alkane 
B)  alkene 
C)  primary alcohol 
D)  seconday alcohol 
E)  ether

Question 6

Which of the following chemical equations depicts an alkylation reaction?

Accepted Answer

A)  C6H6(   )+ CH3Cl(   )→ C6H5CH3(   )+ HCl(g) 
B)  2 CH3OH(   )+ 3 O2(g)→ 2 CO2(g)+ 4 H2O(   ) 
C)  C6H12(   )→ C6H10(   )+ H2(g) 
D)  CH2ClCH2Cl(g)+ H2(g)→ CH3CH3(g)+ Cl2(g) 
E)  CHClCHCl(g)→ CH2ClCH2Cl(g) 
A)  C6H6(   )+ CH3Cl(   )→ C6H5CH3(   )+ HCl(g) 
B)  2 CH3OH(   )+ 3 O2(g)→ 2 CO2(g)+ 4 H2O(   ) 
C)  C6H12(   )→ C6H10(   )+ H2(g) 
D)  CH2ClCH2Cl(g)+ H2(g)→ CH3CH3(g)+ Cl2(g) 
E)  CHClCHCl(g)→ CH2ClCH2Cl(g)

Question 7

How many structures (i.e.,unique isomers)exist for tribromobenzene?

Accepted Answer

A)  2 
B)  3 
C)  4 
D)  5 
E)  6 
A)  2 
B)  3 
C)  4 
D)  5 
E)  6

Question 8

What is the name of the product of the reaction that occurs when a mixture of methanol and propionic acid is heated in the presence of acid?

Accepted Answer

A)  methyl propylether 
B)  2-propanone 
C)  propyl methanoate 
D)  2-methylpropanal 
E)  methyl propanoate 
A)  methyl propylether 
B)  2-propanone 
C)  propyl methanoate 
D)  2-methylpropanal 
E)  methyl propanoate

Question 9

Which of the following is the product of the addition of excess F2 to acetylene?

Accepted Answer

A)  1,2-difluoroethane 
B)  Ethylene 
C)  1,1,2,2-tetrafluoroethane 
D)  Ethane 
E)  1,1-difluoroethylene 
A)  1,2-difluoroethane 
B)  Ethylene 
C)  1,1,2,2-tetrafluoroethane 
D)  Ethane 
E)  1,1-difluoroethylene

Question 10

Which of the following alcohols is least likely to be soluble in water?

Accepted Answer

A)  3-pentanol 
B)  2-butanol 
C)  1,2-ethanediol 
D)  1,2,3-propanetriol 
E)  Methanol 
A)  3-pentanol 
B)  2-butanol 
C)  1,2-ethanediol 
D)  1,2,3-propanetriol 
E)  Methanol

Question 11

What is the name of the given compound?

Accepted Answer

A)  Pentanol 
B)  Cyclopentane 
C)  Cyclohexane 
D)  Cyclopentene 
E)  1,5-pentane 
A)  Pentanol 
B)  Cyclopentane 
C)  Cyclohexane 
D)  Cyclopentene 
E)  1,5-pentane

Question 12

What is the name of the following compound? CH3-(CH2)5 -CH3

Accepted Answer

A)  Heptane 
B)  Pentane 
C)  Butane 
D)  Ethane 
E)  Hexane 
A)  Heptane 
B)  Pentane 
C)  Butane 
D)  Ethane 
E)  Hexane

Question 13

Which one of the following functional groups is a base?

Accepted Answer

A)  aldehyde 
B)  alcohol 
C)  carboxylic acid 
D)  ether 
E)  amine 
A)  aldehyde 
B)  alcohol 
C)  carboxylic acid 
D)  ether 
E)  amine

Question 14

How many isomers exist for the following benzene derivative,C6H4ClBr?

Accepted Answer

A)  2 
B)  3 
C)  4 
D)  5 
E)  none 
A)  2 
B)  3 
C)  4 
D)  5 
E)  none

Question 15

Which of the following is the expected product from the reaction of 2,3-dimethyl-1-heptene with hydrogen gas?

Accepted Answer

A)  2,2-dimethylheptane 
B)  2,3-dimethylheptane 
C)  3,3-dimethylheptane 
D)  2-methyloctane 
E)  2,3-dimethyl-2-heptene 
A)  2,2-dimethylheptane 
B)  2,3-dimethylheptane 
C)  3,3-dimethylheptane 
D)  2-methyloctane 
E)  2,3-dimethyl-2-heptene

Question 16

The functional group RCONR' is characteristic of a(n)____.

Accepted Answer

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

Question 17

Molecules with nonsuperimposable mirror images are termed chiral.Pairs of nonsuperimposable,mirror image molecules are called ________.

Accepted Answer

The answer of Molecules with nonsuperimposable mirror images are termed...

Question 18

Polyvinyl chloride is used in raincoats and pipes.It is produced by the addition reaction of chloroethylene,CH2CHCl.What is the structure of the polymer produced in this reaction?

Accepted Answer

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

Question 19

How many isomers,both structural and geometric,have the molecular formula C5H12?

Accepted Answer

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

Question 20

Which of the following is an example of a hydrocarbon structural formula?

Accepted Answer

A)  C6H12 
B)    
C)    
D)    
E)  CH3CH2CH2CH3 
A)  C6H12 
B)    
C)    
D)    
E)  CH3CH2CH2CH3

Exam 24: Carbon: Not Just Another Element

CH3CH2CH2COOH is ____.

Which one of the following statements concerning isomers is INCORRECT?

What is the classification of the molecule below?

What is the molecular formula of a cyclic alkane with 5 carbon atoms?

An aldehyde may be produced by the oxidation of a(n)_____.

Which of the following chemical equations depicts an alkylation reaction?

How many structures (i.e.,unique isomers)exist for tribromobenzene?

What is the name of the product of the reaction that occurs when a mixture of methanol and propionic acid is heated in the presence of acid?

Which of the following is the product of the addition of excess F2 to acetylene?

Which of the following alcohols is least likely to be soluble in water?

What is the name of the given compound?

What is the name of the following compound? CH3-(CH2)5 -CH3

Which one of the following functional groups is a base?

How many isomers exist for the following benzene derivative,C6H4ClBr?

Which of the following is the expected product from the reaction of 2,3-dimethyl-1-heptene with hydrogen gas?

The functional group RCONR' is characteristic of a(n)____.

Molecules with nonsuperimposable mirror images are termed chiral.Pairs of nonsuperimposable,mirror image molecules are called ________.

Polyvinyl chloride is used in raincoats and pipes.It is produced by the addition reaction of chloroethylene,CH2CHCl.What is the structure of the polymer produced in this reaction?

How many isomers,both structural and geometric,have the molecular formula C5H12?

Which of the following is an example of a hydrocarbon structural formula?

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

CH₃CH₂CH₂COOH is ____.

Which of the following is the product of the addition of excess F₂ to acetylene?

What is the name of the following compound? CH₃-(CH₂)₅ -CH₃

How many isomers exist for the following benzene derivative,C₆H₄ClBr?

Polyvinyl chloride is used in raincoats and pipes.It is produced by the addition reaction of chloroethylene,CH₂CHCl.What is the structure of the polymer produced in this reaction?

How many isomers,both structural and geometric,have the molecular formula C₅H₁₂?