Question 1

Consider the diagram below.Both materials would be considered polycyclic aromatic compounds.

Accepted Answer

A) True 
 B)False

Question 2

Anthracene has the structure given below and is an example of a polycyclic aromatic compound.

Accepted Answer

A) True 
 B)False

Question 3

Select the major product that would result from the reaction below. CH3-CH=CH2 + H2O

Accepted Answer

A) CH3CH(OH)CH3 
B) CH3CH2CH2OH 
C) CH3CH2CH3 
D) CH3CH2CH2SO4 
A) CH3CH(OH)CH3 
B) CH3CH2CH2OH 
C) CH3CH2CH3 
D) CH3CH2CH2SO4

Question 4

Naphthalene is used as _____ .

Accepted Answer

A) an explosive 
B) moth repellent 
C) a pain reliever 
D) a solvent 
A) an explosive 
B) moth repellent 
C) a pain reliever 
D) a solvent

Question 5

Indicate the geometry around each of the carbon atoms in the following molecule.

Accepted Answer

A) 1 - triangular,2- tetrahedral,3 - linear 
B) 1 - linear,2- tetrahedral,3 - triangular 
C) 1 - tetrahedral,2- tetrahedral,3 - linear 
D) 1 - triangular,2- linear,3 - tetrahedral 
A) 1 - triangular,2- tetrahedral,3 - linear 
B) 1 - linear,2- tetrahedral,3 - triangular 
C) 1 - tetrahedral,2- tetrahedral,3 - linear 
D) 1 - triangular,2- linear,3 - tetrahedral

Question 6

Color is a property associated with which type of hydrocarbon?

Accepted Answer

A) alkanes 
B) alkenes 
C) alkynes 
D) cycloalkanes 
A) alkanes 
B) alkenes 
C) alkynes 
D) cycloalkanes

Question 7

The reaction of bromine with an alkene can be detected by which of the following?

Accepted Answer

A) formation of hydrogen gas 
B) loss of bromine solution color 
C) precipitate formation 
D) color change from red to green 
A) formation of hydrogen gas 
B) loss of bromine solution color 
C) precipitate formation 
D) color change from red to green

Question 8

What number would be used to indicate the double bond position in the IUPAC name for CH3-CH2-CH=CH-CH3

Accepted Answer

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

Question 9

Comparing unbranched alkanes and alkenes of the same length,alkenes have higher melting and boiling points.

Accepted Answer

A) True 
 B)False

Question 10

The physical properties of alkynes are very different from those of alkenes.

Accepted Answer

A) True 
 B)False

Question 11

Which is a difference between butene and cyclobutene?

Accepted Answer

A) They are isomers. 
B) Cyclobutene has 2 double bonds,butene does not. 
C) The location of the double bond is terminal in cyclobutene,but between interior carbons in butene. 
D) Cyclobutene is missing more hydrogens than is butene. 
A) They are isomers. 
B) Cyclobutene has 2 double bonds,butene does not. 
C) The location of the double bond is terminal in cyclobutene,but between interior carbons in butene. 
D) Cyclobutene is missing more hydrogens than is butene.

Question 12

Two moles of hydrogen gas would be required to convert one mole of 2-butyne into butane.

Accepted Answer

A) True 
 B)False

Question 13

Acetylene is commercially useful as a fuel for torches and as

Accepted Answer

A) a starting material for plastics. 
B) an industrial solvent. 
C) an ingredient in pesticides. 
D) a component in paint formulations. 
A) a starting material for plastics. 
B) an industrial solvent. 
C) an ingredient in pesticides. 
D) a component in paint formulations.

Question 14

Another acceptable name for 1-ethyl-3-methylbenzene is _____ .

Accepted Answer

A) m-ethylmethyltoluene 
B) o-ethylmethyltoluene 
C) p-ethylmethyltoluene 
D) m-ethyltoluene 
A) m-ethylmethyltoluene 
B) o-ethylmethyltoluene 
C) p-ethylmethyltoluene 
D) m-ethyltoluene

Question 15

Which of the following can exhibit geometric isomerism?

Accepted Answer

A) 1-propene 
B) 1,2,2-tribromoethene 
C) 2,3-dimethyl-2-butene 
D) 1-bromo-1-propene 
A) 1-propene 
B) 1,2,2-tribromoethene 
C) 2,3-dimethyl-2-butene 
D) 1-bromo-1-propene

Question 16

The alkynes belong to an extensive family of compounds that have a large biological significance,especially when discussing digestion.

Accepted Answer

A) True 
 B)False

Question 17

Markovnikov's rule indicates that in the addition of H-X to an alkene,the hydrogen becomes attached to the carbon atom that is already bonded to more hydrogens.

Accepted Answer

A) True 
 B)False

Question 18

Which is a difference between butyne and cyclobutyne?

Accepted Answer

A) Cyclobutyne does not exist. 
B) Butyne's multiple bond is interior,cyclobutyne is not between interior carbons. 
C) Cyclobutyne burns much hotter than butyne because of the greater unsaturation. 
D) Both b and c are differences between the molecules. 
A) Cyclobutyne does not exist. 
B) Butyne's multiple bond is interior,cyclobutyne is not between interior carbons. 
C) Cyclobutyne burns much hotter than butyne because of the greater unsaturation. 
D) Both b and c are differences between the molecules.

Question 19

How many pi bonds are in the following two molecules,respectively from left to right?

Accepted Answer

A) 2,1 
B) 1,2 
C) 2,2 
D) 4,3 
A) 2,1 
B) 1,2 
C) 2,2 
D) 4,3

Question 20

Aromatic compounds dissolve well in a nonpolar solvent.

Accepted Answer

A) True 
 B)False

Exam 12: Unsaturated Hydrocarbons

Consider the diagram below.Both materials would be considered polycyclic aromatic compounds.

Anthracene has the structure given below and is an example of a polycyclic aromatic compound.

Select the major product that would result from the reaction below. CH3-CH=CH2 + H2O

Naphthalene is used as _____ .

Indicate the geometry around each of the carbon atoms in the following molecule.

Color is a property associated with which type of hydrocarbon?

The reaction of bromine with an alkene can be detected by which of the following?

What number would be used to indicate the double bond position in the IUPAC name for CH3-CH2-CH=CH-CH3

Comparing unbranched alkanes and alkenes of the same length,alkenes have higher melting and boiling points.

The physical properties of alkynes are very different from those of alkenes.

Which is a difference between butene and cyclobutene?

Two moles of hydrogen gas would be required to convert one mole of 2-butyne into butane.

Acetylene is commercially useful as a fuel for torches and as

Another acceptable name for 1-ethyl-3-methylbenzene is _____ .

Which of the following can exhibit geometric isomerism?

The alkynes belong to an extensive family of compounds that have a large biological significance,especially when discussing digestion.

Markovnikov's rule indicates that in the addition of H-X to an alkene,the hydrogen becomes attached to the carbon atom that is already bonded to more hydrogens.

Which is a difference between butyne and cyclobutyne?

How many pi bonds are in the following two molecules,respectively from left to right?

Aromatic compounds dissolve well in a nonpolar solvent.

Matter, measurements, and Calculations

Atoms and Molecules

Electronic Structure and the Periodic Law

Forces Between Particles

Chemical Reactions

The States of Matter

Solutions and Colloids

Reaction Rates and Equilibrium

Acids, bases, and Salts

Radioactivity and Nuclear Processes

Organic Compounds: Alkanes

Alcohols, phenols, and Ethers

Aldehydes and Ketones

Carboxylic Acids and Esters

Amines and Amides

Carbohydrates

Lipids

Proteins

Enzymes

Nucleic Acids and Protein Synthesis

Nutrition and Energy for Life

Carbohydrate Metabolism

Lipid and Amino Acid Metabolism

Body Fluids

Filters

Select the major product that would result from the reaction below. CH₃-CH=CH₂ + H₂O

What number would be used to indicate the double bond position in the IUPAC name for CH₃-CH₂-CH=CH-CH₃