Question 1

The common name for methylbenzene is aniline.

Accepted Answer

A) True 
 B)False

Question 2

The addition of water to an alkene is called a hydrogenation reaction.

Accepted Answer

A) True 
 B)False

Question 3

The IUPAC name of this compound is 3, 4-dimethyl-2, 4, 6-octatriene.

Accepted Answer

A) True 
 B)False

Question 4

In 2-butene, when the two CH3 groups are on the opposite side of the double bond, the compound is called the _____ isomer.

Accepted Answer

Question 5

When an oil is partially hydrogenated, all of the double bonds react with H2, giving a product that has a higher melting point.

Accepted Answer

A) True 
 B)False

Question 6

The IUPAC name of this compound is 5-butyl-5-methyl-3-heptyne.

Accepted Answer

A) True 
 B)False

Question 7

Fatty acids are carboxylic acids (RCOOH)with long carbon chains.

Accepted Answer

A) True 
 B)False

Question 8

Which is the molecular formula of an alkyne?

Accepted Answer

A) C10H18 
B) C9H18 
C) C8H18 
D) C10H20 
A) C10H18 
B) C9H18 
C) C8H18 
D) C10H20

Question 9

Para-chlorotoluene is the name of an organic compound. Which of the following statements concerning the structure of this compound is false?

Accepted Answer

A) The compound is an alkene. 
B) The compound contains a ring of carbon atoms. 
C) A chlorine atom and a methyl group are substituents present in this compound. 
D) The substituents that are present have a 1, 4 relationship. 
A) The compound is an alkene. 
B) The compound contains a ring of carbon atoms. 
C) A chlorine atom and a methyl group are substituents present in this compound. 
D) The substituents that are present have a 1, 4 relationship.

Question 10

Compounds containing two or more benzene rings that share carbon-carbon bonds are called polycyclic aromatic hydrocarbons (PAHs).

Accepted Answer

A) True 
 B)False

Question 11

Aromatic hydrocarbons and alkenes undergo the same kind of addition reactions.

Accepted Answer

A) True 
 B)False

Question 12

When benzene undergoes a sulfonation reaction the product is the compound shown below.

Accepted Answer

A) True 
 B)False

Question 13

Which fatty acid has the highest melting point?

Accepted Answer

A) CH3(CH2)12COOH 
B) CH3(CH2)2CH=CH(CH2)8COOH 
C) CH3(CH2)2CH=CH(CH2)2CH=CH(CH2)4COOH 
D) CH3(CH2)14COOH 
A) CH3(CH2)12COOH 
B) CH3(CH2)2CH=CH(CH2)8COOH 
C) CH3(CH2)2CH=CH(CH2)2CH=CH(CH2)4COOH 
D) CH3(CH2)14COOH

Question 14

Which fatty acid has the lowest melting point?

Accepted Answer

A) CH3(CH2)12COOH 
B) CH3(CH2)2CH=CH(CH2)8COOH 
C) CH3(CH2)2CH=CH(CH2)2CH=CH(CH2)4COOH 
D) CH3(CH2)14COOH 
A) CH3(CH2)12COOH 
B) CH3(CH2)2CH=CH(CH2)8COOH 
C) CH3(CH2)2CH=CH(CH2)2CH=CH(CH2)4COOH 
D) CH3(CH2)14COOH

Question 15

Which name is a valid IUPAC name of an unsaturated hydrocarbon?

Accepted Answer

A) 2, 3-dimethyl-3-hexyne 
B) trans-1-hexene 
C) trans-3-pentyne 
D) 5-butylcyclohexene 
E) 2-methyl-2-butene 
A) 2, 3-dimethyl-3-hexyne 
B) trans-1-hexene 
C) trans-3-pentyne 
D) 5-butylcyclohexene 
E) 2-methyl-2-butene

Question 16

All 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 would be effective. 
A)    
B)    
C)    
D)    
E) All would be effective.

Question 17

As the number of double bonds in a fatty acid increases, the melting point of the fatty acid _____.

Accepted Answer

The answer of As the number of double bonds in...

Question 18

What starting material in a hydrochlorination reaction would produce the compound below?

Accepted Answer

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

Question 19

The compound levonorgestrel, shown below, contains several different functional groups which allow it to be classified as more than one type of organic compound. Which compound classification type for levonorgestrel is incorrect?

Accepted Answer

A) alcohol 
B) alkene 
C) alkyne 
D) ketone 
E) aromatic 
A) alcohol 
B) alkene 
C) alkyne 
D) ketone 
E) aromatic

Question 20

An alkene has the general molecular formula CnH2n, where n is the number of carbons in the compound.

Accepted Answer

A) True 
 B)False

Exam 13: Unsaturated Hydrocarbons

The common name for methylbenzene is aniline.

The addition of water to an alkene is called a hydrogenation reaction.

The IUPAC name of this compound is 3, 4-dimethyl-2, 4, 6-octatriene.

In 2-butene, when the two CH3 groups are on the opposite side of the double bond, the compound is called the _____ isomer.

When an oil is partially hydrogenated, all of the double bonds react with H2, giving a product that has a higher melting point.

The IUPAC name of this compound is 5-butyl-5-methyl-3-heptyne.

Fatty acids are carboxylic acids (RCOOH)with long carbon chains.

Which is the molecular formula of an alkyne?

Para-chlorotoluene is the name of an organic compound. Which of the following statements concerning the structure of this compound is false?

Compounds containing two or more benzene rings that share carbon-carbon bonds are called polycyclic aromatic hydrocarbons (PAHs).

Aromatic hydrocarbons and alkenes undergo the same kind of addition reactions.

When benzene undergoes a sulfonation reaction the product is the compound shown below.

Which fatty acid has the highest melting point?

Which fatty acid has the lowest melting point?

Which name is a valid IUPAC name of an unsaturated hydrocarbon?

All 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?

As the number of double bonds in a fatty acid increases, the melting point of the fatty acid _____.

What starting material in a hydrochlorination reaction would produce the compound below?

The compound levonorgestrel, shown below, contains several different functional groups which allow it to be classified as more than one type of organic compound. Which compound classification type for levonorgestrel is incorrect?

An alkene has the general molecular formula CnH2n, where n is the number of carbons in the compound.

Matter and Measurement

Atoms and the Periodic Table

Ionic Compounds

Covalent Compounds

Chemical Reactions

Energy Changes, Reaction Rates, and Equilibrium

Gases, Liquids, and Solids

Solutions

Acids and Bases

Nuclear Chemistry

Introduction to Organic Molecules and Functional Groups

Alkanes

Organic Compounds That Contain Oxygen, Halogen, or Sulfur

The Three-Dimensional Shape of Molecules

Aldehydes and Ketones

Carboxylic Acids, Esters, and Amides

Amines and Neurotransmitters

Lipids

Carbohydrates

Amino Acids, Proteins, and Enzymes

Nucleic Acids and Protein Synthesis

Digestion and the Conversion of Food Into Energy

Carbohydrate, Lipid, and Protein Metabolism

Filters

In 2-butene, when the two CH₃ groups are on the opposite side of the double bond, the compound is called the _____ isomer.

When an oil is partially hydrogenated, all of the double bonds react with H₂, giving a product that has a higher melting point.

An alkene has the general molecular formula C_nH_2n, where n is the number of carbons in the compound.