Question 1

Which of these molecules is unsaturated?

Accepted Answer

A) CH4 
B) C2H6 
C) C4H6 
D) C5H12 
E) C6H14 
A) CH4 
B) C2H6 
C) C4H6 
D) C5H12 
E) C6H14

Question 2

The reaction of an alcohol and a carboxylic acid yields

Accepted Answer

A) a hydrocarbon. 
B) an ester. 
C) an ether. 
D) an aldehyde. 
E) a ketone. 
A) a hydrocarbon. 
B) an ester. 
C) an ether. 
D) an aldehyde. 
E) a ketone.

Question 3

The group of atoms that is responsible for the characteristic properties of a family of organic compounds is called a/an

Accepted Answer

A) reaction center. 
B) functional group. 
C) binding site. 
D) enzyme. 
E) polyatomic ion. 
A) reaction center. 
B) functional group. 
C) binding site. 
D) enzyme. 
E) polyatomic ion.

Question 4

Which one of the following functional groups is found in carboxylic acids?

Accepted Answer

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

Question 5

Alkanes have the general formula

Accepted Answer

A) CnH2n-4. 
B) CnH2n-2. 
C) CnH2n. 
D) CnH2n+2. 
E) CnH2n+4. 
A) CnH2n-4. 
B) CnH2n-2. 
C) CnH2n. 
D) CnH2n+2. 
E) CnH2n+4.

Question 6

Name the following compound:

Accepted Answer

The answer of Name the following compound:  ...

Question 7

Which one of these hydrocarbons does not have isomers?

Accepted Answer

A) C7H16 
B) C6H14 
C) C5H10 
D) C4H8 
E) C3H8 
A) C7H16 
B) C6H14 
C) C5H10 
D) C4H8 
E) C3H8

Question 8

Which one of the following functional groups is found in alcohols?

Accepted Answer

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

Question 9

Which one of these structures represents an ester functional group?

Accepted Answer

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

Question 10

Alkynes have the general formula

Accepted Answer

A) CnH2n-4. 
B) CnH2n-2. 
C) CnH2n. 
D) CnH2n+2. 
E) CnH2n+4. 
A) CnH2n-4. 
B) CnH2n-2. 
C) CnH2n. 
D) CnH2n+2. 
E) CnH2n+4.

Question 11

Write the formula for the alcohol and the carboxylic acid from which the following ester may be synthesized.

Accepted Answer

CH₃-(CH₂)₁₄-CO

Question 12

The compound that has a triple bond between one pair of carbon atoms is called a/an

Accepted Answer

A) alkane. 
B) chlorofluorocarbon. 
C) alkyne. 
D) alkene. 
E) alcohol. 
A) alkane. 
B) chlorofluorocarbon. 
C) alkyne. 
D) alkene. 
E) alcohol.

Question 13

The molecule shown below is chiral, i.e. not superimposable on its mirror image.

Accepted Answer

A) True 
 B)False

Question 14

The reaction of hydrogen chloride gas with propene will yield 1-chloropropane as the main product.

Accepted Answer

A) True 
 B)False

Question 15

Cycloalkanes have the general formula

Accepted Answer

A) CnH2n-4. 
B) CnH2n-2. 
C) CnH2n. 
D) CnH2n+2. 
E) CnH2n+4. 
A) CnH2n-4. 
B) CnH2n-2. 
C) CnH2n. 
D) CnH2n+2. 
E) CnH2n+4.

Question 16

Unsaturated hydrocarbons

Accepted Answer

A) contain at least one double or triple carbon-carbon bond. 
B) contain at least one element other than hydrogen and carbon. 
C) contain the maximum number of hydrogens that can bond with the carbon atoms present. 
D) cannot form structural isomers. 
E) cannot undergo addition reactions. 
A) contain at least one double or triple carbon-carbon bond. 
B) contain at least one element other than hydrogen and carbon. 
C) contain the maximum number of hydrogens that can bond with the carbon atoms present. 
D) cannot form structural isomers. 
E) cannot undergo addition reactions.

Question 17

Which functional group, when present in a compound that is allowed to stand in air, poses a danger of slowly yielding explosive peroxides?

Accepted Answer

A) ether 
B) alcohol 
C) carboxylic acid 
D) ketone 
E) unsaturated hydrocarbon 
A) ether 
B) alcohol 
C) carboxylic acid 
D) ketone 
E) unsaturated hydrocarbon

Question 18

Bromination of benzene (C6H6), an aromatic compound,

Accepted Answer

A) occurs by substitution rather than addition. 
B) occurs by addition rather than substitution. 
C) occurs more rapidly than bromination of a nonaromatic compound. 
D) results in formation of 1,2,3,4,5,6-hexabromocyclohexane. 
E) occurs in the absence of a catalyst. 
A) occurs by substitution rather than addition. 
B) occurs by addition rather than substitution. 
C) occurs more rapidly than bromination of a nonaromatic compound. 
D) results in formation of 1,2,3,4,5,6-hexabromocyclohexane. 
E) occurs in the absence of a catalyst.

Question 19

Which type of organic compound does not contain a carbonyl group?

Accepted Answer

A) ethers 
B) carboxylic acids 
C) ketones 
D) aldehydes 
E) esters 
A) ethers 
B) carboxylic acids 
C) ketones 
D) aldehydes 
E) esters

Question 20

How many structural isomers are there of C4H10?

Accepted Answer

A) 4 
B) 6 
C) 2 
D) 8 
E) 10 
A) 4 
B) 6 
C) 2 
D) 8 
E) 10

Exam 11: Introduction to Organic Chemistry

Which of these molecules is unsaturated?

The reaction of an alcohol and a carboxylic acid yields

The group of atoms that is responsible for the characteristic properties of a family of organic compounds is called a/an

Which one of the following functional groups is found in carboxylic acids?

Alkanes have the general formula

Name the following compound:

Which one of these hydrocarbons does not have isomers?

Which one of the following functional groups is found in alcohols?

Which one of these structures represents an ester functional group?

Alkynes have the general formula

Write the formula for the alcohol and the carboxylic acid from which the following ester may be synthesized.

The compound that has a triple bond between one pair of carbon atoms is called a/an

The molecule shown below is chiral, i.e. not superimposable on its mirror image.

The reaction of hydrogen chloride gas with propene will yield 1-chloropropane as the main product.

Cycloalkanes have the general formula

Unsaturated hydrocarbons

Which functional group, when present in a compound that is allowed to stand in air, poses a danger of slowly yielding explosive peroxides?

Bromination of benzene (C6H6), an aromatic compound,

Which type of organic compound does not contain a carbonyl group?

How many structural isomers are there of C4H10?

Introduction

Atoms, Molecules, and Ions

Stoichiometry

Reactions in Aqueous Solution

Gases

Energy Relationships in Chemical Reactions

The Electronic Structure of Atoms

The Periodic Table

Chemical Bonding I: the Covalent Bond

Chemical Bonding Ii: Molecular Geometry and Hybridization of Atomic Orbitals

Intermolecular Forces and Liquids and Solids

Physical Properties of Solutions

Chemical Kinetics

Chemical Equilibrium

Acids and Bases

Acid-Base Equilibria and Solubility Equilibria

Thermodynamics

Redox Reactions and Electrochemistry

The Chemistry of Coordination Compounds

Nuclear Chemistry

Organic Polymerssynthetic and Natural

Filters

Bromination of benzene (C₆H₆), an aromatic compound,

How many structural isomers are there of C₄H₁₀?