Question 1

Select the correct name for this compound.

Accepted Answer

A)  2,5-dimethyl-3-octyne-6-cyclobutane 
B)  4-cyclobutyl-1-isopropyl-3-methyl-1-hexyne 
C)  3-cyclobutyl-4,7-dimethyl-5-octyne 
D)  6-cyclobutyl-2,5-dimethyl-3-octyne 
E)  3-cyclobutyl-4,7-dimethyl-5-octene 
A)  2,5-dimethyl-3-octyne-6-cyclobutane 
B)  4-cyclobutyl-1-isopropyl-3-methyl-1-hexyne 
C)  3-cyclobutyl-4,7-dimethyl-5-octyne 
D)  6-cyclobutyl-2,5-dimethyl-3-octyne 
E)  3-cyclobutyl-4,7-dimethyl-5-octene D

Question 2

Identify the principal organic products for the following reaction.

Accepted Answer

A)    
B)    
C)    
D)    
E)  None of these choices is among the principal organic products of the reaction. 
A)    
B)    
C)    
D)    
E)  None of these choices is among the principal organic products of the reaction. B

Question 3

Identify the two principal products of the reaction between ammonia and ethyl propionate.

Accepted Answer

A)    
B)    
C)    
D)    
E)  None of these choices is correct. 
A)    
B)    
C)    
D)    
E)  None of these choices is correct. B

Question 4

The carbon atoms in a molecule of cyclohexane lie in the same plane.

Accepted Answer

A) True 
 B)False

Question 5

Which of the following features do cyclohexene and 3-methyl-1-pentyne have in common?

Accepted Answer

A)  same physical properties 
B)  same chemical properties 
C)  same boiling point 
D)  same molecular weight 
E)  same number of double bonds 
A)  same physical properties 
B)  same chemical properties 
C)  same boiling point 
D)  same molecular weight 
E)  same number of double bonds

Question 6

As a result of delocalization of the pi-electrons, all the carbon-carbon bonds in benzene are identical.

Accepted Answer

A) True 
 B)False

Question 7

Select the correct name for the following compound.

Accepted Answer

A)  1-ethyl-3-methylcyclohexane 
B)  1-methyl-5-ethylcyclohexane 
C)  meta-ethylmethylcyclohexane 
D)  meta-ethylmethylbenzene 
E)  3-ethyltoluene 
A)  1-ethyl-3-methylcyclohexane 
B)  1-methyl-5-ethylcyclohexane 
C)  meta-ethylmethylcyclohexane 
D)  meta-ethylmethylbenzene 
E)  3-ethyltoluene

Question 8

Identify the products of the following reaction.

Accepted Answer

A)    
B)    
C)    
D)    
E)  None of the above pairs of compounds is formed in the reaction. 
A)    
B)    
C)    
D)    
E)  None of the above pairs of compounds is formed in the reaction.

Question 9

Because of delocalization, all the carbon-carbon bond lengths in 1,3-cyclopentadiene are identical.

Accepted Answer

A) True 
 B)False

Question 10

Select the correct name for this compound.

Accepted Answer

A)  cis-3-ethyl-2,6-dimethyl-6-propyl-4-nonene 
B)  trans-3-ethyl-2,6-dimethyl-6-propyl-4-nonene 
C)  cis-7-ethyl-4,8-dimethyl-4-propyl-5-nonene 
D)  trans-7-ethyl-4,8-dimethyl-4-propyl-5-nonene 
E)  None of these choices is correct. 
A)  cis-3-ethyl-2,6-dimethyl-6-propyl-4-nonene 
B)  trans-3-ethyl-2,6-dimethyl-6-propyl-4-nonene 
C)  cis-7-ethyl-4,8-dimethyl-4-propyl-5-nonene 
D)  trans-7-ethyl-4,8-dimethyl-4-propyl-5-nonene 
E)  None of these choices is correct.

Question 11

The protein amino acid sequence, the RNA base sequence, and the DNA base sequence are interrelated. Which of the following descriptions is correct?

Accepted Answer

A)  The RNA base sequence determines the DNA base sequence which, in turn, determines the protein amino acid sequence. 
B)  The DNA base sequence determines the RNA base sequence which, in turn, determines the protein amino acid sequence. 
C)  The DNA base sequence determines the protein amino acid sequence which, in turn, determines the RNA base sequence. 
D)  The RNA base sequence determines the protein amino acid sequence which, in turn, determines the DNA base sequence. 
E)  None of these choices is correct. 
A)  The RNA base sequence determines the DNA base sequence which, in turn, determines the protein amino acid sequence. 
B)  The DNA base sequence determines the RNA base sequence which, in turn, determines the protein amino acid sequence. 
C)  The DNA base sequence determines the protein amino acid sequence which, in turn, determines the RNA base sequence. 
D)  The RNA base sequence determines the protein amino acid sequence which, in turn, determines the DNA base sequence. 
E)  None of these choices is correct.

Question 12

Describe and contrast fibrous and globular proteins in terms of their amino acid composition, their structure and their function.

Accepted Answer

Fibrous proteins are composed of relativ

Question 13

Because organic compounds are associated with living organisms, their properties are governed by fundamentally different chemical principles from those of inorganic compounds.

Accepted Answer

A) True 
 B)False

Question 14

Amygdalin (Laetrile) was once touted for its potential anticancer activity. However, the claims were never scientifically verified. Identify the functional group circled.

Accepted Answer

A)  carbonite 
B)  ether 
C)  amide 
D)  amine 
E)  nitrile 
A)  carbonite 
B)  ether 
C)  amide 
D)  amine 
E)  nitrile

Question 15

One source of a musky odor in perfumes is civetone, a compound extracted from the scent gland of the civet cat. Identify the functional group circled.

Accepted Answer

A)  aldehyde 
B)  ketone 
C)  alcohol 
D)  carboxylic acid 
E)  oxide 
A)  aldehyde 
B)  ketone 
C)  alcohol 
D)  carboxylic acid 
E)  oxide

Question 16

Putrescine is produced during the decay and protein breakdown of meats and is responsible for some of the odor found in them. Identify the functional group circled.

Accepted Answer

A)  aldehyde 
B)  ketone 
C)  amide 
D)  nitrile 
E)  amine 
A)  aldehyde 
B)  ketone 
C)  amide 
D)  nitrile 
E)  amine

Question 17

Which compound, if any, will be optically active?

Accepted Answer

A)    
B)    
C)    
D)    
E)  None of these choices is optically active. 
A)    
B)    
C)    
D)    
E)  None of these choices is optically active.

Question 18

Draw and name four alkenes with the formula C4H8.

Accepted Answer

Question 19

Nylon-type compounds are prepared by the reaction of

Accepted Answer

A)  a diol with a diacid. 
B)  an alcohol with a diacid. 
C)  a diamine with a diacid. 
D)  an amine with a diacid. 
E)  a diamine with an acid. 
A)  a diol with a diacid. 
B)  an alcohol with a diacid. 
C)  a diamine with a diacid. 
D)  an amine with a diacid. 
E)  a diamine with an acid.

Question 20

Benzocaine is from a family of chemicals that are good local anesthetics. Identify the functional group circled.

Accepted Answer

A)  aldehyde 
B)  ketone 
C)  ester 
D)  carboxylic acid 
E)  carbonyl 
A)  aldehyde 
B)  ketone 
C)  ester 
D)  carboxylic acid 
E)  carbonyl

Exam 15: Organic Compounds and the Atomic Properties of Carbon

Select the correct name for this compound.

Identify the principal organic products for the following reaction.

Identify the two principal products of the reaction between ammonia and ethyl propionate.

The carbon atoms in a molecule of cyclohexane lie in the same plane.

Which of the following features do cyclohexene and 3-methyl-1-pentyne have in common?

As a result of delocalization of the pi-electrons, all the carbon-carbon bonds in benzene are identical.

Select the correct name for the following compound.

Identify the products of the following reaction.

Because of delocalization, all the carbon-carbon bond lengths in 1,3-cyclopentadiene are identical.

Select the correct name for this compound.

The protein amino acid sequence, the RNA base sequence, and the DNA base sequence are interrelated. Which of the following descriptions is correct?

Describe and contrast fibrous and globular proteins in terms of their amino acid composition, their structure and their function.

Because organic compounds are associated with living organisms, their properties are governed by fundamentally different chemical principles from those of inorganic compounds.

Amygdalin (Laetrile) was once touted for its potential anticancer activity. However, the claims were never scientifically verified. Identify the functional group circled.

One source of a musky odor in perfumes is civetone, a compound extracted from the scent gland of the civet cat. Identify the functional group circled.

Putrescine is produced during the decay and protein breakdown of meats and is responsible for some of the odor found in them. Identify the functional group circled.

Which compound, if any, will be optically active?

Draw and name four alkenes with the formula C4H8.

Nylon-type compounds are prepared by the reaction of

Benzocaine is from a family of chemicals that are good local anesthetics. Identify the functional group circled.

Keys to the Study of Chemistry

The Components of Matter

Stoichiometry of Formulas and Equations

Three Major Classes of Chemical Reactions

Gases and the Kinetic-Molecular Theory

Thermochemistry: Energy Flow and Chemical Change

Quantum Theory and Atomic Structure

Electron Configuration and Chemical Periodicity

Models of Chemical Bonding

The Shapes of Molecules

Theories of Covalent Bonding

Intermolecular Forces: Liquids, Solids, and Phase Changes

The Properties of Mixtures: Solutions and Colloids

Periodic Patterns in the Main-Group Elements

Kinetics: Rates and Mechanisms of Chemical Reactions

Equilibrium: the Extent of Chemical Reactions

Acid-Base Equilibria

Ionic Equilibria in Aqueous Systems

Thermodynamics: Entropy, Free Energy, and the Direction of Chemical Reactions

Electrochemistry: Chemical Change and Electrical Work

The Elements in Nature and Industry

The Transition Elements and Their Coordination Compounds

Nuclear Reactions and Their Applications

Filters

Draw and name four alkenes with the formula C₄H₈.