Question 1

What are the products of the combustion of alkanes?

Accepted Answer

A)  Carbon and hydrogen 
B)  Carbon and water 
C)  Carbon dioxide and hydrogen 
D)  Carbon dioxide and water 
A)  Carbon and hydrogen 
B)  Carbon and water 
C)  Carbon dioxide and hydrogen 
D)  Carbon dioxide and water

Question 2

What is the hybridization of a carbon atom in an alkane?

Accepted Answer

A)  sp3 
B)  sp2 
C)  sp 
D)  p 
A)  sp3 
B)  sp2 
C)  sp 
D)  p

Question 3

What is the molecular formula of a cycloalkane that has six carbon atoms?

Accepted Answer

A)  C6H14 
B)  C6H10 
C)  C6H12 
D)  C6H16 
A)  C6H14 
B)  C6H10 
C)  C6H12 
D)  C6H16

Question 4

Which of the following is the most stable conformation of the following compound?

Accepted Answer

A)  I 
B)  II 
C)  III 
D)  IV 
A)  I 
B)  II 
C)  III 
D)  IV

Question 5

What is the common name of the following alkyl group?

Accepted Answer

A)  Isobutyl 
B)  sec-Butyl 
C)  Isopropyl 
D)  tert-Butyl 
A)  Isobutyl 
B)  sec-Butyl 
C)  Isopropyl 
D)  tert-Butyl

Question 6

What is the alternate chair conformation of the following compound?

Accepted Answer

A)  I 
B)  II 
C)  III 
D)  IV 
A)  I 
B)  II 
C)  III 
D)  IV

Question 7

What is the IUPAC name for the following compound?

Accepted Answer

A)  4-Ethyl-5-methyloctane 
B)  4-Methyl-5-ethyloctane 
C)  4-Methyl-3-propylheptane 
D)  4-Methyl-5-propyloctane 
A)  4-Ethyl-5-methyloctane 
B)  4-Methyl-5-ethyloctane 
C)  4-Methyl-3-propylheptane 
D)  4-Methyl-5-propyloctane

Question 8

How many cycloalkane constitutional isomers (excluding stereoisomers) are there with molecular formula C5H10?

Accepted Answer

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

Question 9

What is the common name of the following alkyl group?

Accepted Answer

A)  Isopropyl 
B)  Isobutyl 
C)  sec-Butyl 
D)  tert-Butyl 
A)  Isopropyl 
B)  Isobutyl 
C)  sec-Butyl 
D)  tert-Butyl

Question 10

Which of the following compounds has only primary, secondary and quaternary carbon atoms?

Accepted Answer

A)  Pentane 
B)  2-Methylpentane 
C)  2,2-Dimethylpentane 
D)  2,2,3-Trimethylpentane 
A)  Pentane 
B)  2-Methylpentane 
C)  2,2-Dimethylpentane 
D)  2,2,3-Trimethylpentane

Question 11

Select the most stable conformer of cis-1,3-cyclohexanediol.

Accepted Answer

A)  I 
B)  II 
C)  III 
D)  IV 
A)  I 
B)  II 
C)  III 
D)  IV

Question 12

Which of the following compounds has primary, secondary, tertiary and quaternary carbon atoms?

Accepted Answer

A)  Pentane 
B)  2-Methylpentane 
C)  2,2-Dimethylpentane 
D)  2,2,3-Trimethylpentane 
A)  Pentane 
B)  2-Methylpentane 
C)  2,2-Dimethylpentane 
D)  2,2,3-Trimethylpentane

Question 13

Which of the following is the highest energy conformer of 2,3-dimethylbutane?

Accepted Answer

A)  I 
B)  II 
C)  III 
D)  IV 
A)  I 
B)  II 
C)  III 
D)  IV

Question 14

What is the IUPAC name for the following compound?

Accepted Answer

A)  Hexylcyclopentane 
B)  1-Hexylcyclopentane 
C)  1-Cyclopentylhexane 
D)  1-Cyclopentylheptane 
A)  Hexylcyclopentane 
B)  1-Hexylcyclopentane 
C)  1-Cyclopentylhexane 
D)  1-Cyclopentylheptane

Question 15

What is the parent chain for the following compound?

Accepted Answer

A)  Heptane 
B)  Octane 
C)  Nonane 
D)  Decane 
A)  Heptane 
B)  Octane 
C)  Nonane 
D)  Decane

Question 16

What is the name of the alkyl group that contains two carbons in a straight chain and one-carbon branch?

Accepted Answer

A)  Ethyl 
B)  Propyl 
C)  Isopropyl 
D)  None of the above 
A)  Ethyl 
B)  Propyl 
C)  Isopropyl 
D)  None of the above

Exam 4: Alkanes

What are the products of the combustion of alkanes?

What is the hybridization of a carbon atom in an alkane?

What is the molecular formula of a cycloalkane that has six carbon atoms?

Which of the following is the most stable conformation of the following compound?

What is the common name of the following alkyl group?

What is the alternate chair conformation of the following compound?

What is the IUPAC name for the following compound?

How many cycloalkane constitutional isomers (excluding stereoisomers) are there with molecular formula C5H10?

What is the common name of the following alkyl group?

Which of the following compounds has only primary, secondary and quaternary carbon atoms?

Select the most stable conformer of cis-1,3-cyclohexanediol.

Which of the following compounds has primary, secondary, tertiary and quaternary carbon atoms?

Which of the following is the highest energy conformer of 2,3-dimethylbutane?

What is the IUPAC name for the following compound?

What is the parent chain for the following compound?

What is the name of the alkyl group that contains two carbons in a straight chain and one-carbon branch?

Structure and Bonding

Acids and Bases

Introduction to Organic Molecules and Functional Groups

Stereochemistry

Understanding Organic Reactions

Alkyl Halides and Nucleophilic Substitution

Alkyl Halides and Elimination Reactions

Alcohols, Ethers and Epoxides

Alkenes

Alkynes

Oxidation and Reduction

Mass Spectrometry and Infrared Spectroscopy

Nuclear Magnetic Resonance Spectroscopy

Radical Reactions

Conjugation, Resonance, and Dienes

Benzene and Aromatic Compounds

Electrophilic Aromatic Substitution

Carboxylic Acids and the Acidity of the O-H Bond

Introduction to Carbonyl Chemistry; Organometallic Reagents; Oxidation and Reduction

Aldehydes and Ketones Nucleophilic Addition

Carboxylic Acids and Derivatives

Substitution Reactions of Carbonyl Compounds at the Alpha-Carbon

Carbonyl Condensation Reactions

Amines

Carbon-Carbon Bond Forming Reactions in Organic Synthesis

Pericyclic Reactions

Carbohydrates

Amino Acids and Proteins

Lipids

Synthetic Polymers

Filters

How many cycloalkane constitutional isomers (excluding stereoisomers) are there with molecular formula C₅H₁₀?