Question 1

How many moles of hydrogen (H2)will react with cis-2,3,3-trimethylhepta-1,5-diene?

Accepted Answer

A) 0 2 
B) 1 
C) 2 
D) 3 
E) 4 
A) 0 2 
B) 1 
C) 2 
D) 3 
E) 4

Question 2

What structure represents the most stable conformation of cis-1,3-dimethylcyclohexane?

Accepted Answer

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

Question 3

What is the common name for this compound?

Accepted Answer

A) Isobutyl bromide 
B) tert-Butyl bromide 
C) Butyl bromide 
D) sec-Butyl bromide 
E) Bromo-sec-butane 
A) Isobutyl bromide 
B) tert-Butyl bromide 
C) Butyl bromide 
D) sec-Butyl bromide 
E) Bromo-sec-butane

Question 4

The most stable conformation of 3-bromo-2-methylpentane,viewed through the C-2-C-3 bond (i.e.,C-2 in the front,C-3 in the back):

Accepted Answer

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

Question 5

Which staggered Newman projection(s),looking down the C-2-C-3 bond (C-2 in front and C-3 in back),illustrates the following boxed compound?

Accepted Answer

A) I,II and III 
B) II and V 
C) I and II 
D) V only 
E) None of these choices. 
A) I,II and III 
B) II and V 
C) I and II 
D) V only 
E) None of these choices.

Question 6

The neopentyl group has the alternative name:

Accepted Answer

A) 1,1-Dimethylpropyl 
B) 1,2-Dimethylpropyl 
C) 2,2-Dimethylpropyl 
D) 1-Methylbutyl 
E) 2-Methylbutyl 
A) 1,1-Dimethylpropyl 
B) 1,2-Dimethylpropyl 
C) 2,2-Dimethylpropyl 
D) 1-Methylbutyl 
E) 2-Methylbutyl

Question 7

How many moles of hydrogen (H2)will react with cylohexa-2,5-diene-1,4-diol?

Accepted Answer

A) 1 2 
B) 2 
C) 3 
D) 4 
E) None of these choices. 
A) 1 2 
B) 2 
C) 3 
D) 4 
E) None of these choices.

Question 8

The graph below is a plot of the relative energies of the various conformations of:

Accepted Answer

A) 2-chloropropane 
B) 1,3-dichloropropane 
C) 2-methylpropane 
D) Butane (C1-C2 rotation) 
E) Butane (C2-C3 rotation) 
A) 2-chloropropane 
B) 1,3-dichloropropane 
C) 2-methylpropane 
D) Butane (C1-C2 rotation) 
E) Butane (C2-C3 rotation)

Question 9

A correct name for the following compound is:

Accepted Answer

A) 3-Chloro-8-methylbicyclo[4.3.0]nonane 
B) 8-Methyl-3-chlorobicyclo[4.3.1]nonane 
C) 3-Methyl-7-chlorobicyclo[4.3.0]nonane 
D) 3-Methyl-7-chlorobicyclo[4.3.1]decane 
E) 3-Chloro-8-methyl[4.3.0]bicyclononane 
A) 3-Chloro-8-methylbicyclo[4.3.0]nonane 
B) 8-Methyl-3-chlorobicyclo[4.3.1]nonane 
C) 3-Methyl-7-chlorobicyclo[4.3.0]nonane 
D) 3-Methyl-7-chlorobicyclo[4.3.1]decane 
E) 3-Chloro-8-methyl[4.3.0]bicyclononane

Question 10

A correct IUPAC name for the following compound is:

Accepted Answer

A) 4-propyl-5-chloro-3-heptanol 
B) 4-propyl-3-chloro-5-heptanol 
C) 4-(1-chloropropyl)-3-heptanol 
D) 5-chloro-4-propyl-3-heptanol 
E) 3-hydroxy-4-propyl-5-chloroheptane 
A) 4-propyl-5-chloro-3-heptanol 
B) 4-propyl-3-chloro-5-heptanol 
C) 4-(1-chloropropyl)-3-heptanol 
D) 5-chloro-4-propyl-3-heptanol 
E) 3-hydroxy-4-propyl-5-chloroheptane

Question 11

What is the correct IUPAC name for the following compound?

Accepted Answer

A) 3-Hydroxymethylheptane 
B) 3-Hydroxymethylhexane 
C) 3-Methyloxyheptane 
D) 2-Ethyl-1-hexanol 
E) 2-Ethyl-1-heptanol 
A) 3-Hydroxymethylheptane 
B) 3-Hydroxymethylhexane 
C) 3-Methyloxyheptane 
D) 2-Ethyl-1-hexanol 
E) 2-Ethyl-1-heptanol

Question 12

Draw the bond-line structural formula corresponding to the name: 2,5,9-trimethyl-2-decen-7-yne

Accepted Answer

The answer of Draw the bond-line structural formula corresponding to...

Question 13

An IUPAC name for the group   is:

Accepted Answer

A) Isopentyl 
B) Isoamyl 
C) sec-Butylmethyl 
D) 2-Methylbutyl 
E) 2-Ethylpropyl 
A) Isopentyl 
B) Isoamyl 
C) sec-Butylmethyl 
D) 2-Methylbutyl 
E) 2-Ethylpropyl

Question 14

What is the index of hydrogen deficiency (or degree of unsaturation)for the drug Cetilistat?

Accepted Answer

A) 3 
B) 4 
C) 5 
D) 6 
E) 7 
A) 3 
B) 4 
C) 5 
D) 6 
E) 7

Question 15

What is the index of hydrogen deficiency (or degree of unsaturation)of a compound with the molecular formula of H6N4O3?

Accepted Answer

A) 0 
B) 1 
C) 2 
D) 3 
E) 4 
A) 0 
B) 1 
C) 2 
D) 3 
E) 4

Question 16

What is the index of hydrogen deficiency (or degree of unsaturation)of a compound with the molecular formula of C6H2O2?

Accepted Answer

A) 3 
B) 4 
C) 5 
D) 6 
E) 7 
A) 3 
B) 4 
C) 5 
D) 6 
E) 7

Question 17

The least stable conformation of cyclohexane is the

Accepted Answer

A) boat. 
B) twist boat. 
C) chair. 
D) half-chair. 
E) twist chair. 
A) boat. 
B) twist boat. 
C) chair. 
D) half-chair. 
E) twist chair.

Question 18

Which of the following is bicyclo[3.3.1]nonane?

Accepted Answer

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

Question 19

The least stable conformation of 3-bromo-2-methylpentane,viewed through the C-2-C-3 bond (i.e.,C-2 in the front,C-3 in the back):

Accepted Answer

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

Question 20

What is the index of hydrogen deficiency (or degree of unsaturation)of benzene (C6H6)?

Accepted Answer

A) 2 
B) 3 
C) 4 
D) 5 
E) 6 
A) 2 
B) 3 
C) 4 
D) 5 
E) 6

Exam 4: Nomenclature and Conformations of Alkanes and Cycloalkanes

How many moles of hydrogen (H2)will react with cis-2,3,3-trimethylhepta-1,5-diene?

What structure represents the most stable conformation of cis-1,3-dimethylcyclohexane?

What is the common name for this compound?

The most stable conformation of 3-bromo-2-methylpentane,viewed through the C-2-C-3 bond (i.e.,C-2 in the front,C-3 in the back):

Which staggered Newman projection(s),looking down the C-2-C-3 bond (C-2 in front and C-3 in back),illustrates the following boxed compound?

The neopentyl group has the alternative name:

How many moles of hydrogen (H2)will react with cylohexa-2,5-diene-1,4-diol?

The graph below is a plot of the relative energies of the various conformations of:

A correct name for the following compound is:

A correct IUPAC name for the following compound is:

What is the correct IUPAC name for the following compound?

Draw the bond-line structural formula corresponding to the name: 2,5,9-trimethyl-2-decen-7-yne

An IUPAC name for the group is:

What is the index of hydrogen deficiency (or degree of unsaturation)for the drug Cetilistat?

What is the index of hydrogen deficiency (or degree of unsaturation)of a compound with the molecular formula of H6N4O3?

What is the index of hydrogen deficiency (or degree of unsaturation)of a compound with the molecular formula of C6H2O2?

The least stable conformation of cyclohexane is the

Which of the following is bicyclo[3.3.1]nonane?

The least stable conformation of 3-bromo-2-methylpentane,viewed through the C-2-C-3 bond (i.e.,C-2 in the front,C-3 in the back):

What is the index of hydrogen deficiency (or degree of unsaturation)of benzene (C6H6)?

The Basics

Families of Carbon

Acids and Bases

Stereochemistry

Nucleophilic Reactions

Alkenes and Alkynes I

Alkenes and Alkynes II

Nuclear Magnetic Resonance and Mass Spectrometry

Radical Reactions

Alcohols and Ethers

Alcohols From Carbonyl Compounds

Conjugated Unsaturated Systems

Aromatic Compounds

Reactions of Aromatic Compounds

Aldehydes and Ketones

Carboxylic Acids and Their Derivatives

Reactions at the Α Carbon of Carbonyl Compounds

Condensation and Conjugate Addition Reactions of Carbonyl Compounds

Amines

Transition Metal Complexes

Carbohydrates

Lipids

Amino Acids and Proteins

Nucleic Acids and Protein Synthesis

Filters

How many moles of hydrogen (H₂)will react with cis-2,3,3-trimethylhepta-1,5-diene?

How many moles of hydrogen (H₂)will react with cylohexa-2,5-diene-1,4-diol?

What is the index of hydrogen deficiency (or degree of unsaturation)of a compound with the molecular formula of H₆N₄O₃?

What is the index of hydrogen deficiency (or degree of unsaturation)of a compound with the molecular formula of C₆H₂O₂?

What is the index of hydrogen deficiency (or degree of unsaturation)of benzene (C₆H₆)?