Question 1

Assuming an overall exothermic process,select the potential energy diagram that best represents the following reaction:

Accepted Answer

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

Question 2

Supply the missing reagents A and B.

Accepted Answer

The answer of Supply the missing reagents A and B....

Question 3

Which compound (or compounds)would be produced when cis-2-butene is treated first with a peroxy acid to form an epoxide,and then the epoxide is subjected to acid-catalyzed hydrolysis?

Accepted Answer

A) An equimolar mixture of I and II 
B) An equimolar mixture of II and III 
C) I alone 
D) II alone 
E) III alone 
A) An equimolar mixture of I and II 
B) An equimolar mixture of II and III 
C) I alone 
D) II alone 
E) III alone

Question 4

The total number of ethers corresponding to the formula C5H12O,counting stereoisomers separately,is:

Accepted Answer

A) 4 
B) 5 
C) 6 
D) 7 
E) 8 
A) 4 
B) 5 
C) 6 
D) 7 
E) 8

Question 5

Finish the following acid-base reaction and predict if it will proceed in the forward direction:

Accepted Answer

The answer of Finish the following acid-base reaction and predict...

Question 6

What is the major product of the reaction:

Accepted Answer

A) I 
B) II 
C) III 
D) IV 
E) Both III and IV 
A) I 
B) II 
C) III 
D) IV 
E) Both III and IV

Question 7

Long-term storage of ethers can be dangerous,because most ethers react slowly with oxygen by a radical process called ___.This process forms peroxides and hydroperoxides which are dangerously ___.

Accepted Answer

autooxidat

Question 8

What is the most accurate name for the molecule represented by the following Fischer projection formula?

Accepted Answer

A) sec-Butyl methyl ether 
B) Isobutyl methyl ether 
C) tert-Butyl methyl ether 
D) (R)-2-Methoxybutane 
E) (S)-2-Methoxybutane 
A) sec-Butyl methyl ether 
B) Isobutyl methyl ether 
C) tert-Butyl methyl ether 
D) (R)-2-Methoxybutane 
E) (S)-2-Methoxybutane

Question 9

Reactions of alcohols can be broadly categorized into three types.
a)Those that utilize the hydroxyl oxygen as ___.
b)Those that utilize the hydroxyl proton as ___.
c)Those that convert the hydroxyl group into ___.

Accepted Answer

a)nucleophile or bas

Question 10

The product(s)of the following reaction

Accepted Answer

A) I 
B) II 
C) III 
D) IV 
E) None of these choices. 
A) I 
B) II 
C) III 
D) IV 
E) None of these choices.

Question 11

Select the structure of the major product formed in the following reaction.

Accepted Answer

A) CH3CH2CH218OH 
B)    
C)    
D)    
E)    
A) CH3CH2CH218OH 
B)    
C)    
D)    
E)

Question 12

Which alcohol would undergo acid-catalyzed dehydration most rapidly?

Accepted Answer

A) 3,3-dimethyl-1-butanol 
B) 2,2-dimethyl-1-butanol 
C) 3,3-dimethyl-2-butanol 
D) 2-methyl-2-butanol 
E) All would undergo dehydration equally rapidly. 
A) 3,3-dimethyl-1-butanol 
B) 2,2-dimethyl-1-butanol 
C) 3,3-dimethyl-2-butanol 
D) 2-methyl-2-butanol 
E) All would undergo dehydration equally rapidly.

Question 13

Propose a mechanism for the following transformation:

Accepted Answer

The answer of Propose a mechanism for the following transformation:...

Question 14

The product(s)of the following reaction

Accepted Answer

A) I 
B) II 
C) III 
D) IV 
E) None of these choices. 
A) I 
B) II 
C) III 
D) IV 
E) None of these choices.

Question 15

Which compound would have the lowest solubility in water?

Accepted Answer

A) Diethyl ether 
B) Methyl propyl ether 
C) 1-Butanol 
D) 2-Butanol 
E) Pentane 
A) Diethyl ether 
B) Methyl propyl ether 
C) 1-Butanol 
D) 2-Butanol 
E) Pentane

Question 16

cis-3-Methylcyclopentanol is treated with CH3SO2Cl in the presence of a base.The product of the reaction then is allowed to react with KI in methanol.What is the final product?

Accepted Answer

A) trans-1-Iodo-3-methylcyclopentane 
B) cis-1-Iodo-3-methylcyclopentane 
C) 1-Methylcyclopentene 
D) 2-Methylcyclopentene 
E) 3-Methylcyclopentene 
A) trans-1-Iodo-3-methylcyclopentane 
B) cis-1-Iodo-3-methylcyclopentane 
C) 1-Methylcyclopentene 
D) 2-Methylcyclopentene 
E) 3-Methylcyclopentene

Question 17

The major product of the following reaction would be:

Accepted Answer

A) I 
B) II 
C) III 
D) Equal amounts of I and II. 
E) None of these choices. 
A) I 
B) II 
C) III 
D) Equal amounts of I and II. 
E) None of these choices.

Question 18

Which would be the best method for converting 3,3-dimethyl-1-pentene into 3,3-dimethyl-2-pentanol?

Accepted Answer

A) H3O+,heat 
B) BH3:THF; then H2O2,OH- 
C) concd.H2SO4; then H2O,heat 
D) Hg(OAc)2/THF-H2O; then NaBH4,OH- 
E) HBr; then NaOH/H2O 
A) H3O+,heat 
B) BH3:THF; then H2O2,OH- 
C) concd.H2SO4; then H2O,heat 
D) Hg(OAc)2/THF-H2O; then NaBH4,OH- 
E) HBr; then NaOH/H2O

Question 19

Which is the most efficient way to prepare isopropyl methyl ether via the Williamson method?

Accepted Answer

The answer of Which is the most efficient way to...

Question 20

Give the correct IUPAC name corresponding to the following structure:

Accepted Answer

6-cyclohex

Exam 11: Alcohols and Ethers

Assuming an overall exothermic process,select the potential energy diagram that best represents the following reaction:

Supply the missing reagents A and B.

Which compound (or compounds)would be produced when cis-2-butene is treated first with a peroxy acid to form an epoxide,and then the epoxide is subjected to acid-catalyzed hydrolysis?

The total number of ethers corresponding to the formula C5H12O,counting stereoisomers separately,is:

Finish the following acid-base reaction and predict if it will proceed in the forward direction:

What is the major product of the reaction:

Long-term storage of ethers can be dangerous,because most ethers react slowly with oxygen by a radical process called ___.This process forms peroxides and hydroperoxides which are dangerously ___.

What is the most accurate name for the molecule represented by the following Fischer projection formula?

Reactions of alcohols can be broadly categorized into three types. a)Those that utilize the hydroxyl oxygen as ___. b)Those that utilize the hydroxyl proton as ___. c)Those that convert the hydroxyl group into ___.

The product(s)of the following reaction

Select the structure of the major product formed in the following reaction.

Which alcohol would undergo acid-catalyzed dehydration most rapidly?

Propose a mechanism for the following transformation:

The product(s)of the following reaction

Which compound would have the lowest solubility in water?

cis-3-Methylcyclopentanol is treated with CH3SO2Cl in the presence of a base.The product of the reaction then is allowed to react with KI in methanol.What is the final product?

The major product of the following reaction would be:

Which would be the best method for converting 3,3-dimethyl-1-pentene into 3,3-dimethyl-2-pentanol?

Which is the most efficient way to prepare isopropyl methyl ether via the Williamson method?

Give the correct IUPAC name corresponding to the following structure:

The Basics

Families of Carbon

Acids and Bases

Nomenclature and Conformations of Alkanes and Cycloalkanes

Stereochemistry

Nucleophilic Reactions

Alkenes and Alkynes I

Alkenes and Alkynes II

Nuclear Magnetic Resonance and Mass Spectrometry

Radical Reactions

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

The total number of ethers corresponding to the formula C₅H₁₂O,counting stereoisomers separately,is:

Long-term storage of ethers can be dangerous,because most ethers react slowly with oxygen by a radical process called _.This process forms peroxides and hydroperoxides which are dangerously _.

Reactions of alcohols can be broadly categorized into three types. a)Those that utilize the hydroxyl oxygen as _. b)Those that utilize the hydroxyl proton as _. c)Those that convert the hydroxyl group into ___.

cis-3-Methylcyclopentanol is treated with CH₃SO₂Cl in the presence of a base.The product of the reaction then is allowed to react with KI in methanol.What is the final product?