Question 1

What is the main intramolecular force between two molecules of propanoic acid?

Accepted Answer

A) London dispersion forces 
B) dipole-dipole interaction 
C) hydrogen bonding 
D) induced dipole interactions 
E) none of the above 
A) London dispersion forces 
B) dipole-dipole interaction 
C) hydrogen bonding 
D) induced dipole interactions 
E) none of the above

Question 2

Provide the major organic product of the following reaction sequence.

Accepted Answer

The answer of Provide the major organic product of the...

Question 3

Which is the weakest base?

Accepted Answer

A) Cl- 
B) RCOO- 
C) RO- 
D) HO- 
E) H2N- 
A) Cl- 
B) RCOO- 
C) RO- 
D) HO- 
E) H2N-

Question 4

Give the name of the structure.

Accepted Answer

A) ethyl butanoate 
B) butyl methyl ether 
C) ethyl pentanoate 
D) butyl ethanoate 
E) pentyl ethanoate 
A) ethyl butanoate 
B) butyl methyl ether 
C) ethyl pentanoate 
D) butyl ethanoate 
E) pentyl ethanoate

Question 5

Give the systematic name of the structure.

Accepted Answer

A) 3-methylpentanenitrile 
B) 2-methylpentanenitrile 
C) 2-methylbutanenitrile 
D) 3-methylbutanenitrile 
E) 3-methylpentylnitrile 
A) 3-methylpentanenitrile 
B) 2-methylpentanenitrile 
C) 2-methylbutanenitrile 
D) 3-methylbutanenitrile 
E) 3-methylpentylnitrile

Question 6

Which of the following intermediates is present in the acid-catalyzed hydrolysis of t-butylacetate but not in the acid-catalyzed hydrolysis of methyl acetate?

Accepted Answer

A) a protonated carbonyl 
B) a carbocation 
C) a carbanion 
D) a carboxylate anion 
E) 1-propanol 
A) a protonated carbonyl 
B) a carbocation 
C) a carbanion 
D) a carboxylate anion 
E) 1-propanol

Question 7

Provide the IUPAC name for the organic compound below.

Accepted Answer

The answer of Provide the IUPAC name for the organic...

Question 8

Which of the following esters undergoes hydrolysis in base most easily?

Accepted Answer

A) CH3CH2CO2CH3 
B) (CH3)2CHCH2CO2CH3 
C) C6H5O2CCH3 
D) p-CH3C6H4O2CCH3 
E) p-NO2C6H4O2CCH3 
A) CH3CH2CO2CH3 
B) (CH3)2CHCH2CO2CH3 
C) C6H5O2CCH3 
D) p-CH3C6H4O2CCH3 
E) p-NO2C6H4O2CCH3

Question 9

Which of the following reagents is used in the following reaction?

Accepted Answer

A) Cl2/P 
B) Cl2/CCl4 
C) Cl2/hυ 
D) HCl 
E) PCl3 
A) Cl2/P 
B) Cl2/CCl4 
C) Cl2/hυ 
D) HCl 
E) PCl3

Question 10

Give the name of the structure.

Accepted Answer

A) butanoic ethanoic anhydride 
B) butanoic propanoic anhydride 
C) ethanoic pentanoic anhydride 
D) pentyl propyl anhydride 
E) pentanoic propanoic anhydride 
A) butanoic ethanoic anhydride 
B) butanoic propanoic anhydride 
C) ethanoic pentanoic anhydride 
D) pentyl propyl anhydride 
E) pentanoic propanoic anhydride

Question 11

Give the product of the reaction.

Accepted Answer

A)    
B)    
C)    
D) CH3C   N 
E) CH3CH2C   N 
A)    
B)    
C)    
D) CH3C   N 
E) CH3CH2C   N

Question 12

Why are β-lactams,such as penicillins and cephalosporins,unusually reactive amides?

Accepted Answer

Their enhanced react

Question 13

What are the major organic products when 1 equivalent of acetic formic anhydride reacts with 1 equivalent of methanol?

Accepted Answer

acetic aci

Question 14

An unknown compound,C5H10O2,gave the following proton NMR data:
a)doublet,at 1.23 ppm (6H)
b)singlet,at 2.10 ppm (3H)
c)septet,at 4.98 ppm (1H)
Propose a structure for the compound.

Accepted Answer

Question 15

How are acyl phosphates produced in the body? What organic byproduct results?

Accepted Answer

Acyl phosphates are formed by

Question 16

What reagents are used to dehydrate amides to nitriles?

Accepted Answer

The answer of What reagents are used to dehydrate amides...

Question 17

Give the product of the reaction.

Accepted Answer

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

Question 18

Carbonated beverages typically have pH's below 7.0.What acid is present which lowers the pH? Show the reaction by which it is formed.

Accepted Answer

carbonic a

Question 19

Which of the following methods can be used to prepare CH3-C   N?

Accepted Answer

A) CH3Br + -C   N → 
B) CH3CH2C   N + Br2 → 
C) CH3CH2Br + NH3 → 
D) A and B 
E) B and C 
A) CH3Br + -C   N → 
B) CH3CH2C   N + Br2 → 
C) CH3CH2Br + NH3 → 
D) A and B 
E) B and C

Question 20

Give the name of the structure.

Accepted Answer

A) 4-methyl-2-oxacyclohexanone 
B) 5-methyl-2-oxacyclohexanone 
C) 3-methyl-2-oxacyclohexanone 
D) 4-methyl-2-oxacyclopentanone 
E) 3-methyl-2-oxacyclopentanone 
A) 4-methyl-2-oxacyclohexanone 
B) 5-methyl-2-oxacyclohexanone 
C) 3-methyl-2-oxacyclohexanone 
D) 4-methyl-2-oxacyclopentanone 
E) 3-methyl-2-oxacyclopentanone

Exam 15: Reactions of Carboxylic Acids and Carboxylic Acid Derivatives

What is the main intramolecular force between two molecules of propanoic acid?

Provide the major organic product of the following reaction sequence.

Which is the weakest base?

Give the name of the structure.

Give the systematic name of the structure.

Which of the following intermediates is present in the acid-catalyzed hydrolysis of t-butylacetate but not in the acid-catalyzed hydrolysis of methyl acetate?

Provide the IUPAC name for the organic compound below.

Which of the following esters undergoes hydrolysis in base most easily?

Which of the following reagents is used in the following reaction?

Give the name of the structure.

Give the product of the reaction.

Why are β-lactams,such as penicillins and cephalosporins,unusually reactive amides?

What are the major organic products when 1 equivalent of acetic formic anhydride reacts with 1 equivalent of methanol?

An unknown compound,C5H10O2,gave the following proton NMR data: a)doublet,at 1.23 ppm (6H) b)singlet,at 2.10 ppm (3H) c)septet,at 4.98 ppm (1H) Propose a structure for the compound.

How are acyl phosphates produced in the body? What organic byproduct results?

What reagents are used to dehydrate amides to nitriles?

Give the product of the reaction.

Carbonated beverages typically have pH's below 7.0.What acid is present which lowers the pH? Show the reaction by which it is formed.

Which of the following methods can be used to prepare CH3-C N?

Give the name of the structure.

Remembering General Chemistry: Electronic Structure and Bonding

Acids and Bases: Central to Understanding Organic Chemistry

An Introduction to Organic Compounds: Nomenclature, physical Properties, and Structure

Isomers: the Arrangement of Atoms in Space

Alkenes: Structure,nomenclature,and an Introduction to Reactivity - Thermodynamics and Kinetics

The Reactions of Alkenes - the Stereochemistry of Addition Reactions

The Reactions of Alkynes - Introduction to Multistep Synthesis

Delocalized Electrons: Their Effect on Stability, pka, and the Products of a Reaction - Aromaticity and Electronic Effects: an Introduction to the Reactions of Benzene

Substitution and Elimination Reactions of Alkyl Halides

Reactions of Alcohols, ethers, epoxides, amines and Sulfur-Containing Compounds

Organometallic Compounds

Radicals

Mass Spectrometry,infrared Spectroscopy,and Uvvis Spectroscopy

Nmr Spectroscopy

Reactions of Aldehydes and Ketones

Reactions at the Α-Carbon

Reactions of Benzene and Substituted Benzenes

More About Amines - Reactions of Heterocylic Compounds

The Organic Chemistry of Carbohydrates

Amino Acids,peptides,and Proteins

Catalysis in Organic Reactions and in Enzymatic Reactions

The Organic Chemistry of the Coenzymes, compounds Derived From Vitamins

The Organic Chemistry of the Metabolic Pathways

The Organic Chemistry of Lipids

The Chemistry of the Nucleic Acids

Synthetic Polymers

Pericyclic Reactions

Filters

An unknown compound,C₅H₁₀O₂,gave the following proton NMR data: a)doublet,at 1.23 ppm (6H) b)singlet,at 2.10 ppm (3H) c)septet,at 4.98 ppm (1H) Propose a structure for the compound.

Which of the following methods can be used to prepare CH₃-C N?