Question 1

Propose a detailed, step-by-step mechanism for the reaction pathway shown below.

Accepted Answer

The answer of Propose a detailed, step-by-step mechanism for the...

Question 2

Draw the alkene product which results when 1-bromopentane is heated in acetone containing NaOH. Give a detailed, step-by-step mechanism for the production of this compound.

Accepted Answer

The answer of Draw the alkene product which results when...

Question 3

Identify the major product of the reaction below.

Accepted Answer

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

Question 4

Which of the following best describes the geometry about the carbon-carbon double bond in the alkene below?

Accepted Answer

A)  E 
B)  Z 
C)  neither E nor Z 
A)  E 
B)  Z 
C)  neither E nor Z

Question 5

The carbon-carbon bond length in ethylene is ________ than the carbon-carbon bond length in ethane, and the HCH bond angle in ethylene is ________ the HCH bond angle in ethane

Accepted Answer

A)  shorter; smaller than 
B)  shorter; larger than 
C)  longer; smaller than 
D)  longer; larger than 
E)  longer; the same as 
A)  shorter; smaller than 
B)  shorter; larger than 
C)  longer; smaller than 
D)  longer; larger than 
E)  longer; the same as

Question 6

Which of the following best describes the geometry about the carbon-carbon double bond in the alkene below?

Accepted Answer

A)  E 
B)  Z 
C)  neither E nor Z 
A)  E 
B)  Z 
C)  neither E nor Z

Question 7

Provide the structure of the monomer from which PVC or poly(vinyl chloride) is made.

Accepted Answer

The answer of Provide the structure of the monomer from...

Question 8

Provide the proper IUPAC name for the alkene shown below.

Accepted Answer

(E)-3,4-di

Question 9

Which of the following best approximates the CCC bond angle of propene?

Accepted Answer

A)  90° 
B)  109° 
C)  120° 
D)  150° 
E)  180° 
A)  90° 
B)  109° 
C)  120° 
D)  150° 
E)  180°

Question 10

Which of the following compounds is an E isomer?

Accepted Answer

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

Question 11

Provide the proper IUPAC name for the alkene shown below.

Accepted Answer

(R)-3-ethy

Question 12

Which base, ammonia (NH3) or triethylamine [(CH3CH2)3N], would be a better choice for use in converting 1-chlorohexane to hex-1-ene? Explain briefly.

Accepted Answer

Triethylamine. Amines can serve as both

Question 13

Which of the following statements best describes the relative bond dissociation energies of the sigma and pi bonds present in the carbon-carbon double bond of an alkene?

Accepted Answer

A)  sigma > pi 
B)  pi > sigma 
C)  sigma = pi 
D)  cannot be estimated 
A)  sigma > pi 
B)  pi > sigma 
C)  sigma = pi 
D)  cannot be estimated

Question 14

Draw the line energy orbital diagram for the outer shell of an sp2 hybridized carbon atom and explain how a carbon/carbon double is formed.

Accepted Answer

@#IMG-DLM& If we follow Hund's rule and fill each

Question 15

The trans isomers of cycloalkenes with rings containing fewer than ________ atoms are unstable at room temperature.

Accepted Answer

The answer of The trans isomers of cycloalkenes with rings...

Question 16

Predict the major product of the reaction shown below.

Accepted Answer

A)  2,3-dimethyl-2-butene 
B)  2,3-dimethyl-1-butene 
C)  3,3-dimethyl-1-butene 
D)  None of the above 
A)  2,3-dimethyl-2-butene 
B)  2,3-dimethyl-1-butene 
C)  3,3-dimethyl-1-butene 
D)  None of the above

Question 17

Draw all likely alkene products in the following reaction and circle the product you expect to predominate.

Accepted Answer

The answer of Draw all likely alkene products in the...

Question 18

Provide the major organic product in the reaction shown below.

Accepted Answer

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

Question 19

What two atomic orbitals or hybrid atomic orbitals overlap to form the C­H bond in ethylene?

Accepted Answer

A)  C sp3 + H s 
B)  C sp2 + H s 
C)  C sp + H s 
D)  C p + H s 
A)  C sp3 + H s 
B)  C sp2 + H s 
C)  C sp + H s 
D)  C p + H s

Question 20

Draw an acceptable structure for 1,2-dimethylcyclohexene.

Accepted Answer

The answer of Draw an acceptable structure for 1,2-dimethylcyclohexene....

Exam 7: Structure and Synthesis of Alkenes

Propose a detailed, step-by-step mechanism for the reaction pathway shown below.

Draw the alkene product which results when 1-bromopentane is heated in acetone containing NaOH. Give a detailed, step-by-step mechanism for the production of this compound.

Identify the major product of the reaction below.

Which of the following best describes the geometry about the carbon-carbon double bond in the alkene below?

The carbon-carbon bond length in ethylene is ________ than the carbon-carbon bond length in ethane, and the HCH bond angle in ethylene is ________ the HCH bond angle in ethane

Which of the following best describes the geometry about the carbon-carbon double bond in the alkene below?

Provide the structure of the monomer from which PVC or poly(vinyl chloride) is made.

Provide the proper IUPAC name for the alkene shown below.

Which of the following best approximates the CCC bond angle of propene?

Which of the following compounds is an E isomer?

Provide the proper IUPAC name for the alkene shown below.

Which base, ammonia (NH3) or triethylamine [(CH3CH2)3N], would be a better choice for use in converting 1-chlorohexane to hex-1-ene? Explain briefly.

Which of the following statements best describes the relative bond dissociation energies of the sigma and pi bonds present in the carbon-carbon double bond of an alkene?

Draw the line energy orbital diagram for the outer shell of an sp2 hybridized carbon atom and explain how a carbon/carbon double is formed.

The trans isomers of cycloalkenes with rings containing fewer than ________ atoms are unstable at room temperature.

Predict the major product of the reaction shown below.

Draw all likely alkene products in the following reaction and circle the product you expect to predominate.

Provide the major organic product in the reaction shown below.

What two atomic orbitals or hybrid atomic orbitals overlap to form the C­H bond in ethylene?

Draw an acceptable structure for 1,2-dimethylcyclohexene.

Introduction and Review

Structure and Properties of Organic Molecules

Structure and Stereochemistry of Alkanes

The Study of Chemical Reactions

Stereochemistry

Alkyl Halides: Nucleophilic Substitution and Elimination

Reactions of Alkenes

Alkynes

Structure and Synthesis of Alcohols

Reactions of Alcohols

Infrared Spectroscopy and Mass Spectrometry

Nuclear Magnetic Resonance Spectroscopy

Ethers, Epoxides, and Thioethers

Conjugated Systems, Orbital Symmetry, and Ultraviolet Spectroscopy

Aromatic Compounds

Reactions of Aromatic Compounds

Ketones and Aldehydes

Amines

Carboxylic Acids

Carboxylic Acid Derivatives

Condensations and Alpha Substitutions of Carboxyl Compounds

Carbohydrates and Nucleic Acids

Amino Acids, Peptides, and Proteins

Lipids

Synthetic Polymers

Filters

The carbon-carbon bond length in ethylene is than the carbon-carbon bond length in ethane, and the HCH bond angle in ethylene is the HCH bond angle in ethane

Which base, ammonia (NH₃) or triethylamine [(CH₃CH₂)₃N], would be a better choice for use in converting 1-chlorohexane to hex-1-ene? Explain briefly.

Draw the line energy orbital diagram for the outer shell of an sp² hybridized carbon atom and explain how a carbon/carbon double is formed.

What two atomic orbitals or hybrid atomic orbitals overlap to form the CH bond in ethylene?