Question 1

Which functional groups below indicate the presence of two atoms connected by a triple bond?

Accepted Answer

A)  alkyne 
B)  alkene 
C)  nitrile 
D)  ester 
E)  both A and C 
A)  alkyne 
B)  alkene 
C)  nitrile 
D)  ester 
E)  both A and C

Question 2

What kind on molecular orbital (σ, σ*, π, or π*) results when the two atomic orbitals shown below interact in the manner indicated?

Accepted Answer

Question 3

How many π bonds are present in the molecule shown?

Accepted Answer

A)  0 
B)  1 
C)  2 
D)  4 
E)  6 
A)  0 
B)  1 
C)  2 
D)  4 
E)  6

Question 4

What kind of molecular orbital (σ, σ*, π, or π*) results when the two atomic orbitals shown below interact in the manner indicated?

Accepted Answer

Question 5

What is the approximate value of any HCC bond angle in H2C=CHCCl3?

Accepted Answer

Question 6

Which of the following functional groups is $\textbf{     not     }$ present in the HIV protease inhibitor drug called Saquinavir?

Accepted Answer

A)  alcohol 
B)  amide 
C)  aromatic 
D)  amine 
E)  ketone 
A)  alcohol 
B)  amide 
C)  aromatic 
D)  amine 
E)  ketone

Question 7

Are the two compounds shown below best described as $\underline{\text{ cis-trans isomers, constitutional isomers, }}$   or $\underline{\text{   not isomeric? }}$

Accepted Answer

The answer of Are the two compounds shown below best...

Question 8

Circle the coplanar atoms in 1-ethylcyclopentene shown below.

Accepted Answer

The answer of Circle the coplanar atoms in 1-ethylcyclopentene shown...

Question 9

The HCC bond angle in allene (H2C=C=CH2) is approximately what?

Accepted Answer

Question 10

Vildagliptin is a recently released antidiabetic drug (J. Med. Chem. 2010, 7902). How many degrees of unsaturation are in Vildagliptin?

Accepted Answer

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

Question 11

What is the approximate value of the CCC bond angle in CH3CH2CH2OH?

Accepted Answer

Question 12

The molecule shown below contains ________ sigma bonds and ________ pi bonds.

Accepted Answer

The answer of The molecule shown below contains ________ sigma...

Question 13

Are the two compounds shown below best described as $\underline{\text{  cis-trans isomers, constitutional isomers,  }}$ or $\underline{\text{ not isomeric?  }}$

Accepted Answer

The answer of Are the two compounds shown below best...

Question 14

Provide the skeletal structures of the five constitutional isomers with molecular formula C6H14.

Accepted Answer

Question 15

Which of the molecules below is an ester?

Accepted Answer

A)  CH3CH2CH(CH3)2 
B)  CH3OCH2CH2CH3 
C)  CH3COOH 
D)  CH3COOCH3 
E)  HC≡CCH3 
A)  CH3CH2CH(CH3)2 
B)  CH3OCH2CH2CH3 
C)  CH3COOH 
D)  CH3COOCH3 
E)  HC≡CCH3

Question 16

Choose the correct hybridization for the atom indicated in the molecule below. CH3CH2CH2CH3
↑

Accepted Answer

A)  sp 
B)  sp2 
C)  sp3 
D)  none of the above 
A)  sp 
B)  sp2 
C)  sp3 
D)  none of the above

Question 17

How many sp hybridized carbon atoms are present in the molecule shown?

Accepted Answer

A)  0 
B)  1 
C)  2 
D)  3 
E)  5 
A)  0 
B)  1 
C)  2 
D)  3 
E)  5

Question 18

Are the two compounds shown below best described as cis-trans isomers, constitutional isomers, or not isomeric?

Accepted Answer

constituti

Question 19

Which of the following statements is correct?

Accepted Answer

A)  Higher molecular dipole values (μ) are associated with nonpolar molecules 
B)  All polar molecules are capable of hydrogen bond formation 
C)  The polarity of a molecule is dependent on its three-dimensional structure 
D)  Induced dipole interactions are usually stronger than dipole-dipole interactions 
E)  Polar solutes tend to be more soluble in nonpolar solvents 
A)  Higher molecular dipole values (μ) are associated with nonpolar molecules 
B)  All polar molecules are capable of hydrogen bond formation 
C)  The polarity of a molecule is dependent on its three-dimensional structure 
D)  Induced dipole interactions are usually stronger than dipole-dipole interactions 
E)  Polar solutes tend to be more soluble in nonpolar solvents

Question 20

Are the two compounds shown below best described as $\underline{\text{cis-trans isomers, constitutional isomers,   }}$  or$\underline{\text{ not isomeric?  }}$

Accepted Answer

constituti

Exam 2: Structure and Properties of Organic Molecules

Which functional groups below indicate the presence of two atoms connected by a triple bond?

What kind on molecular orbital (σ, σ*, π, or π*) results when the two atomic orbitals shown below interact in the manner indicated?

How many π bonds are present in the molecule shown?

What kind of molecular orbital (σ, σ*, π, or π*) results when the two atomic orbitals shown below interact in the manner indicated?

What is the approximate value of any HCC bond angle in H2C=CHCCl3?

Which of the following functional groups is not \textbf{ not } not present in the HIV protease inhibitor drug called Saquinavir?

Are the two compounds shown below best described as cis-trans isomers, constitutional isomers, ‾\underline{\text{ cis-trans isomers, constitutional isomers, }} cis-trans isomers, constitutional isomers, ​ or not isomeric? ‾\underline{\text{ not isomeric? }} not isomeric? ​

Circle the coplanar atoms in 1-ethylcyclopentene shown below.

The HCC bond angle in allene (H2C=C=CH2) is approximately what?

Vildagliptin is a recently released antidiabetic drug (J. Med. Chem. 2010, 7902). How many degrees of unsaturation are in Vildagliptin?

What is the approximate value of the CCC bond angle in CH3CH2CH2OH?

The molecule shown below contains ________ sigma bonds and ________ pi bonds.

Are the two compounds shown below best described as cis-trans isomers, constitutional isomers, ‾\underline{\text{ cis-trans isomers, constitutional isomers, }} cis-trans isomers, constitutional isomers, ​ or not isomeric? ‾\underline{\text{ not isomeric? }} not isomeric? ​

Provide the skeletal structures of the five constitutional isomers with molecular formula C6H14.

Which of the molecules below is an ester?

Choose the correct hybridization for the atom indicated in the molecule below. CH3CH2CH2CH3 ↑

How many sp hybridized carbon atoms are present in the molecule shown?

Are the two compounds shown below best described as cis-trans isomers, constitutional isomers, or not isomeric?

Which of the following statements is correct?

Are the two compounds shown below best described as cis-trans isomers, constitutional isomers, ‾\underline{\text{cis-trans isomers, constitutional isomers, }}cis-trans isomers, constitutional isomers, ​ or not isomeric? ‾\underline{\text{ not isomeric? }} not isomeric? ​

Introduction and Review

Structure and Stereochemistry of Alkanes

The Study of Chemical Reactions

Stereochemistry

Alkyl Halides: Nucleophilic Substitution and Elimination

Structure and Synthesis of Alkenes

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

What kind on molecular orbital (σ, σ^, π, or π^) results when the two atomic orbitals shown below interact in the manner indicated?

What kind of molecular orbital (σ, σ^, π, or π^) results when the two atomic orbitals shown below interact in the manner indicated?

What is the approximate value of any HCC bond angle in H₂C=CHCCl₃?

Which of the following functional groups is $\textbf{ not }$ present in the HIV protease inhibitor drug called Saquinavir?

The HCC bond angle in allene (H₂C=C=CH₂) is approximately what?

What is the approximate value of the CCC bond angle in CH₃CH₂CH₂OH?

The molecule shown below contains sigma bonds and pi bonds.

Provide the skeletal structures of the five constitutional isomers with molecular formula C₆H₁₄.

Choose the correct hybridization for the atom indicated in the molecule below. CH₃CH₂CH₂CH₃ ↑

How many sphybridized carbon atoms are present in the molecule shown?