Question 1

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

Accepted Answer

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

Question 2

Which of the molecules below has the higher boiling point? Briefly explain your choice.
CH3CH2CH2OH or CH3CH2OCH3

Accepted Answer

CH₃CH₂CH₂OH has the hig

Question 3

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

Accepted Answer

constituti

Question 4

Which molecule below is an ether?

Accepted Answer

A)  CH3CH2OCH2CH3 
B)  (CH3)2CHCH2OH 
C)  (CH3)2CHCH2NH2 
D)  (CH3)2C=CH2 
E)  CH3CH2CH2CO2H 
A)  CH3CH2OCH2CH3 
B)  (CH3)2CHCH2OH 
C)  (CH3)2CHCH2NH2 
D)  (CH3)2C=CH2 
E)  CH3CH2CH2CO2H

Question 5

Which of the functional groups below contain a hydroxyl group as a part of their structure?

Accepted Answer

A)  aldehyde 
B)  alcohol 
C)  carboxylic acid 
D)  amine 
E)  B and C only 
A)  aldehyde 
B)  alcohol 
C)  carboxylic acid 
D)  amine 
E)  B and C only

Question 6

What two hybrid atomic orbitals overlap to form the C-C σ bond in acetaldehyde, CH3CHO?

Accepted Answer

Question 7

Rank the following compounds in order of acidity.

Accepted Answer

The answer of Rank the following compounds in order of...

Question 8

Provide the condensed formulas of three structural isomers with molecular formula C5H12 and arrange them in order of increasing boiling point.

Accepted Answer

C(CH₃)₄ < (C

Question 9

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

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 10

Why doesn't a salt like KCl dissolve in hexane (CH3(CH2)4CH3), a non-polar solvent?

Accepted Answer

The nonpolar molecules of these solvents

Question 11

Which of the molecules below has the higher boiling point? Briefly explain your choice.
CH3CH2CH2CH2CH3 or (CH3)2CHCH2CH3

Accepted Answer

CH₃CH₂CH₂CH₂CH₃ has the higher boiling point.

Question 12

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 13

Two p orbitals can overlap to form a σ* molecular orbital. How many nodes are present in this σ* molecular orbital?

Accepted Answer

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

Question 14

Which compound is more soluble in water? Briefly explain your choice.
(CH3)2NH or CH3CH2CH3

Accepted Answer

(CH₃)₂NH is more soluble in wate

Question 15

What two hybrid atomic orbitals overlap to form the C-C σ bond in acetonitrile, CH3C≡N?

Accepted Answer

Question 16

When orbitals on different atoms interact, ________ are produced.

Accepted Answer

The answer of When orbitals on different atoms interact, ________...

Question 17

Which one of the molecules shown below has no net molecular dipole moment?

Accepted Answer

A)  CH3Cl 
B)  H2C   CH2 
C)  CH2O 
D)  CH2Cl2 
E)  CH3OH 
A)  CH3Cl 
B)  H2C   CH2 
C)  CH2O 
D)  CH2Cl2 
E)  CH3OH

Question 18

The synthetic steroid RU-486 is shown below. How many pi bonds does RU-486 contain?

Accepted Answer

The answer of The synthetic steroid RU-486 is shown below....

Question 19

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

Accepted Answer

constituti

Question 20

Provide the structure of an aromatic compound with seven carbon atoms.

Accepted Answer

The answer of Provide the structure of an aromatic compound...

Exam 2: Acids and Bases; Functional Groups

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

Which of the molecules below has the higher boiling point? Briefly explain your choice. CH3CH2CH2OH or CH3CH2OCH3

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

Which molecule below is an ether?

Which of the functional groups below contain a hydroxyl group as a part of their structure?

What two hybrid atomic orbitals overlap to form the C-C σ bond in acetaldehyde, CH3CHO?

Rank the following compounds in order of acidity.

Provide the condensed formulas of three structural isomers with molecular formula C5H12 and arrange them in order of increasing boiling point.

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

Why doesn't a salt like KCl dissolve in hexane (CH3(CH2)4CH3), a non-polar solvent?

Which of the molecules below has the higher boiling point? Briefly explain your choice. CH3CH2CH2CH2CH3 or (CH3)2CHCH2CH3

Which of the molecules below is an ester?

Two p orbitals can overlap to form a σ* molecular orbital. How many nodes are present in this σ* molecular orbital?

Which compound is more soluble in water? Briefly explain your choice. (CH3)2NH or CH3CH2CH3

What two hybrid atomic orbitals overlap to form the C-C σ bond in acetonitrile, CH3C≡N?

When orbitals on different atoms interact, ________ are produced.

Which one of the molecules shown below has no net molecular dipole moment?

The synthetic steroid RU-486 is shown below. How many pi bonds does RU-486 contain?

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

Provide the structure of an aromatic compound with seven carbon atoms.

Structure and Bonding

Structure and Stereochemistry of Alkanes

The Study of Chemical Reactions

Stereochemistry

Alkyl Halides; Nucleophilic Substitution

Structure and Synthesis of Alkenes; Elimination

Reactions of Alkenes

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

Which of the molecules below has the higher boiling point? Briefly explain your choice. CH₃CH₂CH₂OH or CH₃CH₂OCH₃

What two hybrid atomic orbitals overlap to form the C-C σ bond in acetaldehyde, CH₃CHO?

Provide the condensed formulas of three structural isomers with molecular formula C₅H₁₂ and arrange them in order of increasing boiling point.

Why doesn't a salt like KCl dissolve in hexane (CH₃(CH₂)₄CH₃), a non-polar solvent?

Which of the molecules below has the higher boiling point? Briefly explain your choice. CH₃CH₂CH₂CH₂CH₃ or (CH₃)₂CHCH₂CH₃

Which compound is more soluble in water? Briefly explain your choice. (CH₃)₂NH or CH₃CH₂CH₃

What two hybrid atomic orbitals overlap to form the C-C σ bond in acetonitrile, CH₃C≡N?