Question 1

What is the electronegativity difference in the C-O bond?

Accepted Answer

A)  1.0
B)  2.5
C)  3.5
D)  0E) B) and C)
F) None of the above

Question 2

Which of the following would be correct structure for the nitrite ion, NO2- ?

Accepted Answer

A)   2- ? 
A)     
B)     
C)     
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B)   2- ? 
A)     
B)     
C)     
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C)   2- ? 
A)     
B)     
C)     
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D)   2- ? 
A)     
B)     
C)     
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F) B) and C)

Question 3

What does the term "resonance structure" mean?

Accepted Answer

Two or more Lewis structures, ...

Question 4

Which is the correct Lewis dot structure for He?

Accepted Answer

A)  He:
B)  H:
C)  He.
D)  H.E) A) and C)
F) B) and C)

Question 5

How does Lewis theory explain the loss or gain of electrons in an ionic bond?

Accepted Answer

A)  Atoms are attempting to gain electrons.
B)  Atoms are attempting to lose electrons.
C)  Atoms are attempting to share valence electrons.
D)  Atoms are attempting to achieve a noble gas electron configuration.E) B) and C)
F) B) and D)

Question 6

What do the Lewis structures of all the alkali metals have in common?

Accepted Answer

A)  A complete sub-shell of electrons
B)  One outer electron
C)  Two outer electrons
D)  Three outer electronsE) A) and D)
F) All of the above

Question 7

How do many illegal drugs cause a "high"?

Accepted Answer

A)  By halting brain activity
B)  By altering the biochemical processes that occur in the brain
C)  By altering the biochemical processes that occur in the brain and other vital organs
D)  By altering the body's temperature-regulating mechanismsE) None of the above
F) All of the above

Question 8

What best describes the Cl-Cl bond?

Accepted Answer

A)  Nonpolar
B)  Covalent
C)  Polar covalent
D)  IonicE) None of the above
F) A) and B)

Question 9

The following molecule, phenol, is used in some medicines. How many carbon atoms in it have a tetrahedral geometry?

Accepted Answer

A)  0
B)  1
C)  2
D)  3E) C) and D)
F) None of the above

Question 10

What kind of bond connects the carbon atom and oxygen atom in carbon monoxide?

Accepted Answer

A)  A single bond
B)  A double bond
C)  A triple bond
D)  Two single bondsE) None of the above
F) A) and B)

Question 11

Lewis structures with single lines indicate what kind of bonding?

Accepted Answer

A)  Covalent, 2-electron bonding
B)  Ionic, 2-electron bonding
C)  Covalent, 4-electron bonding
D)  Ionic, 4-electron bondingE) A) and B)
F) A) and C)

Question 12

What is the proper term for the nerve cells that make up the human nervous system?

Accepted Answer

The answer of What is the proper term for the...

Question 13

What is the correct name for the illegal drug "meth"?

Accepted Answer

A)  d-methyleneamphetamine
B)  d-methamphetamine
C)  l-methamphetamine
D)  l-methyleneamphetamineE) None of the above
F) A) and B)

Question 14

How many carbons in the following molecule have a tetrahedral geometry?

Accepted Answer

A)  2
B)  3
C)  4
D)  5E) B) and C)
F) A) and D)

Question 15

Which of the following represent the best structure for SO2?

Accepted Answer

A)   2? 
A)     
B)     
C)     
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B)   2? 
A)     
B)     
C)     
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C)   2? 
A)     
B)     
C)     
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D)   2? 
A)     
B)     
C)     
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F) C) and D)

Question 16

The alkane solvents are quite soluble in water.

Accepted Answer

A) True 
 B)False

Question 17

What is the term for two molecules with the same formula but two different structures?

Accepted Answer

The answer of What is the term for two molecules...

Question 18

What do neurotransmitters do?

Accepted Answer

A)  Travel outside the neuron, cross a small gap, and reenter the neuron
B)  Travel through the neuron, cross a small gap, and arrive at the other side of the neuron
C)  Travel outside the neuron, cross a small gap, and arrive at the next neuron
D)  Travel through the neuron, cross a small gap, and reenter the neuronE) C) and D)
F) All of the above

Question 19

Which is the correct Lewis dot structure for chlorine?

Accepted Answer

A)   
B)   
C)   
D)   E) B) and C)
F) A) and D)

Question 20

How do neurons communicate with each other?

Accepted Answer

By sending an electr...

Exam 5: Chemistry of Bonding: Structure and Function of Drug Molecules

What best describes the Cl-Cl bond?

Correct AnswerverifiedShow Answer

The alkane solvents are quite soluble in water.

Correct AnswerverifiedShow Answer

What do neurotransmitters do?

Correct AnswerverifiedShow Answer

Which is the correct Lewis dot structure for chlorine?

Correct AnswerverifiedShow Answer

The following molecule, phenol, is used in some medicines. How many carbon atoms in it have a tetrahedral geometry?

Correct AnswerverifiedShow Answer

How do many illegal drugs cause a "high"?

Correct AnswerverifiedShow Answer

What is the correct name for the illegal drug "meth"?

Correct AnswerverifiedShow Answer

How do neurons communicate with each other?

Correct AnswerverifiedBy sending an electr...View AnswerShow Answer

Which is the correct Lewis dot structure for He?

Correct AnswerverifiedShow Answer

How does Lewis theory explain the loss or gain of electrons in an ionic bond?

Correct AnswerverifiedShow Answer

What is the term for two molecules with the same formula but two different structures?

Correct AnswerverifiedShow Answer

Which of the following would be correct structure for the nitrite ion, NO2- ?

Correct AnswerverifiedShow Answer

Lewis structures with single lines indicate what kind of bonding?

Correct AnswerverifiedShow Answer

Which of the following represent the best structure for SO2?

Correct AnswerverifiedShow Answer

What kind of bond connects the carbon atom and oxygen atom in carbon monoxide?

Correct AnswerverifiedShow Answer

What does the term "resonance structure" mean?

Correct AnswerverifiedTwo or more Lewis structures, ...View AnswerShow Answer

How many carbons in the following molecule have a tetrahedral geometry?

Correct AnswerverifiedShow Answer

What is the proper term for the nerve cells that make up the human nervous system?

Correct AnswerverifiedShow Answer

What do the Lewis structures of all the alkali metals have in common?

Correct AnswerverifiedShow Answer

What is the electronegativity difference in the C-O bond?

Correct AnswerverifiedShow Answer

Correct Answer
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By sending an electr...
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Which of the following would be correct structure for the nitrite ion, NO₂^- ?

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Correct Answer
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Which of the following represent the best structure for SO₂?

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Two or more Lewis structures, ...
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Correct Answer
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