Question 1

Which compound has the most acidic proton? Explain your choice.

Accepted Answer

Compound II.
The conjugate base of both ...

Question 2

For the following reaction, identify the Lewis acid.

Accepted Answer

A)   I
B)   II
C)   III
D)   Both I & IIIE) A) and D)
F) A) and C)

Question 3

What is the leveling effect?

Accepted Answer

It is the deprotonat...

Question 4

For the following reaction mechanism, identify the error, if any and describe the modification necessary by drawing the correct mechanism.

Accepted Answer

The first arrow from the lone pair of ox...

Question 5

What is the counterion in (CH3) 3CLi?

Accepted Answer

A)   CH3+
B)   CH3-
C)   C(CH3) 3-
D)   Li+E) B) and D)
F) C) and D)

Question 6

Aspartic acid, an amino acid, has the following structure. Circle the most acidic proton in aspartic acid. Explain your choice.

Accepted Answer

<img  loading="lazy" src="/assets/images/blured-textbook.svg" class="d-inline m-1" alt="blured image" width="139" height="30"> The conjugate base ...

Question 7

The tail of the curved arrow must start at ____ electron density and the head must end at ____ electron density.

Accepted Answer

A)   low, high
B)   high, high
C)   low, low
D)   high, lowE) None of the above
F) B) and C)

Question 8

For the following reaction, identify the Lewis acid.

Accepted Answer

A)   I
B)   II
C)   III
D)   Both I & IIIE) A) and B)
F) A) and D)

Question 9

For the following reaction, which reactant functions as a base?

Accepted Answer

A)   I
B)   II
C)   neitherD) A) and B)
E) All of the above

Question 10

The following compound is best classified as a ____.

Accepted Answer

A)   Brønsted-Lowry acid
B)   Lewis acid
C)   Brønsted-Lowry base
D)   Lewis base
E)   Both C & DF) A) and B)
G) C) and D)

Question 11

Identify the acid and the base and provide a curved arrow mechanism for the following reaction.

Accepted Answer

The answer of Identify the acid and the base and...

Question 12

For the following acid-base reaction, predict which side the equilibrium is favored.

Accepted Answer

A)   favor right side
B)   favor left side
C)   neitherD) None of the above
E) A) and B)

Question 13

Which of the following compounds is not a Lewis acid?

Accepted Answer

A)   BF3
B)   FeCl3
C)   CH3CH2+
D)   Ph3P
E)   none of theseF) A) and B)
G) None of the above

Question 14

Which is the conjugate acid in the following reaction?

Accepted Answer

A)   I
B)   II
C)   III
D)   IV
E)   Both I & IVF) B) and C)
G) A) and E)

Question 15

Draw the conjugate base of the following compound.

Accepted Answer

The answer of Draw the conjugate base of the following...

Question 16

For the following reaction, which reactant functions as an acid?

Accepted Answer

A)   I
B)   II
C)   neitherD) A) and B)
E) A) and C)

Question 17

For the following reaction, which reactant functions as a base?

Accepted Answer

A)   I
B)   II
C)   neitherD) None of the above
E) A) and B)

Question 18

What is the strongest base that can be used with water as a solvent?

Accepted Answer

The answer of What is the strongest base that can...

Question 19

Rank the following protons in decreasing order (most to least)  of acidity. III>I B)  I>II>III C)  III>I>II D)  III>II>I E)  None of these" class="answers-bank-image d-inline" rel="preload" >

Accepted Answer

A)   II>III>I
B)   I>II>III
C)   III>I>II
D)   III>II>I
E)   None of theseF) A) and E)
G) A) and D)

Question 20

For the following reaction, which reactant functions as an acid?

Accepted Answer

A)   I
B)   II
C)   neitherD) A) and B)
E) A) and C)

Exam 3: Acids and Bases

Which of the following compounds is not a Lewis acid?

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Rank the following protons in decreasing order (most to least) of acidity.

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For the following reaction, identify the Lewis acid.

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For the following reaction, identify the Lewis acid.

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The following compound is best classified as a ____.

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For the following acid-base reaction, predict which side the equilibrium is favored.

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Which is the conjugate acid in the following reaction?

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The tail of the curved arrow must start at ____ electron density and the head must end at ____ electron density.

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For the following reaction mechanism, identify the error, if any and describe the modification necessary by drawing the correct mechanism.

Correct AnswerverifiedThe first arrow from the lone pair of ox...View AnswerShow Answer

For the following reaction, which reactant functions as an acid?

Correct AnswerverifiedShow Answer

For the following reaction, which reactant functions as a base?

Correct AnswerverifiedShow Answer

Identify the acid and the base and provide a curved arrow mechanism for the following reaction.

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Which compound has the most acidic proton? Explain your choice.

Correct AnswerverifiedCompound II.The conjugate base of both ...View AnswerShow Answer

For the following reaction, which reactant functions as a base?

Correct AnswerverifiedShow Answer

What is the leveling effect?

Correct AnswerverifiedIt is the deprotonat...View AnswerShow Answer

Aspartic acid, an amino acid, has the following structure. Circle the most acidic proton in aspartic acid. Explain your choice.

Correct Answerverified The conjugate base ...View AnswerShow Answer

For the following reaction, which reactant functions as an acid?

Correct AnswerverifiedShow Answer

What is the counterion in (CH3) 3CLi?

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What is the strongest base that can be used with water as a solvent?

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Draw the conjugate base of the following compound.

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The tail of the curved arrow must start at electron density and the head must end at electron density.

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The first arrow from the lone pair of ox...
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Correct Answer
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Compound II.
The conjugate base of both ...
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It is the deprotonat...
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Correct Answer
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The conjugate base ...
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What is the counterion in (CH₃) ₃CLi?

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Correct Answer
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