Question 1

The following compounds are constitutional isomers. Which can form hydrogen bonds with water?

Accepted Answer

A)   
B)   
C)   
D)   All can form hydrogen bonds with water.E) A) and D)
F) None of the above

Question 2

The structure of isoleucine is  The zwitterion form of the amino acid isoleucine is

Accepted Answer

A) True 
 B)False

Question 3

Only amino acids can form zwitterions.

Accepted Answer

A) True 
 B)False

Question 4

In decarboxylation reactions, the carboxylic acid group produces carbon dioxide.

Accepted Answer

A) True 
 B)False

Question 5

The ketone carbonyl group in the following compound is on the α carbon atom.

Accepted Answer

A) True 
 B)False

Question 6

Consider the structures given below.  Fill in the blanks with appropriate letter (A, B, C, D, E, F).
-Structure__________________ and structure _______________ could react to form ethyldimethylammonium propanoate.

Accepted Answer

The answer of Consider the structures given below.  Fill...

Question 7

Consider the structures given below.  Fill in the blanks with appropriate letter (A, B, C, D, E, F).
-Structure____________________ would not be neutralized by the buffers found in the body.

Accepted Answer

The answer of Consider the structures given below.  Fill...

Question 8

What is the name of the following substance? CH3-NH-CH2−CH2-CH3

Accepted Answer

A)   methylpropylamine
B)   propylmethylamine
C)   aminobutane
D)   butanamineE) A) and B)
F) None of the above

Question 9

In the formation of a thioester bond, the involved hydrogen atoms:

Accepted Answer

A)   are transferred to FAD.
B)   are transferred to NAD+.
C)   remain with the thiol.
D)   remain with the aldehyde.E) B) and C)
F) A) and D)

Question 10

The amine shown below is a tertiary amine.

Accepted Answer

A) True 
 B)False

Question 11

The salt of propanoic acid and the sodium ion would be named as sodium propanoate.

Accepted Answer

A) True 
 B)False

Question 12

When phenol dissolves in water, it functions as

Accepted Answer

A)   a weak base
B)   a weak acid
C)   a neutral compoundD) A) and B)
E) A) and C)

Question 13

Which of the following classes of amines can act as both a hydrogen bond acceptor and a hydrogen bond donor when dissolved in water?

Accepted Answer

A)   primary
B)   secondary
C)   tertiary
D)   both primary and secondary
E)   primary, secondary and tertiaryF) A) and E)
G) B) and E)

Question 14

Which of the following solutions is most likely to have the lowest pH?

Accepted Answer

A)   0.010 M propanol
B)   0.010 M propanoic acid
C)   0.010 M propyl amine
D)   0.010 M phenol
E)   0.010 M propanethiolF) D) and E)
G) A) and D)

Question 15

Which of the following solutions is most likely to have the highest pH?

Accepted Answer

A)   0.010 M propanol
B)   0.010 M propanoic acid
C)   0.010 M propyl amine
D)   0.010 M phenol
E)   0.010 M propanethiolF) B) and C)
G) None of the above

Question 16

The active ingredient in Prozacis shown below.  This compound:

Accepted Answer

A)   is a hydrochloride salt.
B)   contains the conjugate acid of an amine.
C)   was formed by the reaction of an amine and HCl.
D)   all of the aboveE) C) and D)
F) A) and B)

Question 17

The following represents the general structure of a thioester.

Accepted Answer

A) True 
 B)False

Question 18

Which of the following compounds would be the most likely to undergo decarboxylation when simply heated?

Accepted Answer

A)   
B)   
C)   
D)   E) None of the above
F) A) and D)

Question 19

Consider the structures given below.  Fill in the blanks with appropriate letter (A, B, C, D, E, F).
-Structure ____________________ could be a hydrogen bond donor or acceptor in water.

Accepted Answer

The answer of Consider the structures given below.  Fill...

Question 20

Draw the structure of sodium benzoate.

Accepted Answer

The answer of Draw the structure of sodium benzoate....

Exam 12: Organic Acids and Bases

Which of the following compounds would be the most likely to undergo decarboxylation when simply heated?

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The following compounds are constitutional isomers. Which can form hydrogen bonds with water?

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Consider the structures given below. Fill in the blanks with appropriate letter (A, B, C, D, E, F). -Structure__________________ and structure _______________ could react to form ethyldimethylammonium propanoate.

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What is the name of the following substance? CH3-NH-CH2−CH2-CH3

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Only amino acids can form zwitterions.

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Draw the structure of sodium benzoate.

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When phenol dissolves in water, it functions as

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The amine shown below is a tertiary amine.

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The salt of propanoic acid and the sodium ion would be named as sodium propanoate.

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Consider the structures given below. Fill in the blanks with appropriate letter (A, B, C, D, E, F). -Structure____________________ would not be neutralized by the buffers found in the body.

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Which of the following solutions is most likely to have the highest pH?

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In decarboxylation reactions, the carboxylic acid group produces carbon dioxide.

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The ketone carbonyl group in the following compound is on the α carbon atom.

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The active ingredient in Prozacis shown below. This compound:

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Consider the structures given below. Fill in the blanks with appropriate letter (A, B, C, D, E, F). -Structure ____________________ could be a hydrogen bond donor or acceptor in water.

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The structure of isoleucine is The zwitterion form of the amino acid isoleucine is

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Which of the following classes of amines can act as both a hydrogen bond acceptor and a hydrogen bond donor when dissolved in water?

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In the formation of a thioester bond, the involved hydrogen atoms:

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Which of the following solutions is most likely to have the lowest pH?

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The following represents the general structure of a thioester.

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Consider the structures given below. Fill in the blanks with appropriate letter (A, B, C, D, E, F). -Structure____ and structure _ could react to form ethyldimethylammonium propanoate.

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What is the name of the following substance? CH₃-NH-CH₂−CH₂-CH₃

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