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Which of the following compounds is most acidic? Which of the following compounds is most acidic? A) I B) II C) III D) IV


A) I
B) II
C) III
D) IV

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

Correct Answer

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Which of the following compounds is most basic? Which of the following compounds is most basic? A) I B) II C) III D) IV E) All of these


A) I
B) II
C) III
D) IV
E) All of these

F) D) and E)
G) None of the above

Correct Answer

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Determine if NaOH is a suitable reagent to deprotonate the following compound. Explain why. Determine if NaOH is a suitable reagent to deprotonate the following compound. Explain why.

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No. The base has a negative charge on the more electronegative oxygen, whereas the conjugate base has a negative charge on the less electronegative carbon atom.

The following compound is best classified as a ____. The following compound is best classified as a ____. A) Brønsted-Lowry acid B) Lewis acid C) Brønsted-Lowry base D) Lewis base E) Both C & D


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

F) C) and E)
G) B) and E)

Correct Answer

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

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Identify the Brønsted-Lowry base in the following reaction. Identify the Brønsted-Lowry base in the following reaction. A) I B) II C) III D) IV E) none of the above


A) I
B) II
C) III
D) IV
E) none of the above

F) A) and E)
G) A) and D)

Correct Answer

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Which of the following compounds is most acidic? Which of the following compounds is most acidic? A) I B) II C) III D) IV


A) I
B) II
C) III
D) IV

E) A) and D)
F) All of the above

Correct Answer

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

Correct Answer

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

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A gain of proton by a Brønsted-Lowry base results in a ___.


A) Lewis acid
B) conjugate acid
C) conjugate base
D) conjugate acid-base pair
E) None of these

F) C) and D)
G) A) and D)

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What is the conjugate base of phosphoric acid?


A) HPO42-
B) H2PO4-
C) HPO32-
D) PO43-
E) None of these

F) B) and D)
G) A) and C)

Correct Answer

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B

Determine if H2O is a suitable reagent to protonate the following compound. Determine if H<sub>2</sub>O is a suitable reagent to protonate the following compound. A) yes B) no


A) yes
B) no

C) A) and B)
D) undefined

Correct Answer

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Provide a curved arrow mechanism for the following acid-base reaction. Provide a curved arrow mechanism for the following acid-base reaction.

Correct Answer

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A Lewis base is defined as _____.


A) a proton donor
B) an electron pair donor
C) a proton acceptor
D) an electron pair acceptor

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

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For the following acid-base reaction, predict which side of the equilibrium is favored. For the following acid-base reaction, predict which side of the equilibrium is favored. A) favor right side B) favor left side C) neither


A) favor right side
B) favor left side
C) neither

D) All of the above
E) B) and C)

Correct Answer

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Which of the following compounds is not a Lewis acid?


A) BF3
B) FeCl3
C) CH3CH2+
D) Ph3P
E) none of these

F) B) and D)
G) D) and E)

Correct Answer

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For the following reaction, which reactant functions as an acid? For the following reaction, which reactant functions as an acid? A) I B) II C) III D) IV E) none of the above


A) I
B) II
C) III
D) IV
E) none of the above

F) B) and D)
G) C) and D)

Correct Answer

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The following reaction mechanism contains mistakes. Which of the following statements correctly describes the curved arrows consistent with the reaction? The following reaction mechanism contains mistakes. Which of the following statements correctly describes the curved arrows consistent with the reaction? A) The curved arrow should start at the carbonyl oxygen atom B) The curved arrow should start at the hydride, go to the hydrogen connected to oxygen and a second arrow should start from the O-H covalent bond and go to the oxygen C) The curved arrow should start at the oxygen atom of the OH D) There should be two more arrows


A) The curved arrow should start at the carbonyl oxygen atom
B) The curved arrow should start at the hydride, go to the hydrogen connected to oxygen and a second arrow should start from the O-H covalent bond and go to the oxygen
C) The curved arrow should start at the oxygen atom of the OH
D) There should be two more arrows The following reaction mechanism contains mistakes. Which of the following statements correctly describes the curved arrows consistent with the reaction? A) The curved arrow should start at the carbonyl oxygen atom B) The curved arrow should start at the hydride, go to the hydrogen connected to oxygen and a second arrow should start from the O-H covalent bond and go to the oxygen C) The curved arrow should start at the oxygen atom of the OH D) There should be two more arrows

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

Correct Answer

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What is a counterion in (CH3)3COK?

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For the following reaction identify the acid and the base and predict the products. Draw the curved arrow mechanism for the formation of products and predict the direction of the equilibrium. For the following reaction identify the acid and the base and predict the products. Draw the curved arrow mechanism for the formation of products and predict the direction of the equilibrium.

Correct Answer

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