Question 1

Which compound has the most acidic proton?

Accepted Answer

A)  I 
B)  II 
C)  III 
A)  I 
B)  II 
C)  III

Question 2

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

Question 3

What is the counterion in (CH3)3CLi?

Accepted Answer

A)  CH3+ 
B)  CH3- 
C)  (CH3)3C- 
D)  Li+ 
A)  CH3+ 
B)  CH3- 
C)  (CH3)3C- 
D)  Li+

Question 4

For the following reaction, identify the Lewis acid.

Accepted Answer

A)  I 
B)  II 
C)  III 
D)  Both I & III 
A)  I 
B)  II 
C)  III 
D)  Both I & III

Question 5

Which of the following compounds is most acidic?

Accepted Answer

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

Question 6

Rank the following compounds in decreasing order of acidity.

Accepted Answer

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

Question 7

For the following reaction label the acid, base, conjugate acid and conjugate base.

Accepted Answer

The answer of For the following reaction label the acid,...

Question 8

In a Brønsted-Lowry acid-base reaction, the reactants are _______.

Accepted Answer

A)  Brønsted-Lowry acid and Brønsted-Lowry base 
B)  Brønsted-Lowry acid and conjugate base 
C)  Brønsted-Lowry base and conjugate acid 
D)  conjugate acid and conjugate base 
E)  Brønsted-Lowry acid and conjugate acid 
A)  Brønsted-Lowry acid and Brønsted-Lowry base 
B)  Brønsted-Lowry acid and conjugate base 
C)  Brønsted-Lowry base and conjugate acid 
D)  conjugate acid and conjugate base 
E)  Brønsted-Lowry acid and conjugate acid

Question 9

Which of the following compounds is most basic?

Accepted Answer

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

Question 10

What is a cation?

Accepted Answer

A)  a negatively charged ion 
B)  a positively charged ion 
C)  a sodium atom 
D)  a hydrogen molecule 
A)  a negatively charged ion 
B)  a positively charged ion 
C)  a sodium atom 
D)  a hydrogen molecule

Question 11

Which of the following compounds is most acidic?

Accepted Answer

A)  HF 
B)  HCl 
C)  HBr 
D)  HI 
A)  HF 
B)  HCl 
C)  HBr 
D)  HI

Question 12

Determine if NaNH2 is a suitable reagent to deprotonate the following compound. Explain why.

Accepted Answer

Yes.
The conjugate base is resonance sta

Question 13

Identify a Brønsted-Lowry acid.

Accepted Answer

A)  proton acceptor 
B)  proton donor 
C)  species remaining after acid is deprotonated 
D)  species remaining after base is protonated 
A)  proton acceptor 
B)  proton donor 
C)  species remaining after acid is deprotonated 
D)  species remaining after base is protonated

Question 14

Which of the following compounds is more acidic? Explain why.

Accepted Answer

Compound I is more acidic. The conjugate

Question 15

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

Accepted Answer

The answer of Provide a curved arrow mechanism for the...

Question 16

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

Accepted Answer

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

Question 17

Draw the conjugate base of CH3C$\equiv$CH.

Accepted Answer

The answer of Draw the conjugate base of CH3C$\equiv$CH....

Question 18

Rank the following protons in decreasing order of acidity.

Accepted Answer

A)  II > III > I 
B)  I > II > III 
C)  III > I > II 
D)  III > II > I 
E)  None of these 
A)  II > III > I 
B)  I > II > III 
C)  III > I > II 
D)  III > II > I 
E)  None of these

Question 19

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

Accepted Answer

Favors the right side.
Both the base and

Question 20

Which of the following solvents can be used with NaNH2?

Accepted Answer

A)  CH3CH2OH 
B)  CH3OH 
C)  H2O 
D)  Liquid NH3 
A)  CH3CH2OH 
B)  CH3OH 
C)  H2O 
D)  Liquid NH3

Exam 3: Acids and Bases

Which compound has the most acidic proton?

The following compound is best classified as a ____.

What is the counterion in (CH3)3CLi?

For the following reaction, identify the Lewis acid.

Which of the following compounds is most acidic?

Rank the following compounds in decreasing order of acidity.

For the following reaction label the acid, base, conjugate acid and conjugate base.

In a Brønsted-Lowry acid-base reaction, the reactants are _______.

Which of the following compounds is most basic?

What is a cation?

Which of the following compounds is most acidic?

Determine if NaNH2 is a suitable reagent to deprotonate the following compound. Explain why.

Identify a Brønsted-Lowry acid.

Which of the following compounds is more acidic? Explain why.

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

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

Draw the conjugate base of CH3C ≡\equiv≡ CH.

Rank the following protons in decreasing order of acidity.

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

Which of the following solvents can be used with NaNH2?

A Review of General Chemistry: Electrons, Bonds, and Molecular Properties

Molecular Representations

Alkanes and Cycloalkanes

Stereoisomerism

Chemical Reactivity and Mechanisms

Alkyl Halides: Nucleophilic Substitution and Elimination Reactions

Addition Reactions of Alkenes

Alkynes

Radical Reactions

Synthesis

Alcohols and Phenols

Ethers and Epoxides; Thiols and Sulfides

Infrared Spectroscopy and Mass Spectrometry

Nuclear Magnetic Resonance Spectroscopy

Conjugated Pi Systems and Pericyclic Reactions

Aromatic Compounds

Aromatic Substitution Reactions

Aldehydes and Ketones

Carboxylic Acids and Their Derivatives

Alpha Carbon Chemistry: Enols and Enolates

Amines

Introduction to Organometallic Compounds

Carbohydrates

Amino Acids, Peptides, and Proteins

Lipids

Synthetic Polymers

Filters

What is the counterion in (CH₃)₃CLi?

Determine if NaNH₂ is a suitable reagent to deprotonate the following compound. Explain why.

Draw the conjugate base of CH₃C $\equiv$ CH.

Which of the following solvents can be used with NaNH₂?