Question 1

What two atomic orbitals or hybrid atomic orbitals overlap to form the carbon-carbon σ bond in ethyne?

Accepted Answer

A) sp3-sp3 
B) p-p 
C) sp2-sp2 
D) s-s 
E) sp-sp 
A) sp3-sp3 
B) p-p 
C) sp2-sp2 
D) s-s 
E) sp-sp E

Question 2

Give the reagents for the following reaction.

Accepted Answer

1. H₂, Lindlar catalyst or Na, NH₃; 2. Br₂

Question 3

Provide the structure of (2E,4E)-2-chloro-2,4-octadiene.

Accepted Answer

The answer of Provide the structure of (2E,4E)-2-chloro-2,4-octadiene....

Question 4

Provide the structure of the major organic product(s)in the reaction below.

Accepted Answer

The answer of Provide the structure of the major organic...

Question 5

Explain why HC   N is a stronger acid than HC   CH.

Accepted Answer

Because nitrogen is

Question 6

Give the major organic product for the reaction.

Accepted Answer

A)    
B)    
C)    
D) CH3CH2CH2CH   CHOH 
E)    
A)    
B)    
C)    
D) CH3CH2CH2CH   CHOH 
E)

Question 7

Give the best reagents for the reaction.

Accepted Answer

A) H2, Pd 
B) 1) LiAlH4, 2. H3O+ 
C) 1) NaBH4, 2. H3O+ 
D) H2, Lindlar catalyst 
E) Na, NH3 
A) H2, Pd 
B) 1) LiAlH4, 2. H3O+ 
C) 1) NaBH4, 2. H3O+ 
D) H2, Lindlar catalyst 
E) Na, NH3

Question 8

Provide an acceptable name for the compound shown.

Accepted Answer

7,7-dichloro-5,5-dim

Question 9

Provide the structure of the major organic product of the following reaction.

Accepted Answer

The answer of Provide the structure of the major organic...

Question 10

Which of the species below is less basic than acetylide?

Accepted Answer

A) CH3Li 
B) CH3ONa 
C) NaOH 
D) both B and C 
E) all of the above 
A) CH3Li 
B) CH3ONa 
C) NaOH 
D) both B and C 
E) all of the above

Question 11

Provide the major organic product in the reaction below.

Accepted Answer

The answer of Provide the major organic product in the...

Question 12

Give the reagents for the following reaction.

Accepted Answer

1. NaNH₂, 2

Question 13

Give the major organic product for the reaction.

Accepted Answer

A)    
B)    
C) CH3CH2CH2C   CCH3 
D) CH3CH2CH2C   CCH2CH2CH3 
E) CH3CH2CH2C   CCH2CH3 
A)    
B)    
C) CH3CH2CH2C   CCH3 
D) CH3CH2CH2C   CCH2CH2CH3 
E) CH3CH2CH2C   CCH2CH3

Question 14

Provide the major organic product in the reaction below.

Accepted Answer

The answer of Provide the major organic product in the...

Question 15

How many distinct terminal alkynes exist with a molecular formula of C5H8?

Accepted Answer

A) 1 
B) 2 
C) 3 
D) 4 
E) 5 
A) 1 
B) 2 
C) 3 
D) 4 
E) 5

Question 16

Give the IUPAC name for HCCCH2CH2CH3.

Accepted Answer

Question 17

Provide the structure of the major organic product of the following reaction.

Accepted Answer

The answer of Provide the structure of the major organic...

Question 18

Provide the structure of the major organic product(s)in the reaction below.
CH3CH2-C   C-CH3

Accepted Answer

Question 19

Describe a sequence of reactions by which cis-2-pentene could be prepared from acetylene.

Accepted Answer

1) NaNH₂ 2) CH₃CH₂Br 3)

Question 20

For the reaction below indicate whether the equilibrium constant will be greater than 1 or less than 1.
CH3CH2CHO ⇌ CH3CH   CHOH

Accepted Answer

Exam 7: Reactions of Alkynes Introduction to Multistep Synthesis

What two atomic orbitals or hybrid atomic orbitals overlap to form the carbon-carbon σ bond in ethyne?

Give the reagents for the following reaction.

Provide the structure of (2E,4E)-2-chloro-2,4-octadiene.

Provide the structure of the major organic product(s)in the reaction below.

Explain why HC N is a stronger acid than HC CH.

Give the major organic product for the reaction.

Give the best reagents for the reaction.

Provide an acceptable name for the compound shown.

Provide the structure of the major organic product of the following reaction.

Which of the species below is less basic than acetylide?

Provide the major organic product in the reaction below.

Give the reagents for the following reaction.

Give the major organic product for the reaction.

Provide the major organic product in the reaction below.

How many distinct terminal alkynes exist with a molecular formula of C5H8?

Give the IUPAC name for HCCCH2CH2CH3.

Provide the structure of the major organic product of the following reaction.

Provide the structure of the major organic product(s)in the reaction below. CH3CH2-C C-CH3

Describe a sequence of reactions by which cis-2-pentene could be prepared from acetylene.

For the reaction below indicate whether the equilibrium constant will be greater than 1 or less than 1. CH3CH2CHO ⇌ CH3CH CHOH

Remembering General Chemistry: Electronic Structure and Bonding

Acids and Bases: Central to Understanding Organic Chemistry

An Introduction to Organic Compounds

Isomers: the Arrangement of Atoms in Space

Alkenes Thermodynamics and Kinetics

Reactions of Alkenes

Electron Delocalization, Resonance, and Aromaticity More About Molecular Orbital Theory

Substitution Reactions of Alkyl Halides

Elimination Reactions of Alkyl Halides Competition Between Substitution and Elimination

Reactions of Alcohols, Ethers, Epoxides, and Sulfur-Containing Compounds

Organometallic Compounds

Reactions of Alkanes, Radicals

Mass Spectrometry, Infrared Spectroscopy, and Uvvis Spectroscopy

Nmr Spectroscopy

Reactions of Carboxylic Acids and Carboxylic Acid Derivatives

Reactions of Aldehydes and Ketones

Reactions at the Alpha Carbon of Carbonyl Compounds

Reactions of Benzene and Substituted Benzenes

More About Amines Heterocylic Compounds

Carbohydrates

Amino Acids, Peptides, and Proteins

Catalysis

The Organic Mechanisms of the Coenzymes

The Chemistry of Metabolism

Nucleosides, Nucleotides, and Nucleic Acids

Synthetic Polymers

Pericyclic Reactions

Filters

How many distinct terminal alkynes exist with a molecular formula of C₅H₈?

Give the IUPAC name for HCCCH₂CH₂CH₃.

Provide the structure of the major organic product(s)in the reaction below. CH₃CH₂-C C-CH₃

For the reaction below indicate whether the equilibrium constant will be greater than 1 or less than 1. CH₃CH₂CHO ⇌ CH₃CH CHOH