Major elimination product from E 2 when each alkyl halide reacts with hydroxide ion is to be identified. Concept Introduction: The major product of an E 2 reaction is more stable alkene except when the reactants are sterically hindered or leaving group are poor. Zaitsev’s Rule: States that the more substituted alkene is obtained when a hydrogen from is removed from the β -carbon that is bonded to the fewest hydrogen.

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Answer 1

Question

Chapter 9.7, Problem 23P

(a)

Interpretation Introduction

Interpretation:

Major elimination product from E₂ when each alkyl halide reacts with hydroxide ion is to be identified.

Concept Introduction:

The major product of an E₂ reaction is more stable alkene except when the reactants are sterically hindered or leaving group are poor.

Zaitsev’s Rule: States that the more substituted alkene is obtained when a hydrogen from is removed from the β-carbon that is bonded to the fewest hydrogen.

(b)

Interpretation Introduction

Interpretation:

The major elimination product from E2 when each alkyl halide reacts with hydroxide ion has to be identified.

Concept Introduction:

Zaitsev’s Rule:

States that the more substituted alkene is obtained when a hydrogen from is removed from the β-carbon that is bonded to the fewest hydrogen.

(c)

Interpretation Introduction

Interpretation:

The major elimination product from E2 when each alkyl halide reacts with hydroxide ion has to be identified.

Concept Introduction:

Zaitsev’s Rule:

States that the more substituted alkene is obtained when a hydrogen from is removed from the β -carbon that is bonded to the fewest hydrogen.

(d)

Interpretation Introduction

Interpretation:

The major elimination product from E2 when each alkyl halide reacts with hydroxide ion has to be identified.

Concept Introduction:

Zaitsev’s Rule:

States that the more substituted alkene is obtained when a hydrogen from is removed from the β -carbon that is bonded to the fewest hydrogen.

(e)

Interpretation Introduction

Interpretation:

The major elimination product from E2 when each alkyl halide reacts with hydroxide ion has to be identified.

Concept Introduction:

Zaitsev’s Rule:

States that the more substituted alkene is obtained when a hydrogen from is removed from the β -carbon that is bonded to the fewest hydrogen.

(f)

Interpretation Introduction

Interpretation:

The major elimination product from E2 when each alkyl halide reacts with hydroxide ion has to be identified.

Concept Introduction:

Zaitsev’s Rule:

States that the more substituted alkene is obtained when a hydrogen from is removed from the β -carbon that is bonded to the fewest hydrogen.

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8. Draw all the resonance forms for each of the fling molecules or ions, and indicate the major contributor in each case, or if they are equivalent (45) (2) -PH2 سمة مد

A J то گای ه +0 Also calculate the amount of starting materials chlorobenzaldehyde and p-chloroacetophenone required to prepare 400 mg of the given chalcone product 1, 3-bis(4-chlorophenyl)prop-2-en-1-one molar mass ok 1,3-bis(4-Chlorophenyl) prop-2-en-1-one = 277.1591m01 number of moles= 0.400/277.15 = 0.00144 moles 2 x 0.00 144=0.00288 moves arams of acetophenone = 0.00144 X 120.16 = 0.1739 0.1739x2=0.3469 grams of benzaldehyde = 0.00144X106.12=0.1539 0.1539x2 = 0.3069 Starting materials: 0.3469 Ox acetophenone, 0.3069 of benzaldehyde 3

1. Answer the questions about the following reaction: (a) Draw in the arrows that can be used make this reaction occur and draw in the product of substitution in this reaction. Be sure to include any relevant stereochemistry in the product structure. + SK F Br + (b) In which solvent would this reaction proceed the fastest (Circle one) Methanol Acetone (c) Imagine that you are working for a chemical company and it was your job to perform a similar reaction to the one above, with the exception of the S atom in this reaction being replaced by an O atom. During the reaction, you observe the formation of three separate molecules instead of the single molecule obtained above. What is the likeliest other products that are formed? Draw them in the box provided.

Answer 2

Question

Chapter 9.7, Problem 23P

(a)

Interpretation Introduction

Interpretation:

Major elimination product from E₂ when each alkyl halide reacts with hydroxide ion is to be identified.

Concept Introduction:

The major product of an E₂ reaction is more stable alkene except when the reactants are sterically hindered or leaving group are poor.

Zaitsev’s Rule: States that the more substituted alkene is obtained when a hydrogen from is removed from the β-carbon that is bonded to the fewest hydrogen.

(b)

Interpretation Introduction

Interpretation:

The major elimination product from E2 when each alkyl halide reacts with hydroxide ion has to be identified.

Concept Introduction:

Zaitsev’s Rule:

States that the more substituted alkene is obtained when a hydrogen from is removed from the β-carbon that is bonded to the fewest hydrogen.

(c)

Interpretation Introduction

Interpretation:

The major elimination product from E2 when each alkyl halide reacts with hydroxide ion has to be identified.

Concept Introduction:

Zaitsev’s Rule:

States that the more substituted alkene is obtained when a hydrogen from is removed from the β -carbon that is bonded to the fewest hydrogen.

(d)

Interpretation Introduction

Interpretation:

The major elimination product from E2 when each alkyl halide reacts with hydroxide ion has to be identified.

Concept Introduction:

Zaitsev’s Rule:

States that the more substituted alkene is obtained when a hydrogen from is removed from the β -carbon that is bonded to the fewest hydrogen.

(e)

Interpretation Introduction

Interpretation:

The major elimination product from E2 when each alkyl halide reacts with hydroxide ion has to be identified.

Concept Introduction:

Zaitsev’s Rule:

States that the more substituted alkene is obtained when a hydrogen from is removed from the β -carbon that is bonded to the fewest hydrogen.

(f)

Interpretation Introduction

Interpretation:

The major elimination product from E2 when each alkyl halide reacts with hydroxide ion has to be identified.

Concept Introduction:

Zaitsev’s Rule:

States that the more substituted alkene is obtained when a hydrogen from is removed from the β -carbon that is bonded to the fewest hydrogen.

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Answer 3

Question

Chapter 9.7, Problem 23P

(a)

Interpretation Introduction

Interpretation:

Major elimination product from E₂ when each alkyl halide reacts with hydroxide ion is to be identified.

Concept Introduction:

The major product of an E₂ reaction is more stable alkene except when the reactants are sterically hindered or leaving group are poor.

Zaitsev’s Rule: States that the more substituted alkene is obtained when a hydrogen from is removed from the β-carbon that is bonded to the fewest hydrogen.

(b)

Interpretation Introduction

Interpretation:

The major elimination product from E2 when each alkyl halide reacts with hydroxide ion has to be identified.

Concept Introduction:

Zaitsev’s Rule:

States that the more substituted alkene is obtained when a hydrogen from is removed from the β-carbon that is bonded to the fewest hydrogen.

(c)

Interpretation Introduction

Interpretation:

The major elimination product from E2 when each alkyl halide reacts with hydroxide ion has to be identified.

Concept Introduction:

Zaitsev’s Rule:

States that the more substituted alkene is obtained when a hydrogen from is removed from the β -carbon that is bonded to the fewest hydrogen.

(d)

Interpretation Introduction

Interpretation:

The major elimination product from E2 when each alkyl halide reacts with hydroxide ion has to be identified.

Concept Introduction:

Zaitsev’s Rule:

States that the more substituted alkene is obtained when a hydrogen from is removed from the β -carbon that is bonded to the fewest hydrogen.

(e)

Interpretation Introduction

Interpretation:

The major elimination product from E2 when each alkyl halide reacts with hydroxide ion has to be identified.

Concept Introduction:

Zaitsev’s Rule:

States that the more substituted alkene is obtained when a hydrogen from is removed from the β -carbon that is bonded to the fewest hydrogen.

(f)

Interpretation Introduction

Interpretation:

The major elimination product from E2 when each alkyl halide reacts with hydroxide ion has to be identified.

Concept Introduction:

Zaitsev’s Rule:

States that the more substituted alkene is obtained when a hydrogen from is removed from the β -carbon that is bonded to the fewest hydrogen.

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Answer 4

Question

Chapter 9.7, Problem 23P

(a)

Interpretation Introduction

Interpretation:

Major elimination product from E₂ when each alkyl halide reacts with hydroxide ion is to be identified.

Concept Introduction:

The major product of an E₂ reaction is more stable alkene except when the reactants are sterically hindered or leaving group are poor.

Zaitsev’s Rule: States that the more substituted alkene is obtained when a hydrogen from is removed from the β-carbon that is bonded to the fewest hydrogen.

(b)

Interpretation Introduction

Interpretation:

The major elimination product from E2 when each alkyl halide reacts with hydroxide ion has to be identified.

Concept Introduction:

Zaitsev’s Rule:

States that the more substituted alkene is obtained when a hydrogen from is removed from the β-carbon that is bonded to the fewest hydrogen.

(c)

Interpretation Introduction

Interpretation:

The major elimination product from E2 when each alkyl halide reacts with hydroxide ion has to be identified.

Concept Introduction:

Zaitsev’s Rule:

States that the more substituted alkene is obtained when a hydrogen from is removed from the β -carbon that is bonded to the fewest hydrogen.

(d)

Interpretation Introduction

Interpretation:

The major elimination product from E2 when each alkyl halide reacts with hydroxide ion has to be identified.

Concept Introduction:

Zaitsev’s Rule:

States that the more substituted alkene is obtained when a hydrogen from is removed from the β -carbon that is bonded to the fewest hydrogen.

(e)

Interpretation Introduction

Interpretation:

The major elimination product from E2 when each alkyl halide reacts with hydroxide ion has to be identified.

Concept Introduction:

Zaitsev’s Rule:

States that the more substituted alkene is obtained when a hydrogen from is removed from the β -carbon that is bonded to the fewest hydrogen.

(f)

Interpretation Introduction

Interpretation:

The major elimination product from E2 when each alkyl halide reacts with hydroxide ion has to be identified.

Concept Introduction:

Zaitsev’s Rule:

States that the more substituted alkene is obtained when a hydrogen from is removed from the β -carbon that is bonded to the fewest hydrogen.

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Answer 5

Chapter 9.7, Problem 23P

(a)

Interpretation Introduction

Interpretation:

Major elimination product from E₂ when each alkyl halide reacts with hydroxide ion is to be identified.

Concept Introduction:

The major product of an E₂ reaction is more stable alkene except when the reactants are sterically hindered or leaving group are poor.

Zaitsev’s Rule: States that the more substituted alkene is obtained when a hydrogen from is removed from the β-carbon that is bonded to the fewest hydrogen.

(b)

Interpretation Introduction

Interpretation:

The major elimination product from E2 when each alkyl halide reacts with hydroxide ion has to be identified.

Concept Introduction:

Zaitsev’s Rule:

States that the more substituted alkene is obtained when a hydrogen from is removed from the β-carbon that is bonded to the fewest hydrogen.

(c)

Interpretation Introduction

Interpretation:

The major elimination product from E2 when each alkyl halide reacts with hydroxide ion has to be identified.

Concept Introduction:

Zaitsev’s Rule:

States that the more substituted alkene is obtained when a hydrogen from is removed from the β -carbon that is bonded to the fewest hydrogen.

(d)

Interpretation Introduction

Interpretation:

The major elimination product from E2 when each alkyl halide reacts with hydroxide ion has to be identified.

Concept Introduction:

Zaitsev’s Rule:

States that the more substituted alkene is obtained when a hydrogen from is removed from the β -carbon that is bonded to the fewest hydrogen.

(e)

Interpretation Introduction

Interpretation:

The major elimination product from E2 when each alkyl halide reacts with hydroxide ion has to be identified.

Concept Introduction:

Zaitsev’s Rule:

States that the more substituted alkene is obtained when a hydrogen from is removed from the β -carbon that is bonded to the fewest hydrogen.

(f)

Interpretation Introduction

Interpretation:

The major elimination product from E2 when each alkyl halide reacts with hydroxide ion has to be identified.

Concept Introduction:

Zaitsev’s Rule:

States that the more substituted alkene is obtained when a hydrogen from is removed from the β -carbon that is bonded to the fewest hydrogen.

Answer 6

Chapter 9.7, Problem 23P

(a)

Interpretation Introduction

Interpretation:

Major elimination product from E₂ when each alkyl halide reacts with hydroxide ion is to be identified.

Concept Introduction:

The major product of an E₂ reaction is more stable alkene except when the reactants are sterically hindered or leaving group are poor.

Zaitsev’s Rule: States that the more substituted alkene is obtained when a hydrogen from is removed from the β-carbon that is bonded to the fewest hydrogen.

Answer 7

Chapter 9.7, Problem 23P

(a)

Interpretation Introduction

Interpretation:

Major elimination product from E₂ when each alkyl halide reacts with hydroxide ion is to be identified.

Concept Introduction:

The major product of an E₂ reaction is more stable alkene except when the reactants are sterically hindered or leaving group are poor.

Zaitsev’s Rule: States that the more substituted alkene is obtained when a hydrogen from is removed from the β-carbon that is bonded to the fewest hydrogen.

Answer 8

(b)

Interpretation Introduction

Interpretation:

The major elimination product from E2 when each alkyl halide reacts with hydroxide ion has to be identified.

Concept Introduction:

Zaitsev’s Rule:

States that the more substituted alkene is obtained when a hydrogen from is removed from the β-carbon that is bonded to the fewest hydrogen.

Answer 9

(b)

Interpretation Introduction

Interpretation:

The major elimination product from E2 when each alkyl halide reacts with hydroxide ion has to be identified.

Concept Introduction:

Zaitsev’s Rule:

States that the more substituted alkene is obtained when a hydrogen from is removed from the β-carbon that is bonded to the fewest hydrogen.

Answer 10

(c)

Interpretation Introduction

Interpretation:

The major elimination product from E2 when each alkyl halide reacts with hydroxide ion has to be identified.

Concept Introduction:

Zaitsev’s Rule:

States that the more substituted alkene is obtained when a hydrogen from is removed from the β -carbon that is bonded to the fewest hydrogen.

Answer 11

(c)

Interpretation Introduction

Interpretation:

The major elimination product from E2 when each alkyl halide reacts with hydroxide ion has to be identified.

Concept Introduction:

Zaitsev’s Rule:

States that the more substituted alkene is obtained when a hydrogen from is removed from the β -carbon that is bonded to the fewest hydrogen.

Answer 12

(d)

Interpretation Introduction

Interpretation:

The major elimination product from E2 when each alkyl halide reacts with hydroxide ion has to be identified.

Concept Introduction:

Zaitsev’s Rule:

States that the more substituted alkene is obtained when a hydrogen from is removed from the β -carbon that is bonded to the fewest hydrogen.

Answer 13

(d)

Interpretation Introduction

Interpretation:

The major elimination product from E2 when each alkyl halide reacts with hydroxide ion has to be identified.

Concept Introduction:

Zaitsev’s Rule:

States that the more substituted alkene is obtained when a hydrogen from is removed from the β -carbon that is bonded to the fewest hydrogen.

Answer 14

(e)

Interpretation Introduction

Interpretation:

The major elimination product from E2 when each alkyl halide reacts with hydroxide ion has to be identified.

Concept Introduction:

Zaitsev’s Rule:

States that the more substituted alkene is obtained when a hydrogen from is removed from the β -carbon that is bonded to the fewest hydrogen.

Answer 15

(e)

Interpretation Introduction

Interpretation:

The major elimination product from E2 when each alkyl halide reacts with hydroxide ion has to be identified.

Concept Introduction:

Zaitsev’s Rule:

States that the more substituted alkene is obtained when a hydrogen from is removed from the β -carbon that is bonded to the fewest hydrogen.

Answer 16

(f)

Interpretation Introduction

Interpretation:

The major elimination product from E2 when each alkyl halide reacts with hydroxide ion has to be identified.

Concept Introduction:

Zaitsev’s Rule:

States that the more substituted alkene is obtained when a hydrogen from is removed from the β -carbon that is bonded to the fewest hydrogen.

Answer 17

(f)

Interpretation Introduction

Interpretation:

The major elimination product from E2 when each alkyl halide reacts with hydroxide ion has to be identified.

Concept Introduction:

Zaitsev’s Rule:

States that the more substituted alkene is obtained when a hydrogen from is removed from the β -carbon that is bonded to the fewest hydrogen.

Answer 18

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Answer 19

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Answer 20

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Answer 21

Ch. 9.1 - Prob. 3P Ch. 9.1 - Does increasing the energy barrier for an SN2...Ch. 9.1 - Rank the following alkyl bromides from most...Ch. 9.1 - Prob. 8P Ch. 9.2 - Prob. 9P Ch. 9.2 - Prob. 10P Ch. 9.2 - Prob. 11P Ch. 9.2 - Prob. 12P Ch. 9.2 - Which substitution reaction lakes place more...Ch. 9.2 - Prob. 15P

Solution Summary: The author explains Zaitsev's rule that the more substituted alkene is obtained when a hydrogen from is removed from the -carbon that is bonded to the fewest hydrogen.

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