For a given set of molecules the number of signals expected in 1 H NMR spectrum to be identified. Concept Introduction : 1 H NMR : A technique gives information to predict the Carbon and Hydrogen connectivity in the organic compounds. Homotopic : If the protons are interchangeable through rotational symmetry, then the protons are chemically equivalent and termed as homotopic. Enantiotopic protons: If subjected protons in the molecule can be interchanged through rotational or reflection symmetry known as Enantiotopic protons and the protons are chemically equivalent. Diastereotopic: If the protons are not interchangeable through either of the symmetry operations, then the protons are Diastereotopic; the protons are not chemically equivalent if a chiral center present in the molecule. Replacement test : In the molecule; if replacing each one of the subjected protons with deuterium gives the two compounds are same; then the protons are chemically equivalent.

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Answer 1

Question

Chapter 16, Problem 44PP

(a)

Interpretation Introduction

Interpretation: For a given set of molecules the number of signals expected in 1H NMR spectrum to be identified.

Concept Introduction:

1H NMR : A technique gives information to predict the Carbon and Hydrogen connectivity in the organic compounds.

Homotopic: If the protons are interchangeable through rotational symmetry, then the protons are chemically equivalent and termed as homotopic.

Enantiotopic protons: If subjected protons in the molecule can be interchanged through rotational or reflection symmetry known as Enantiotopic protons and the protons are chemically equivalent.

Diastereotopic: If the protons are not interchangeable through either of the symmetry operations, then the protons are Diastereotopic; the protons are not chemically equivalent if a chiral center present in the molecule.

Replacement test: In the molecule; if replacing each one of the subjected protons with deuterium gives the two compounds are same; then the protons are chemically equivalent.

(b)

Interpretation Introduction

Interpretation: For a given set of molecules the number of signals expected in 1H NMR spectrum to be identified.

Concept Introduction:

1H NMR : A technique gives information to predict the Carbon and Hydrogen connectivity in the organic compounds.

Homotopic: If the protons are interchangeable through rotational symmetry, then the protons are chemically equivalent and termed as homotopic.

Enantiotopic protons: If subjected protons in the molecule can be interchanged through rotational or reflection symmetry known as Enantiotopic protons and the protons are chemically equivalent.

Diastereotopic: If the protons are not interchangeable through either of the symmetry operations, then the protons are Diastereotopic; the protons are not chemically equivalent if a chiral center present in the molecule.

Replacement test: In the molecule; if replacing each one of the subjected protons with deuterium gives the two compounds are same; then the protons are chemically equivalent.

(c)

Interpretation Introduction

Interpretation: For a given set of molecules the number of signals expected in 1H NMR spectrum to be identified.

Concept Introduction:

1H NMR : A technique gives information to predict the Carbon and Hydrogen connectivity in the organic compounds.

Homotopic: If the protons are interchangeable through rotational symmetry, then the protons are chemically equivalent and termed as homotopic.

Enantiotopic protons: If subjected protons in the molecule can be interchanged through rotational or reflection symmetry known as Enantiotopic protons and the protons are chemically equivalent.

Diastereotopic: If the protons are not interchangeable through either of the symmetry operations, then the protons are Diastereotopic; the protons are not chemically equivalent if a chiral center present in the molecule.

Replacement test: In the molecule; if replacing each one of the subjected protons with deuterium gives the two compounds are same; then the protons are chemically equivalent.

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Instructions: Complete the questions in the space provided. Show all your work 1. You are trying to determine the rate law expression for a reaction that you are completing at 25°C. You measure the initial reaction rate and the starting concentrations of the reactions for 4 trials. BrO³¯ (aq) + 5Br¯ (aq) + 6H* (aq) → 3Br₂ (l) + 3H2O (l) Initial rate Trial [BrO3] [H*] [Br] (mol/L) (mol/L) | (mol/L) (mol/L.s) 1 0.10 0.10 0.10 8.0 2 0.20 0.10 0.10 16 3 0.10 0.20 0.10 16 4 0.10 0.10 0.20 32 a. Based on the above data what is the rate law expression? b. Solve for the value of k (make sure to include proper units) 2. The proposed reaction mechanism is as follows: i. ii. BrО¸¯ (aq) + H+ (aq) → HBrO3 (aq) HBrO³ (aq) + H* (aq) → H₂BrO3* (aq) iii. H₂BrO³* (aq) + Br¯ (aq) → Br₂O₂ (aq) + H2O (l) [Fast] [Medium] [Slow] iv. Br₂O₂ (aq) + 4H*(aq) + 4Br‍(aq) → 3Br₂ (l) + H2O (l) [Fast] Evaluate the validity of this proposed reaction. Justify your answer.

Answer 2

Question

Chapter 16, Problem 44PP

(a)

Interpretation Introduction

Interpretation: For a given set of molecules the number of signals expected in 1H NMR spectrum to be identified.

Concept Introduction:

1H NMR : A technique gives information to predict the Carbon and Hydrogen connectivity in the organic compounds.

Homotopic: If the protons are interchangeable through rotational symmetry, then the protons are chemically equivalent and termed as homotopic.

Enantiotopic protons: If subjected protons in the molecule can be interchanged through rotational or reflection symmetry known as Enantiotopic protons and the protons are chemically equivalent.

Diastereotopic: If the protons are not interchangeable through either of the symmetry operations, then the protons are Diastereotopic; the protons are not chemically equivalent if a chiral center present in the molecule.

Replacement test: In the molecule; if replacing each one of the subjected protons with deuterium gives the two compounds are same; then the protons are chemically equivalent.

(b)

Interpretation Introduction

Interpretation: For a given set of molecules the number of signals expected in 1H NMR spectrum to be identified.

Concept Introduction:

1H NMR : A technique gives information to predict the Carbon and Hydrogen connectivity in the organic compounds.

Homotopic: If the protons are interchangeable through rotational symmetry, then the protons are chemically equivalent and termed as homotopic.

Enantiotopic protons: If subjected protons in the molecule can be interchanged through rotational or reflection symmetry known as Enantiotopic protons and the protons are chemically equivalent.

Diastereotopic: If the protons are not interchangeable through either of the symmetry operations, then the protons are Diastereotopic; the protons are not chemically equivalent if a chiral center present in the molecule.

Replacement test: In the molecule; if replacing each one of the subjected protons with deuterium gives the two compounds are same; then the protons are chemically equivalent.

(c)

Interpretation Introduction

Interpretation: For a given set of molecules the number of signals expected in 1H NMR spectrum to be identified.

Concept Introduction:

1H NMR : A technique gives information to predict the Carbon and Hydrogen connectivity in the organic compounds.

Homotopic: If the protons are interchangeable through rotational symmetry, then the protons are chemically equivalent and termed as homotopic.

Enantiotopic protons: If subjected protons in the molecule can be interchanged through rotational or reflection symmetry known as Enantiotopic protons and the protons are chemically equivalent.

Diastereotopic: If the protons are not interchangeable through either of the symmetry operations, then the protons are Diastereotopic; the protons are not chemically equivalent if a chiral center present in the molecule.

Replacement test: In the molecule; if replacing each one of the subjected protons with deuterium gives the two compounds are same; then the protons are chemically equivalent.

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Answer 3

Question

Chapter 16, Problem 44PP

(a)

Interpretation Introduction

Interpretation: For a given set of molecules the number of signals expected in 1H NMR spectrum to be identified.

Concept Introduction:

1H NMR : A technique gives information to predict the Carbon and Hydrogen connectivity in the organic compounds.

Homotopic: If the protons are interchangeable through rotational symmetry, then the protons are chemically equivalent and termed as homotopic.

Enantiotopic protons: If subjected protons in the molecule can be interchanged through rotational or reflection symmetry known as Enantiotopic protons and the protons are chemically equivalent.

Diastereotopic: If the protons are not interchangeable through either of the symmetry operations, then the protons are Diastereotopic; the protons are not chemically equivalent if a chiral center present in the molecule.

Replacement test: In the molecule; if replacing each one of the subjected protons with deuterium gives the two compounds are same; then the protons are chemically equivalent.

(b)

Interpretation Introduction

Interpretation: For a given set of molecules the number of signals expected in 1H NMR spectrum to be identified.

Concept Introduction:

1H NMR : A technique gives information to predict the Carbon and Hydrogen connectivity in the organic compounds.

Homotopic: If the protons are interchangeable through rotational symmetry, then the protons are chemically equivalent and termed as homotopic.

Enantiotopic protons: If subjected protons in the molecule can be interchanged through rotational or reflection symmetry known as Enantiotopic protons and the protons are chemically equivalent.

Diastereotopic: If the protons are not interchangeable through either of the symmetry operations, then the protons are Diastereotopic; the protons are not chemically equivalent if a chiral center present in the molecule.

Replacement test: In the molecule; if replacing each one of the subjected protons with deuterium gives the two compounds are same; then the protons are chemically equivalent.

(c)

Interpretation Introduction

Interpretation: For a given set of molecules the number of signals expected in 1H NMR spectrum to be identified.

Concept Introduction:

1H NMR : A technique gives information to predict the Carbon and Hydrogen connectivity in the organic compounds.

Homotopic: If the protons are interchangeable through rotational symmetry, then the protons are chemically equivalent and termed as homotopic.

Enantiotopic protons: If subjected protons in the molecule can be interchanged through rotational or reflection symmetry known as Enantiotopic protons and the protons are chemically equivalent.

Diastereotopic: If the protons are not interchangeable through either of the symmetry operations, then the protons are Diastereotopic; the protons are not chemically equivalent if a chiral center present in the molecule.

Replacement test: In the molecule; if replacing each one of the subjected protons with deuterium gives the two compounds are same; then the protons are chemically equivalent.

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Answer 4

Question

Chapter 16, Problem 44PP

(a)

Interpretation Introduction

Interpretation: For a given set of molecules the number of signals expected in 1H NMR spectrum to be identified.

Concept Introduction:

1H NMR : A technique gives information to predict the Carbon and Hydrogen connectivity in the organic compounds.

Homotopic: If the protons are interchangeable through rotational symmetry, then the protons are chemically equivalent and termed as homotopic.

Enantiotopic protons: If subjected protons in the molecule can be interchanged through rotational or reflection symmetry known as Enantiotopic protons and the protons are chemically equivalent.

Diastereotopic: If the protons are not interchangeable through either of the symmetry operations, then the protons are Diastereotopic; the protons are not chemically equivalent if a chiral center present in the molecule.

Replacement test: In the molecule; if replacing each one of the subjected protons with deuterium gives the two compounds are same; then the protons are chemically equivalent.

(b)

Interpretation Introduction

Interpretation: For a given set of molecules the number of signals expected in 1H NMR spectrum to be identified.

Concept Introduction:

1H NMR : A technique gives information to predict the Carbon and Hydrogen connectivity in the organic compounds.

Homotopic: If the protons are interchangeable through rotational symmetry, then the protons are chemically equivalent and termed as homotopic.

Enantiotopic protons: If subjected protons in the molecule can be interchanged through rotational or reflection symmetry known as Enantiotopic protons and the protons are chemically equivalent.

Diastereotopic: If the protons are not interchangeable through either of the symmetry operations, then the protons are Diastereotopic; the protons are not chemically equivalent if a chiral center present in the molecule.

Replacement test: In the molecule; if replacing each one of the subjected protons with deuterium gives the two compounds are same; then the protons are chemically equivalent.

(c)

Interpretation Introduction

Interpretation: For a given set of molecules the number of signals expected in 1H NMR spectrum to be identified.

Concept Introduction:

1H NMR : A technique gives information to predict the Carbon and Hydrogen connectivity in the organic compounds.

Homotopic: If the protons are interchangeable through rotational symmetry, then the protons are chemically equivalent and termed as homotopic.

Enantiotopic protons: If subjected protons in the molecule can be interchanged through rotational or reflection symmetry known as Enantiotopic protons and the protons are chemically equivalent.

Diastereotopic: If the protons are not interchangeable through either of the symmetry operations, then the protons are Diastereotopic; the protons are not chemically equivalent if a chiral center present in the molecule.

Replacement test: In the molecule; if replacing each one of the subjected protons with deuterium gives the two compounds are same; then the protons are chemically equivalent.

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Answer 5

Chapter 16, Problem 44PP

(a)

Interpretation Introduction

Interpretation: For a given set of molecules the number of signals expected in 1H NMR spectrum to be identified.

Concept Introduction:

1H NMR : A technique gives information to predict the Carbon and Hydrogen connectivity in the organic compounds.

Homotopic: If the protons are interchangeable through rotational symmetry, then the protons are chemically equivalent and termed as homotopic.

Enantiotopic protons: If subjected protons in the molecule can be interchanged through rotational or reflection symmetry known as Enantiotopic protons and the protons are chemically equivalent.

Diastereotopic: If the protons are not interchangeable through either of the symmetry operations, then the protons are Diastereotopic; the protons are not chemically equivalent if a chiral center present in the molecule.

Replacement test: In the molecule; if replacing each one of the subjected protons with deuterium gives the two compounds are same; then the protons are chemically equivalent.

(b)

Interpretation Introduction

Interpretation: For a given set of molecules the number of signals expected in 1H NMR spectrum to be identified.

Concept Introduction:

1H NMR : A technique gives information to predict the Carbon and Hydrogen connectivity in the organic compounds.

Homotopic: If the protons are interchangeable through rotational symmetry, then the protons are chemically equivalent and termed as homotopic.

Enantiotopic protons: If subjected protons in the molecule can be interchanged through rotational or reflection symmetry known as Enantiotopic protons and the protons are chemically equivalent.

Diastereotopic: If the protons are not interchangeable through either of the symmetry operations, then the protons are Diastereotopic; the protons are not chemically equivalent if a chiral center present in the molecule.

Replacement test: In the molecule; if replacing each one of the subjected protons with deuterium gives the two compounds are same; then the protons are chemically equivalent.

(c)

Interpretation Introduction

Interpretation: For a given set of molecules the number of signals expected in 1H NMR spectrum to be identified.

Concept Introduction:

1H NMR : A technique gives information to predict the Carbon and Hydrogen connectivity in the organic compounds.

Homotopic: If the protons are interchangeable through rotational symmetry, then the protons are chemically equivalent and termed as homotopic.

Enantiotopic protons: If subjected protons in the molecule can be interchanged through rotational or reflection symmetry known as Enantiotopic protons and the protons are chemically equivalent.

Diastereotopic: If the protons are not interchangeable through either of the symmetry operations, then the protons are Diastereotopic; the protons are not chemically equivalent if a chiral center present in the molecule.

Replacement test: In the molecule; if replacing each one of the subjected protons with deuterium gives the two compounds are same; then the protons are chemically equivalent.

Answer 6

Chapter 16, Problem 44PP

(a)

Interpretation Introduction

Interpretation: For a given set of molecules the number of signals expected in 1H NMR spectrum to be identified.

Concept Introduction:

1H NMR : A technique gives information to predict the Carbon and Hydrogen connectivity in the organic compounds.

Homotopic: If the protons are interchangeable through rotational symmetry, then the protons are chemically equivalent and termed as homotopic.

Enantiotopic protons: If subjected protons in the molecule can be interchanged through rotational or reflection symmetry known as Enantiotopic protons and the protons are chemically equivalent.

Diastereotopic: If the protons are not interchangeable through either of the symmetry operations, then the protons are Diastereotopic; the protons are not chemically equivalent if a chiral center present in the molecule.

Replacement test: In the molecule; if replacing each one of the subjected protons with deuterium gives the two compounds are same; then the protons are chemically equivalent.

Answer 7

Chapter 16, Problem 44PP

(a)

Interpretation Introduction

Interpretation: For a given set of molecules the number of signals expected in 1H NMR spectrum to be identified.

Concept Introduction:

1H NMR : A technique gives information to predict the Carbon and Hydrogen connectivity in the organic compounds.

Homotopic: If the protons are interchangeable through rotational symmetry, then the protons are chemically equivalent and termed as homotopic.

Enantiotopic protons: If subjected protons in the molecule can be interchanged through rotational or reflection symmetry known as Enantiotopic protons and the protons are chemically equivalent.

Diastereotopic: If the protons are not interchangeable through either of the symmetry operations, then the protons are Diastereotopic; the protons are not chemically equivalent if a chiral center present in the molecule.

Replacement test: In the molecule; if replacing each one of the subjected protons with deuterium gives the two compounds are same; then the protons are chemically equivalent.

Answer 8

(b)

Interpretation Introduction

Interpretation: For a given set of molecules the number of signals expected in 1H NMR spectrum to be identified.

Concept Introduction:

1H NMR : A technique gives information to predict the Carbon and Hydrogen connectivity in the organic compounds.

Homotopic: If the protons are interchangeable through rotational symmetry, then the protons are chemically equivalent and termed as homotopic.

Enantiotopic protons: If subjected protons in the molecule can be interchanged through rotational or reflection symmetry known as Enantiotopic protons and the protons are chemically equivalent.

Diastereotopic: If the protons are not interchangeable through either of the symmetry operations, then the protons are Diastereotopic; the protons are not chemically equivalent if a chiral center present in the molecule.

Replacement test: In the molecule; if replacing each one of the subjected protons with deuterium gives the two compounds are same; then the protons are chemically equivalent.

Answer 9

(b)

Interpretation Introduction

Interpretation: For a given set of molecules the number of signals expected in 1H NMR spectrum to be identified.

Concept Introduction:

1H NMR : A technique gives information to predict the Carbon and Hydrogen connectivity in the organic compounds.

Homotopic: If the protons are interchangeable through rotational symmetry, then the protons are chemically equivalent and termed as homotopic.

Enantiotopic protons: If subjected protons in the molecule can be interchanged through rotational or reflection symmetry known as Enantiotopic protons and the protons are chemically equivalent.

Diastereotopic: If the protons are not interchangeable through either of the symmetry operations, then the protons are Diastereotopic; the protons are not chemically equivalent if a chiral center present in the molecule.

Replacement test: In the molecule; if replacing each one of the subjected protons with deuterium gives the two compounds are same; then the protons are chemically equivalent.

Answer 10

(c)

Interpretation Introduction

Interpretation: For a given set of molecules the number of signals expected in 1H NMR spectrum to be identified.

Concept Introduction:

1H NMR : A technique gives information to predict the Carbon and Hydrogen connectivity in the organic compounds.

Homotopic: If the protons are interchangeable through rotational symmetry, then the protons are chemically equivalent and termed as homotopic.

Enantiotopic protons: If subjected protons in the molecule can be interchanged through rotational or reflection symmetry known as Enantiotopic protons and the protons are chemically equivalent.

Diastereotopic: If the protons are not interchangeable through either of the symmetry operations, then the protons are Diastereotopic; the protons are not chemically equivalent if a chiral center present in the molecule.

Replacement test: In the molecule; if replacing each one of the subjected protons with deuterium gives the two compounds are same; then the protons are chemically equivalent.

Answer 11

(c)

Interpretation Introduction

Interpretation: For a given set of molecules the number of signals expected in 1H NMR spectrum to be identified.

Concept Introduction:

1H NMR : A technique gives information to predict the Carbon and Hydrogen connectivity in the organic compounds.

Homotopic: If the protons are interchangeable through rotational symmetry, then the protons are chemically equivalent and termed as homotopic.

Enantiotopic protons: If subjected protons in the molecule can be interchanged through rotational or reflection symmetry known as Enantiotopic protons and the protons are chemically equivalent.

Diastereotopic: If the protons are not interchangeable through either of the symmetry operations, then the protons are Diastereotopic; the protons are not chemically equivalent if a chiral center present in the molecule.

Replacement test: In the molecule; if replacing each one of the subjected protons with deuterium gives the two compounds are same; then the protons are chemically equivalent.

Answer 12

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Answer 13

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Answer 14

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Answer 15

Ch. 16.4 - Prob. 1LTS Ch. 16.4 - Prob. 1PTS Ch. 16.4 - Prob. 2ATS Ch. 16.4 - Prob. 3ATS Ch. 16.4 - Prob. 2LTS Ch. 16.4 - Prob. 4PTS Ch. 16.4 - Prob. 5ATS Ch. 16.4 - Prob. 6ATS Ch. 16.5 - Prob. 3LTS Ch. 16.5 - Prob. 7PTS

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