(a) Interpretation: The indicated proton in the given pair of compounds that absorbs farther downfield is to be identified. Concept introduction: Depending upon the electron density or the concentration of electron around hydrogen atoms, the chemical shift values of proton varies relative to the reference signal. The terms, upfield and downfield expresses the relative location of signals. The meaning of upfield is to the right and of downfield is to the left.

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Answer 1

Question

Chapter 14, Problem 14.40P

Interpretation Introduction

(a)

Interpretation: The indicated proton in the given pair of compounds that absorbs farther downfield is to be identified.

Concept introduction: Depending upon the electron density or the concentration of electron around hydrogen atoms, the chemical shift values of proton varies relative to the reference signal. The terms, upfield and downfield expresses the relative location of signals. The meaning of upfield is to the right and of downfield is to the left.

Interpretation Introduction

(b)

Interpretation: The indicated proton in the given pair of compounds that absorbs farther downfield is to be identified.

Concept introduction: Depending upon the electron density or the concentration of electron around hydrogen atoms, the chemical shift values of proton varies relative to the reference signal. The terms, upfield and downfield expresses the relative location of signals. The meaning of upfield is to the right and of downfield is to the left.

Interpretation Introduction

(c)

Interpretation: The indicated proton in the compound that absorbs farther downfield is to be identified.

Concept introduction: Depending upon the electron density or the concentration of electron around hydrogen atoms, the chemical shift values of proton varies relative to the reference signal. The terms, upfield and downfield expresses the relative location of signals. The meaning of upfield is to the right and of downfield is to the left.

Interpretation Introduction

(d)

Interpretation: The indicated proton in the given pair of compounds that absorbs farther downfield is to be identified.

Concept introduction: Depending upon the electron density or the concentration of electron around hydrogen atoms, the chemical shift values of proton varies relative to the reference signal. The terms, upfield and downfield expresses the relative location of signals. The meaning of upfield is to the right and of downfield is to the left.

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(f) SO: Best Lewis Structure 3 e group geometry:_ shape/molecular geometry:, (g) CF2CF2 Best Lewis Structure polarity: e group arrangement:_ shape/molecular geometry: (h) (NH4)2SO4 Best Lewis Structure polarity: e group arrangement: shape/molecular geometry: polarity: Sketch (with angles): Sketch (with angles): Sketch (with angles):

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Answer 2

Question

Chapter 14, Problem 14.40P

Interpretation Introduction

(a)

Interpretation: The indicated proton in the given pair of compounds that absorbs farther downfield is to be identified.

Concept introduction: Depending upon the electron density or the concentration of electron around hydrogen atoms, the chemical shift values of proton varies relative to the reference signal. The terms, upfield and downfield expresses the relative location of signals. The meaning of upfield is to the right and of downfield is to the left.

Interpretation Introduction

(b)

Interpretation: The indicated proton in the given pair of compounds that absorbs farther downfield is to be identified.

Concept introduction: Depending upon the electron density or the concentration of electron around hydrogen atoms, the chemical shift values of proton varies relative to the reference signal. The terms, upfield and downfield expresses the relative location of signals. The meaning of upfield is to the right and of downfield is to the left.

Interpretation Introduction

(c)

Interpretation: The indicated proton in the compound that absorbs farther downfield is to be identified.

Concept introduction: Depending upon the electron density or the concentration of electron around hydrogen atoms, the chemical shift values of proton varies relative to the reference signal. The terms, upfield and downfield expresses the relative location of signals. The meaning of upfield is to the right and of downfield is to the left.

Interpretation Introduction

(d)

Interpretation: The indicated proton in the given pair of compounds that absorbs farther downfield is to be identified.

Concept introduction: Depending upon the electron density or the concentration of electron around hydrogen atoms, the chemical shift values of proton varies relative to the reference signal. The terms, upfield and downfield expresses the relative location of signals. The meaning of upfield is to the right and of downfield is to the left.

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Answer 3

Question

Chapter 14, Problem 14.40P

Interpretation Introduction

(a)

Interpretation: The indicated proton in the given pair of compounds that absorbs farther downfield is to be identified.

Concept introduction: Depending upon the electron density or the concentration of electron around hydrogen atoms, the chemical shift values of proton varies relative to the reference signal. The terms, upfield and downfield expresses the relative location of signals. The meaning of upfield is to the right and of downfield is to the left.

Interpretation Introduction

(b)

Interpretation: The indicated proton in the given pair of compounds that absorbs farther downfield is to be identified.

Concept introduction: Depending upon the electron density or the concentration of electron around hydrogen atoms, the chemical shift values of proton varies relative to the reference signal. The terms, upfield and downfield expresses the relative location of signals. The meaning of upfield is to the right and of downfield is to the left.

Interpretation Introduction

(c)

Interpretation: The indicated proton in the compound that absorbs farther downfield is to be identified.

Concept introduction: Depending upon the electron density or the concentration of electron around hydrogen atoms, the chemical shift values of proton varies relative to the reference signal. The terms, upfield and downfield expresses the relative location of signals. The meaning of upfield is to the right and of downfield is to the left.

Interpretation Introduction

(d)

Interpretation: The indicated proton in the given pair of compounds that absorbs farther downfield is to be identified.

Concept introduction: Depending upon the electron density or the concentration of electron around hydrogen atoms, the chemical shift values of proton varies relative to the reference signal. The terms, upfield and downfield expresses the relative location of signals. The meaning of upfield is to the right and of downfield is to the left.

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Answer 4

Question

Chapter 14, Problem 14.40P

Interpretation Introduction

(a)

Interpretation: The indicated proton in the given pair of compounds that absorbs farther downfield is to be identified.

Concept introduction: Depending upon the electron density or the concentration of electron around hydrogen atoms, the chemical shift values of proton varies relative to the reference signal. The terms, upfield and downfield expresses the relative location of signals. The meaning of upfield is to the right and of downfield is to the left.

Interpretation Introduction

(b)

Interpretation: The indicated proton in the given pair of compounds that absorbs farther downfield is to be identified.

Concept introduction: Depending upon the electron density or the concentration of electron around hydrogen atoms, the chemical shift values of proton varies relative to the reference signal. The terms, upfield and downfield expresses the relative location of signals. The meaning of upfield is to the right and of downfield is to the left.

Interpretation Introduction

(c)

Interpretation: The indicated proton in the compound that absorbs farther downfield is to be identified.

Concept introduction: Depending upon the electron density or the concentration of electron around hydrogen atoms, the chemical shift values of proton varies relative to the reference signal. The terms, upfield and downfield expresses the relative location of signals. The meaning of upfield is to the right and of downfield is to the left.

Interpretation Introduction

(d)

Interpretation: The indicated proton in the given pair of compounds that absorbs farther downfield is to be identified.

Concept introduction: Depending upon the electron density or the concentration of electron around hydrogen atoms, the chemical shift values of proton varies relative to the reference signal. The terms, upfield and downfield expresses the relative location of signals. The meaning of upfield is to the right and of downfield is to the left.

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Answer 5

Chapter 14, Problem 14.40P

Interpretation Introduction

(a)

Interpretation: The indicated proton in the given pair of compounds that absorbs farther downfield is to be identified.

Concept introduction: Depending upon the electron density or the concentration of electron around hydrogen atoms, the chemical shift values of proton varies relative to the reference signal. The terms, upfield and downfield expresses the relative location of signals. The meaning of upfield is to the right and of downfield is to the left.

Interpretation Introduction

(b)

Interpretation: The indicated proton in the given pair of compounds that absorbs farther downfield is to be identified.

Concept introduction: Depending upon the electron density or the concentration of electron around hydrogen atoms, the chemical shift values of proton varies relative to the reference signal. The terms, upfield and downfield expresses the relative location of signals. The meaning of upfield is to the right and of downfield is to the left.

Interpretation Introduction

(c)

Interpretation: The indicated proton in the compound that absorbs farther downfield is to be identified.

Concept introduction: Depending upon the electron density or the concentration of electron around hydrogen atoms, the chemical shift values of proton varies relative to the reference signal. The terms, upfield and downfield expresses the relative location of signals. The meaning of upfield is to the right and of downfield is to the left.

Interpretation Introduction

(d)

Interpretation: The indicated proton in the given pair of compounds that absorbs farther downfield is to be identified.

Concept introduction: Depending upon the electron density or the concentration of electron around hydrogen atoms, the chemical shift values of proton varies relative to the reference signal. The terms, upfield and downfield expresses the relative location of signals. The meaning of upfield is to the right and of downfield is to the left.

Answer 6

Chapter 14, Problem 14.40P

Interpretation Introduction

(a)

Interpretation: The indicated proton in the given pair of compounds that absorbs farther downfield is to be identified.

Concept introduction: Depending upon the electron density or the concentration of electron around hydrogen atoms, the chemical shift values of proton varies relative to the reference signal. The terms, upfield and downfield expresses the relative location of signals. The meaning of upfield is to the right and of downfield is to the left.

Answer 7

Chapter 14, Problem 14.40P

Interpretation Introduction

(a)

Interpretation: The indicated proton in the given pair of compounds that absorbs farther downfield is to be identified.

Concept introduction: Depending upon the electron density or the concentration of electron around hydrogen atoms, the chemical shift values of proton varies relative to the reference signal. The terms, upfield and downfield expresses the relative location of signals. The meaning of upfield is to the right and of downfield is to the left.

Answer 8

Interpretation Introduction

(b)

Interpretation: The indicated proton in the given pair of compounds that absorbs farther downfield is to be identified.

Concept introduction: Depending upon the electron density or the concentration of electron around hydrogen atoms, the chemical shift values of proton varies relative to the reference signal. The terms, upfield and downfield expresses the relative location of signals. The meaning of upfield is to the right and of downfield is to the left.

Answer 9

Interpretation Introduction

(b)

Interpretation: The indicated proton in the given pair of compounds that absorbs farther downfield is to be identified.

Concept introduction: Depending upon the electron density or the concentration of electron around hydrogen atoms, the chemical shift values of proton varies relative to the reference signal. The terms, upfield and downfield expresses the relative location of signals. The meaning of upfield is to the right and of downfield is to the left.

Answer 10

Interpretation Introduction

(c)

Interpretation: The indicated proton in the compound that absorbs farther downfield is to be identified.

Concept introduction: Depending upon the electron density or the concentration of electron around hydrogen atoms, the chemical shift values of proton varies relative to the reference signal. The terms, upfield and downfield expresses the relative location of signals. The meaning of upfield is to the right and of downfield is to the left.

Answer 11

Interpretation Introduction

(c)

Interpretation: The indicated proton in the compound that absorbs farther downfield is to be identified.

Concept introduction: Depending upon the electron density or the concentration of electron around hydrogen atoms, the chemical shift values of proton varies relative to the reference signal. The terms, upfield and downfield expresses the relative location of signals. The meaning of upfield is to the right and of downfield is to the left.

Answer 12

Interpretation Introduction

(d)

Interpretation: The indicated proton in the given pair of compounds that absorbs farther downfield is to be identified.

Concept introduction: Depending upon the electron density or the concentration of electron around hydrogen atoms, the chemical shift values of proton varies relative to the reference signal. The terms, upfield and downfield expresses the relative location of signals. The meaning of upfield is to the right and of downfield is to the left.

Answer 13

Interpretation Introduction

(d)

Interpretation: The indicated proton in the given pair of compounds that absorbs farther downfield is to be identified.

Concept introduction: Depending upon the electron density or the concentration of electron around hydrogen atoms, the chemical shift values of proton varies relative to the reference signal. The terms, upfield and downfield expresses the relative location of signals. The meaning of upfield is to the right and of downfield is to the left.

Answer 14

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Answer 15

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Answer 16

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Answer 17

Ch. 14 - Problem 14.1 The NMR spectrum of recorded on a ...Ch. 14 - Prob. 14.2P Ch. 14 - How many 1H NMR signals does each compound show?Ch. 14 - How many 1H NMR signals does each...Ch. 14 - Label the protons in each highlighted CH2 group as...Ch. 14 - How many 1H NMR signals would you expect for each...Ch. 14 - Prob. 14.7P Ch. 14 - For each compound, first label each different type...Ch. 14 - Prob. 14.9P Ch. 14 - Which compound give a 1H NMR spectrum with two...

Solution Summary: The author explains that the indicated proton in the given pair of compounds that absorbs farther downfield is to be identified.

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