(a) Interpretation: Example for an aldopentose should be given. Chirality centers of compound should be labeled. Concept Introduction: Aldo-pentose is a monosaccharide which contains five Cs with aldehyde group. Chiral center should be labeled as R or S.

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Answer 1

Question

Chapter 20.2, Problem 20.6P

Interpretation Introduction

(a)

Interpretation:

Example for an aldopentose should be given. Chirality centers of compound should be labeled.

Concept Introduction:

Aldo-pentose is a monosaccharide which contains five Cs with aldehyde group. Chiral center should be labeled as R or S.

Interpretation Introduction

(b)

Interpretation:

Example of a ketohexose should be given. Chirality centers of the compound should be labeled.

Concept Introduction:

Keto-hexose is a monosaccharide that contains six Cs with aldehyde group. The chiral center should be labeled as R or S.

Interpretation Introduction

(c)

Interpretation:

Example of a ketotetrose should be given. Chirality centers of the compound should be labeled.

Concept Introduction:

Keto-tetrose is a monosaccharide that contains four Cs with a ketone group. The chiral center should be labeled as R or S.

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Part VII. The H-NMR of a compound with molecular formula C5 H 10 O2 is given below. Find the following: (a) The no. of protons corresponding to each signal in the spectra (6) Give the structure of the compound and assign the signals to each proton in the compound. a 70.2 Integration Values C5H10O2 b 47.7 C 46.5 d 69.5 3.6 3.5 3.4 3.3 3.2 3.1 3.0 2.9 2.8 2.7 2.6 2.5 2.4 2.3 2.2 2.1 2.0 Chemical Shift (ppm) 1.9 1.8 1.7 1.6 1.5 1.4 1.3 1.2 1.1 1.0 0.9 0.8

Part 111. 1 H-NMR spectrum of a compound with integration values in red is given below. Answer the following: (a) write the signals in the 'H-NMR spectrum to the corresponding protons on the structure of the molecule below. (b) Identify the theoretical multiplicities for each proton in the compound. Also give the possible. complex splitting patterns assuming J values are not similar. там Br 22 2 3 6 4 7.2 7.0 6.8 6.6 6.4 6.2 6.0 5.8 5.6 5.4 5.2 5.0 4.8 4.6 4.4 4.2 4.0 3.8 3.6 3.4 3.2 3.0 2.8 2.6 2.4 2.2 2.0 1.8 1.6 1.4 1.2 1.0 0.8 0 Chemical Shift (ppm) ra. Br 2 3 6 6 2.5 2.4 2.3 2.2 2.1 2.0 1.9 1.8 1.7 1.6 1.5 1.4 1.3 1.2 1.1 1.0 0.9 0.8 Chemical Shift (ppm) 2 2 Br 7.3 7.2 7.1 7.0 6.9 6.7 6.6 6.5 6.4 6.3 6.2 6.1 6.0 Chemical Shift (ppm) 5.9 5.8 5.7 5.5 5.4 5.3 5.2 5.0 4.9

1600° 1538°C 1493°C In the diagram, the letter L indicates that it is a liquid. Indicate its components in the upper region where only L is indicated. The iron-iron carbide phase diagram. Temperature (°C) 1400 8 1394°C y+L 1200 2.14 y, Austenite 10000 912°C 800a 0.76 0.022 600 400 (Fe) a, Ferrite Composition (at% C) 15 1147°C a + Fe3C 2 3 Composition (wt% C) L 2500 4.30 2000 y + Fe3C 727°C 1500 Cementite (Fe3C) 1000 4 5 6 6.70 Temperature (°F)

Answer 2

Question

Chapter 20.2, Problem 20.6P

Interpretation Introduction

(a)

Interpretation:

Example for an aldopentose should be given. Chirality centers of compound should be labeled.

Concept Introduction:

Aldo-pentose is a monosaccharide which contains five Cs with aldehyde group. Chiral center should be labeled as R or S.

Interpretation Introduction

(b)

Interpretation:

Example of a ketohexose should be given. Chirality centers of the compound should be labeled.

Concept Introduction:

Keto-hexose is a monosaccharide that contains six Cs with aldehyde group. The chiral center should be labeled as R or S.

Interpretation Introduction

(c)

Interpretation:

Example of a ketotetrose should be given. Chirality centers of the compound should be labeled.

Concept Introduction:

Keto-tetrose is a monosaccharide that contains four Cs with a ketone group. The chiral center should be labeled as R or S.

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Answer 3

Question

Chapter 20.2, Problem 20.6P

Interpretation Introduction

(a)

Interpretation:

Example for an aldopentose should be given. Chirality centers of compound should be labeled.

Concept Introduction:

Aldo-pentose is a monosaccharide which contains five Cs with aldehyde group. Chiral center should be labeled as R or S.

Interpretation Introduction

(b)

Interpretation:

Example of a ketohexose should be given. Chirality centers of the compound should be labeled.

Concept Introduction:

Keto-hexose is a monosaccharide that contains six Cs with aldehyde group. The chiral center should be labeled as R or S.

Interpretation Introduction

(c)

Interpretation:

Example of a ketotetrose should be given. Chirality centers of the compound should be labeled.

Concept Introduction:

Keto-tetrose is a monosaccharide that contains four Cs with a ketone group. The chiral center should be labeled as R or S.

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Answer 4

Question

Chapter 20.2, Problem 20.6P

Interpretation Introduction

(a)

Interpretation:

Example for an aldopentose should be given. Chirality centers of compound should be labeled.

Concept Introduction:

Aldo-pentose is a monosaccharide which contains five Cs with aldehyde group. Chiral center should be labeled as R or S.

Interpretation Introduction

(b)

Interpretation:

Example of a ketohexose should be given. Chirality centers of the compound should be labeled.

Concept Introduction:

Keto-hexose is a monosaccharide that contains six Cs with aldehyde group. The chiral center should be labeled as R or S.

Interpretation Introduction

(c)

Interpretation:

Example of a ketotetrose should be given. Chirality centers of the compound should be labeled.

Concept Introduction:

Keto-tetrose is a monosaccharide that contains four Cs with a ketone group. The chiral center should be labeled as R or S.

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Answer 5

Chapter 20.2, Problem 20.6P

Interpretation Introduction

(a)

Interpretation:

Example for an aldopentose should be given. Chirality centers of compound should be labeled.

Concept Introduction:

Aldo-pentose is a monosaccharide which contains five Cs with aldehyde group. Chiral center should be labeled as R or S.

Interpretation Introduction

(b)

Interpretation:

Example of a ketohexose should be given. Chirality centers of the compound should be labeled.

Concept Introduction:

Keto-hexose is a monosaccharide that contains six Cs with aldehyde group. The chiral center should be labeled as R or S.

Interpretation Introduction

(c)

Interpretation:

Example of a ketotetrose should be given. Chirality centers of the compound should be labeled.

Concept Introduction:

Keto-tetrose is a monosaccharide that contains four Cs with a ketone group. The chiral center should be labeled as R or S.

Answer 6

Chapter 20.2, Problem 20.6P

Interpretation Introduction

(a)

Interpretation:

Example for an aldopentose should be given. Chirality centers of compound should be labeled.

Concept Introduction:

Aldo-pentose is a monosaccharide which contains five Cs with aldehyde group. Chiral center should be labeled as R or S.

Answer 7

Chapter 20.2, Problem 20.6P

Interpretation Introduction

(a)

Interpretation:

Example for an aldopentose should be given. Chirality centers of compound should be labeled.

Concept Introduction:

Aldo-pentose is a monosaccharide which contains five Cs with aldehyde group. Chiral center should be labeled as R or S.

Answer 8

Interpretation Introduction

(b)

Interpretation:

Example of a ketohexose should be given. Chirality centers of the compound should be labeled.

Concept Introduction:

Keto-hexose is a monosaccharide that contains six Cs with aldehyde group. The chiral center should be labeled as R or S.

Answer 9

Interpretation Introduction

(b)

Interpretation:

Example of a ketohexose should be given. Chirality centers of the compound should be labeled.

Concept Introduction:

Keto-hexose is a monosaccharide that contains six Cs with aldehyde group. The chiral center should be labeled as R or S.

Answer 10

Interpretation Introduction

(c)

Interpretation:

Example of a ketotetrose should be given. Chirality centers of the compound should be labeled.

Concept Introduction:

Keto-tetrose is a monosaccharide that contains four Cs with a ketone group. The chiral center should be labeled as R or S.

Answer 11

Interpretation Introduction

(c)

Interpretation:

Example of a ketotetrose should be given. Chirality centers of the compound should be labeled.

Concept Introduction:

Keto-tetrose is a monosaccharide that contains four Cs with a ketone group. The chiral center should be labeled as R or S.

Answer 12

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Answer 13

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Answer 14

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Answer 15

Ch. 20.1 - Label the hemiacetal carbonthe carbon bonded to...Ch. 20.2 - Prob. 20.1PP Ch. 20.2 - Prob. 20.2P Ch. 20.2 - Prob. 20.3P Ch. 20.2 - Prob. 20.4P Ch. 20.2 - Prob. 20.5P Ch. 20.2 - Prob. 20.2PP Ch. 20.2 - Prob. 20.6P Ch. 20.2 - Prob. 20.7P Ch. 20.3 - Prob. 20.8P

(a) Interpretation: Example for an aldopentose should be given. Chirality centers of compound should be labeled. Concept Introduction: Aldo-pentose is a monosaccharide which contains five Cs with aldehyde group. Chiral center should be labeled as R or S.

Solution Summary: The author explains that an example of an aldopentose and chiral centers of the compound should be labeled.

Concept explainers

(a)

Interpretation:

Example for an aldopentose should be given. Chirality centers of compound should be labeled.

Concept Introduction:

Aldo-pentose is a monosaccharide which contains five Cs with aldehyde group. Chiral center should be labeled as R or S.

(b)

Interpretation:

Example of a ketohexose should be given. Chirality centers of the compound should be labeled.

Concept Introduction:

Keto-hexose is a monosaccharide that contains six Cs with aldehyde group. The chiral center should be labeled as R or S.

(c)

Interpretation:

Example of a ketotetrose should be given. Chirality centers of the compound should be labeled.

Concept Introduction:

Keto-tetrose is a monosaccharide that contains four Cs with a ketone group. The chiral center should be labeled as R or S.

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Chapter 20 Solutions

(a) Interpretation: Example for an aldopentose should be given. Chirality centers of compound should be labeled. Concept Introduction: Aldo-pentose is a monosaccharide which contains five Cs with aldehyde group. Chiral center should be labeled as R or S.

Solution Summary: The author explains that an example of an aldopentose and chiral centers of the compound should be labeled.

Concept explainers

(a) Interpretation: Example for an aldopentose should be given. Chirality centers of compound should be labeled. Concept Introduction: Aldo-pentose is a monosaccharide which contains five Cs with aldehyde group. Chiral center should be labeled as R or S.

(b) Interpretation: Example of a ketohexose should be given. Chirality centers of the compound should be labeled. Concept Introduction: Keto-hexose is a monosaccharide that contains six Cs with aldehyde group. The chiral center should be labeled as R or S.

(c) Interpretation: Example of a ketotetrose should be given. Chirality centers of the compound should be labeled. Concept Introduction: Keto-tetrose is a monosaccharide that contains four Cs with a ketone group. The chiral center should be labeled as R or S.

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Chapter 20 Solutions

(a)

Interpretation:

Example for an aldopentose should be given. Chirality centers of compound should be labeled.

Concept Introduction:

Aldo-pentose is a monosaccharide which contains five Cs with aldehyde group. Chiral center should be labeled as R or S.

(b)

Interpretation:

Example of a ketohexose should be given. Chirality centers of the compound should be labeled.

Concept Introduction:

Keto-hexose is a monosaccharide that contains six Cs with aldehyde group. The chiral center should be labeled as R or S.

(c)

Interpretation:

Example of a ketotetrose should be given. Chirality centers of the compound should be labeled.

Concept Introduction:

Keto-tetrose is a monosaccharide that contains four Cs with a ketone group. The chiral center should be labeled as R or S.