General, Organic, and Biological Chemistry (3rd Edition)
3rd Edition
ISBN: 9780134042428
Author: Laura D. Frost, S. Todd Deal
Publisher: PEARSON
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Textbook Question
Chapter 4, Problem 4.37AP
Convert each of the Lewis structures shown into a condensed structural formula:
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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)
Chapter 4 Solutions
General, Organic, and Biological Chemistry (3rd Edition)
Ch. 4 - Prob. 4.1PPCh. 4 - Prob. 4.2PPCh. 4 - Prob. 4.3PPCh. 4 - Draw a skeletal structure for ethane, C2H6. Do you...Ch. 4 - Prob. 4.5PPCh. 4 - Prob. 4.6PPCh. 4 - Draw a Lewis structure for each of the following...Ch. 4 - Draw a Lewis structure for each of the following...Ch. 4 - Prob. 4.9PPCh. 4 - Prob. 4.10PP
Ch. 4 - Prob. 4.11PPCh. 4 - Prob. 4.12PPCh. 4 - Write the condensed structure for the...Ch. 4 - Write the condensed structure for the...Ch. 4 - Write the skeletal structure for the alkane shown:...Ch. 4 - Write the skeletal structure for the alkane shown:...Ch. 4 - Identify the family of hydrocarbon present in the...Ch. 4 - Identify the family of hydrocarbon present in the...Ch. 4 - Identify all the functional groups present in the...Ch. 4 - Prob. 4.20PPCh. 4 - The most prevalent fatty acid in coconut oil is...Ch. 4 - The most common fatty acid found in animals is...Ch. 4 - Draw the condensed structural formula for each of...Ch. 4 - Give the correct name for each of the following...Ch. 4 - Draw the skeletal structure for each of the...Ch. 4 - Prob. 4.26PPCh. 4 - Prob. 4.27PPCh. 4 - Prob. 4.28PPCh. 4 - Prob. 4.29PPCh. 4 - Prob. 4.30PPCh. 4 - Determine the relationship between each of the...Ch. 4 - Determine the relationship between each of the...Ch. 4 - Determine if each of the following cycloalkanes or...Ch. 4 - Determine it each of the following cycloalkanes or...Ch. 4 - Mark the chiral centers in the following...Ch. 4 - Mark the chiral centers in the following...Ch. 4 - Convert each of the Lewis structures shown into a...Ch. 4 - Convert each of the Lewis structures in Problem...Ch. 4 - Prob. 4.39APCh. 4 - Prob. 4.40APCh. 4 - Convert the skeletal structures shown to condensed...Ch. 4 - Convert the skeletal structures shown to condensed...Ch. 4 - Prob. 4.43APCh. 4 - Prob. 4.44APCh. 4 - Alkanes are also referred to as saturated...Ch. 4 - Are alkanes considered polar or nonpolar...Ch. 4 - Give the skeletal structure and name of the...Ch. 4 - Give the skeletal structure and name of the...Ch. 4 - Name the following straight-chain alkanes or...Ch. 4 - Name the following straight-chain alkanes or...Ch. 4 - Explain the structural difference between a...Ch. 4 - Prob. 4.52APCh. 4 - Identify all of the functional groups in each of...Ch. 4 - Identify all of the functional groups in each of...Ch. 4 - Prob. 4.55APCh. 4 - Prob. 4.56APCh. 4 - Prob. 4.57APCh. 4 - Draw skeletal structures for each of the following...Ch. 4 - Prob. 4.59APCh. 4 - Prob. 4.60APCh. 4 - Prob. 4.61APCh. 4 - Prob. 4.62APCh. 4 - Prob. 4.63APCh. 4 - Prob. 4.64APCh. 4 - Prob. 4.65APCh. 4 - Prob. 4.66APCh. 4 - How many structural isomers are possible for the...Ch. 4 - Prob. 4.68APCh. 4 - Prob. 4.69APCh. 4 - Prob. 4.70APCh. 4 - For each of the following compounds, indicate...Ch. 4 - Prob. 4.72APCh. 4 - Determine whether each of the following is the cis...Ch. 4 - Determine whether each of the following is the cis...Ch. 4 - Prob. 4.75APCh. 4 - Prob. 4.76APCh. 4 - Mark the chiral centers in the following...Ch. 4 - Mark the chiral centers in the following...Ch. 4 - Prob. 4.79APCh. 4 - Prob. 4.80APCh. 4 - Prob. 4.81CPCh. 4 - Prob. 4.82CPCh. 4 - Prob. 1IA.1QCh. 4 - Prob. 1IA.2QCh. 4 - Prob. 1IA.3QCh. 4 - Prob. 1IA.4QCh. 4 - Prob. 1IA.5QCh. 4 - Prob. 1IA.6QCh. 4 - Prob. 1IA.7QCh. 4 - Prob. 1IA.8QCh. 4 - Prob. 1IA.9QCh. 4 - Prob. 1IA.10QCh. 4 - Prob. 1IA.11QCh. 4 - Prob. 2IA.1QCh. 4 - Prob. 2IA.2QCh. 4 - Prob. 2IA.3QCh. 4 - Prob. 2IA.4QCh. 4 - Prob. 2IA.5QCh. 4 - What is the molecular shape (geometry) of the...Ch. 4 - Prob. 2IA.7QCh. 4 - Prob. 1ICCh. 4 - Prob. 2ICCh. 4 - Prob. 3ICCh. 4 - Prob. 4IC
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- Nonearrow_forwardPart II. Given below are the 'H-NMR spectrum at 300 MHz in CDC13 and mass spectrum using electron ionization of compound Brian. The FTIR of the said compound showed a strong peak at 1710 cm"). Determine the following: (a) molecular Formula and Degree of unsaturation of compound Brian (b) Basing on the given H-NMR spectrum tabulate the following (i) chemical shifts (ii) integration, ciii) multiplicity and (iv) interferences made for each signal (c) Draw the structure of compound Brian. ) ΕΙ 43 41 27 71 114 (M+) Hmmm 20 30 40 50 60 70 80 90 100 110 120 1H NMR spectrum 300 MHz in CDCl3 2.0 alle 1.0arrow_forwardThe iron-iron carbide phase diagram. In the diagram, the letter L indicates that it is a liquid. Indicate what its components are. Temperature (°C) 1600 10 Composition (at% C) 15 25 1538°C -1493°C 8 1400 1200 1394°C y+L L 2500 1147°C y. Austenite 2.14 4.30 2000 1000 912°C y + Fe3C 800ㅏ 0.76 0.022 600 a, Ferrite a + Fe3C 400 0 (Fe) Composition (wt% C) 727°C 1500 Cementite (Fe3C) 1000 6 6.70 Temperature (°F)arrow_forward
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