Chemistry Principles And Practice
3rd Edition
ISBN: 9781305295803
Author: David Reger; Scott Ball; Daniel Goode
Publisher: Cengage Learning
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Chapter 21, Problem 21.36QE
Interpretation Introduction
Interpretation:
Number of alpha and beta decay that has occurred in decay series which begins with
Concept Introduction:
Alpha particle emission results in the formation of nucleus that has mass number 4 less than that of the parent nuclide and
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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 21 Solutions
Chemistry Principles And Practice
Ch. 21 - Prob. 21.1QECh. 21 - Prob. 21.2QECh. 21 - Prob. 21.3QECh. 21 - Prob. 21.4QECh. 21 - Prob. 21.5QECh. 21 - Prob. 21.6QECh. 21 - Prob. 21.7QECh. 21 - Prob. 21.8QECh. 21 - Prob. 21.9QECh. 21 - Prob. 21.10QE
Ch. 21 - Prob. 21.11QECh. 21 - Prob. 21.12QECh. 21 - Prob. 21.13QECh. 21 - Prob. 21.14QECh. 21 - Prob. 21.15QECh. 21 - Prob. 21.16QECh. 21 - Prob. 21.17QECh. 21 - Prob. 21.18QECh. 21 - Prob. 21.19QECh. 21 - Prob. 21.20QECh. 21 - Prob. 21.21QECh. 21 - Prob. 21.22QECh. 21 - Prob. 21.23QECh. 21 - Prob. 21.24QECh. 21 - Prob. 21.25QECh. 21 - Prob. 21.26QECh. 21 - Prob. 21.27QECh. 21 - Prob. 21.28QECh. 21 - Prob. 21.29QECh. 21 - Prob. 21.30QECh. 21 - Prob. 21.31QECh. 21 - Prob. 21.32QECh. 21 - Prob. 21.33QECh. 21 - Prob. 21.34QECh. 21 - Prob. 21.35QECh. 21 - Prob. 21.36QECh. 21 - Prob. 21.37QECh. 21 - Prob. 21.38QECh. 21 - Prob. 21.39QECh. 21 - Prob. 21.40QECh. 21 - Prob. 21.41QECh. 21 - Prob. 21.42QECh. 21 - Prob. 21.43QECh. 21 - Prob. 21.44QECh. 21 - Prob. 21.45QECh. 21 - Prob. 21.46QECh. 21 - Prob. 21.47QECh. 21 - Prob. 21.48QECh. 21 - Prob. 21.49QECh. 21 - Prob. 21.50QECh. 21 - Prob. 21.51QECh. 21 - Prob. 21.52QECh. 21 - Prob. 21.53QECh. 21 - Prob. 21.54QECh. 21 - Prob. 21.55QECh. 21 - Prob. 21.56QECh. 21 - Prob. 21.57QECh. 21 - Prob. 21.58QECh. 21 - Prob. 21.59QECh. 21 - Prob. 21.60QECh. 21 - Prob. 21.61QECh. 21 - Prob. 21.62QECh. 21 - Prob. 21.63QECh. 21 - Prob. 21.64QECh. 21 - Prob. 21.65QE
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