Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
Related questions
Question
17,19,20
![17. Sketch the 'H NMR spectrum of the following compounds:
18. Sketch the 13C NMR spectra of the compounds in Question 17.
H3C
Br
Br
H3C
CH3
CH3
-Cts
CH3
14
19. Explain the peaks in the following mass spectra:
a. 2-pentanone: m/e 86, 71, 57, 43 (100 %)
b. 1,2-dichloroethane: m/e 100, 98, 64, 62 (100 %), 51, 49, 27
e Bromocyclohexane: m/e 163, 161 (both very small), 83 (100 %), 55,41
20. How would you decide which isomer is which using 'H NMR spectroscomy?
a. Diethyl ether and butanol
b. Ethyl acetate and methyl propanoate
c. Ethylbenzene and p-xylene (1,4-dimethylbenzene)
d. 2-Hexene and 3-hexene
Recrysta
What Is It G
Let's begin
if the chun
rystals cou
tystals lik
urse, this
ly be acc
Hit bece
ality,
has
an](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F350fe5bd-aa77-4649-b0ff-004ebcdeb53d%2F178667ba-f4f0-4c25-983b-d74163f51dce%2Fsruk88_processed.jpeg&w=3840&q=75)
Transcribed Image Text:17. Sketch the 'H NMR spectrum of the following compounds:
18. Sketch the 13C NMR spectra of the compounds in Question 17.
H3C
Br
Br
H3C
CH3
CH3
-Cts
CH3
14
19. Explain the peaks in the following mass spectra:
a. 2-pentanone: m/e 86, 71, 57, 43 (100 %)
b. 1,2-dichloroethane: m/e 100, 98, 64, 62 (100 %), 51, 49, 27
e Bromocyclohexane: m/e 163, 161 (both very small), 83 (100 %), 55,41
20. How would you decide which isomer is which using 'H NMR spectroscomy?
a. Diethyl ether and butanol
b. Ethyl acetate and methyl propanoate
c. Ethylbenzene and p-xylene (1,4-dimethylbenzene)
d. 2-Hexene and 3-hexene
Recrysta
What Is It G
Let's begin
if the chun
rystals cou
tystals lik
urse, this
ly be acc
Hit bece
ality,
has
an
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