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Chem 344 University of Wisconsin
Chemistry 344: Spectroscopy Problem Set 3
Name (print): (Not for Credit)
TA Name (print):
I. For each of the following molecules, draw the most likely molecular ions (always a radical cation)
that you would expect to be fo
CONTENTS
At i20fever
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TOEFL IBT program
4
Frequently asked questions
5
TOEFL IBT Lesson plan
6
In This Book
7
Know your competency level in English 8
INTRODUCTION
TOEFL iBT Format
13
Test schedule and review
15
BASIC ACADEMIC SKILLS
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SUPPORT SKILLS
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Ammonia; a (0')
] Amanda: (2-)
E
Nonhondm n (p)
Bonding I
Bonding a
ammdmwlwohjuhnarm
rro 1r (ho-vymlmmm. Example Transition A. (Ml) 6-. BIM
Ethane a -> o 135
Water n -> a 167 7.!)
Methanol n a" 183 500
l-Heunethiol n -+ a 224 126
n-Blltyl iodide n
CHEMISTRY 5180
Fall 2016
Exercise 1
1.
OH
2.
A (III)
I (B)
B (I)
II (G)
C (VIII)
III (A)
D (VII)
IV (H)
E (V)
V (E)
F (VI)
VI (F)
G (II)
VII (D)
H (IV)
VIII (C)
3.
Me
O
Me
Other substitution may be imagined, as well (including the -methyl isomer).
4.
Comp
CHEMISTRY 5180
Fall 2016
Exercise 2
For each compound below, give a structure along with an accompanying mechanism for the indicated
fragments observed in their EI mass spectrum.
A.
Me
N
m/z = 98 (100%), 70 (12%)
Me
B.
Me
m/z = 110, 81, 67
C.
NMe 2
m/z =
CHEMISTRY 5180
Fall, 2016
Exercise 1
Answer the following questions using only class materials (i.e., notes, handouts, the recommended text). Please pledge the homework
as you independent effort.
1.
Consider the oxidation of pyrene I to afford correspondi
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