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236 Chapter 6
Copyright © 2017 Pearson Education, Inc.
b.
Notice that this reaction has the same mechanism as that in part
a
except instead of a base removing
a proton and leaving behind its bonding electrons, heat causes CO
2
to be removed, leaving behind its
bonding electrons.
C
Cl
C
Cl
Cl
C
Cl
Cl
Cl
−
C Cl
Cl
+
Cl
−
+
CO
2
O
O
−
Na
+
Na
+
93.
Cl
Cl
Cl
2
C
94.
a.
b.
c.
95.
(CH
3
)
2
HBr
Br
C
CH
3
CH
2
CH
3
Br
C
CH(CH
3
)
3
CH
3
+
+
or
CH
3
CH
3
CH
2
CH
3
CH
2
CH
3
Br
Br
CH(CH
3
)
2
CH(CH
3
)
2
CH
3
S
R
S
R
CH
CH
2
(CH
3
)
2
C C
H
CH
3
CH
3
CH(CH
3
)
2
Br
OCH
3
+
C C
H
3
C
CH
3
O
H
CH
3
Br
H Br
CH(CH
3
)
2
CH
3
O CH
3
CH
3
CH
3
Br
H
CH(CH
3
)
2
CH
3
OCH
3
+
or
CH
3
OH
Br
2
S S
R R
R
R
S
S
CH
OH
C
CH
3
CH
2
CH
3
H
2
SO
4
OH
C
CH(CH
3
)
2
CH
3
+
or
H
2
O
CH
3
S
R
CH(CH
3
)
HO CH
3
CH
2
CH
3
S
CH(CH
3
)
OH
CH
2
CH
3
R
CH
3
(CH
3
)
2
CH
CH
2