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Chapter 1
Copyright © 2017 Pearson Education, Inc.
65.
a.
C
H
C
H
H
180
°
C
H
sp
sp
3
109.5
°
b.
H
H H
H
H
C
C C
H
sp
2
sp
3
120
°
109.5
°
c.
H C C
H
H
C
H
H
H
H
H
Each of the three carbons is
sp
3
hybridized.
All the bond angles are
109.5
°
.
d.
C C
H H
H C C
H
H
H
Each of the four carbons is
sp
2
hybridized.
All the bond angles are
120
°
.
66.
a.
H C C
H
H
C H
C
H
O
H H
H
H
H
b.
H C C
H
H
C
H
H
H
H
C N
O
c.
H C
H C
C
H
H
C
H
H
C
H
H
C
H
H
H
H
C
C
C
H
H
H H
H
CH H
H
H
H
67.
OH
a.
OH
N
b.
c.
68.
Cl
Cl
Cl
Cl
4
lowest dipole
moment
1
highest dipole
moment
3
2
Cl
Cl
Br
69.
CH
3
sp
2
sp
3
70.
−
C
H
H
H
C
H
H
H
+
C
H
H
H
CH H
CH
2
CH
CH
2
CH
+
CH
2
CH
−