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Chemistry, The Central Science, 11th edition
Theodore L. Brown; H. Eugene LeMay, Jr.;
Bruce E. Bursten and Catherine J. Murphy
Chapter 9
Molecular Geometry
and Bonding Theories
Donna Narsavage Heald
Siena College
Loudonville, NY
 2009, Prentice Hall
Which are polar molecules?
1.
2.
3.
4.
5.
a and b
a, b, and c
a and c
a, c, and d
c and e
Which are polar molecules?
1.
2.
3.
4.
5.
a and b
a, b, and c
a and c
a, c, and d
c and e
What is the molecular geometry of
NO2?
1.
2.
3.
4.
5.
Linear
Bent
Trigonal planar
Tetrahedral
Pyramidal
What is the molecular geometry of
NO2?
1.
2.
3.
4.
5.
Linear
Bent
Trigonal planar
Tetrahedral
Pyramidal
What is the molecular geometry of
XeF4?
1.
2.
3.
4.
5.
Linear
Trigonal planar
Square planar
Tetrahedral
Pyramidal
What is the molecular geometry of
XeF4?
1.
2.
3.
4.
5.
Linear
Trigonal planar
Square planar
Tetrahedral
Pyramidal
What is the hybridization of
sulfur in SO42–?
1.
2.
3.
4.
5.
sp
sp2
sp3
sp3d
sp3d2
What is the hybridization of
sulfur in SO42–?
1.
2.
3.
4.
5.
sp
sp2
sp3
sp3d
sp3d2
What is the hybridization of
nitrogen in HNO3?
1.
2.
3.
4.
5.
sp
sp2
sp3
sp3d
sp3d2
What is the hybridization of
nitrogen in HNO3?
1.
2.
3.
4.
5.
sp
sp2
sp3
sp3d
sp3d2
What is the hybridization of sulfur
in methyl mercaptan, CH3SH?
1.
2.
3.
4.
5.
sp
sp2
sp3
sp3d
sp3d2
What is the hybridization of sulfur
in methyl mercaptan, CH3SH?
1.
2.
3.
4.
5.
sp
sp2
sp3
sp3d
sp3d2
How many sigma and pi bonds are in the
molecule acetic acid, CH3COOH?
1.
2.
3.
4.
5.
6 sigma bonds, 2 pi bonds
7 sigma bonds, 1 pi bond
7 sigma bonds, 2 pi bonds
8 sigma bonds, 0 pi bonds
8 sigma bonds, 1 pi bond
How many sigma and pi bonds are in the
molecule acetic acid, CH3COOH?
1.
2.
3.
4.
5.
6 sigma bonds, 2 pi bonds
7 sigma bonds, 1 pi bond
7 sigma bonds, 2 pi bonds
8 sigma bonds, 0 pi bonds
8 sigma bonds, 1 pi bond
How many sigma and pi bonds are
present in sulfur trioxide, SO3?
1.
2.
3.
4.
5.
4 sigma bonds, 0 pi bonds
4 sigma bonds, 1 pi bond
3 sigma bonds, 0 pi bonds
3 sigma bonds, 1 pi bond
3 sigma bonds, 2 pi bond
How many sigma and pi bonds are
present in sulfur trioxide, SO3?
1.
2.
3.
4.
5.
4 sigma bonds, 0 pi bonds
4 sigma bonds, 1 pi bond
3 sigma bonds, 0 pi bonds
3 sigma bonds, 1 pi bond
3 sigma bonds, 2 pi bond
What is the bond order in O22– ?
1.
2.
3.
4.
5.
0
0.5
1
1.5
2
What is the bond order in O22– ?
1.
2.
3.
4.
5.
0
0.5
1
1.5
2

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