2. The methane (CH4) molecule
has what geometry?
a.
b.
c.
d.
linear
trigonal bipyramidal
trigonal planar
tetrahedral
3. The methane (CH4) molecule
has what geometry?
a.
b.
c.
d.
linear
trigonal bipyramidal
trigonal planar
tetrahedral
4. The overall shape of a molecule
is determined by its:
a.
b.
c.
d.
atoms.
bond angles.
symmetry.
electron affinity.
5. The overall shape of a molecule
is determined by its:
a.
b.
c.
d.
atoms.
bond angles.
symmetry.
electron affinity.
6. The phosphorus trichloride
(PCl3) molecule has what
electron domain geometry?
a.
b.
c.
d.
tetrahedral
trigonal planar
pyramidal
trigonal bipyramidal
7. The phosphorus trichloride
(PCl3) molecule has what
electron domain geometry?
a.
b.
c.
d.
tetrahedral
trigonal planar
pyramidal
trigonal bipyramidal
8. The phosphorus trichloride
(PCl3) molecule has what
molecular geometry?
a.
b.
c.
d.
tetrahedral
trigonal planar
trigonal pyramidal
trigonal bipyramidal
9. The phosphorus trichloride
(PCl3) molecule has what
molecular geometry?
a.
b.
c.
d.
tetrahedral
trigonal planar
trigonal pyramidal
trigonal bipyramidal
10. What is the bond order in
O22– ?
1. 0
2. 0.5
3. 1
4. 1.5
5. 2
11. What is the bond order in
O22– ?
1. 0
2. 0.5
3. 1
4. 1.5
5. 2
12. The hybridization of the oxygen
atom in a water molecule is:
a.
b.
c.
d.
sp
sp2
sp3
sp3d
13. The hybridization of the oxygen
atom in a water molecule is:
a.
b.
c.
d.
sp
sp2
sp3
sp3d
14. The bromine trifluoride (BrF3)
molecule has what geometry?
a.
b.
c.
d.
see-saw shaped
trigonal planar
pyramidal
T-shaped
15. The bromine trifluoride (BrF3)
molecule has what geometry?
a.
b.
c.
d.
see-saw shaped
trigonal planar
pyramidal
T-shaped
16. The xenon tetrafluoride (XeF4)
molecule has what geometry?
a.
b.
c.
d.
square planar
tetrahedral
see-saw shaped
trigonal bipyramidal
17. The xenon tetrafluoride (XeF4)
molecule has what geometry?
a.
b.
c.
d.
square planar
tetrahedral
see-saw shaped
trigonal bipyramidal
18. The most stable geometry for six
electron domains is:
a.
b.
c.
d.
square planar.
octahedral.
square pyramidal.
tetrahedral.
19. The most stable geometry for six
electron domains is:
a.
b.
c.
d.
square planar.
octahedral.
square pyramidal.
tetrahedral.
20. In the formic acid (HCO2H)
molecule, the values of the bond
angles, in degrees, are:
a.
b.
c.
d.
O–C–O = 180, C–O–H = 120
O–C–O = 120, C–O–H = 109
O–C–O = 180, C–O–H = 180
O–C–O = 109, C–O–H = 109
21. In the formic acid (HCO2H)
molecule, the values of the bond
angles, in degrees, are:
a.
b.
c.
d.
O–C–O = 180, C–O–H = 120
O–C–O = 120, C–O–H = 109
O–C–O = 180, C–O–H = 180
O–C–O = 109, C–O–H = 109
22. In which molecule below is the
central atom sp3d-hybridized?
a. CH4
b. SO3
c. SeBr4
d. XeOF4
23. In which molecule below is the
central atom sp3d-hybridized?
a. CH4
b. SO3
c. SeBr4
d. XeOF4
24. How many pi bonds are there in
the molecule below?
CH3–CH=CH–CH=O
a.
b.
c.
d.
1
2
3
4
25. How many pi bonds are there in
the molecule below?
CH3–CH=CH–CH=O
a.
b.
c.
d.
1
2
3
4
34. What is the hybridization of
nitrogen in HNO3?
1.sp
2.sp2
3.sp3
4.sp3d
5.sp3d2
35. What is the hybridization of
nitrogen in HNO3?
1.sp
2.sp2
3.sp3
4.sp3d
5.sp3d2
36. What is the hybridization of
sulfur in methyl mercaptan,
CH3SH?
1.sp
2.sp2
3.sp3
4.sp3d
5.sp3d2
37. What is the hybridization of
sulfur in methyl mercaptan,
CH3SH?
1.sp
2.sp2
3.sp3
4.sp3d
5.sp3d2
38. How many sigma and pi bonds
are in the molecule acetic acid,
CH3COOH?
1. 6 sigma bonds, 2 pi
bonds
2. 7 sigma bonds, 1 pi bond
3. 7 sigma bonds, 2 pi
bonds
4. 8 sigma bonds, 0 pi
bonds
5. 8 sigma bonds, 1 pi bond
39. How many sigma and pi bonds
are in the molecule acetic acid,
CH3COOH?
1. 6 sigma bonds, 2 pi
bonds
2. 7 sigma bonds, 1 pi bond
3. 7 sigma bonds, 2 pi
bonds
4. 8 sigma bonds, 0 pi
bonds
5. 8 sigma bonds, 1 pi bond
40. How many sigma and pi
bonds are present in sulfur
trioxide, SO3?
1. 4 sigma bonds, 0 pi
bonds
2. 4 sigma bonds, 1 pi
bond
3. 3 sigma bonds, 0 pi
bonds
4. 3 sigma bonds, 1 pi
bond
5. 3 sigma bonds, 2 pi
bond
41. How many sigma and pi
bonds are present in sulfur
trioxide, SO3?
1. 4 sigma bonds, 0 pi
bonds
2. 4 sigma bonds, 1 pi
bond
3. 3 sigma bonds, 0 pi
bonds
4. 3 sigma bonds, 1 pi
bond
5. 3 sigma bonds, 2 pi
bond