Transcript 1 - Revsworld

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
Dana & Michelle Chatellier
University of Delaware
© Copyright 2009, Pearson Education
The methane (CH4) molecule
has what geometry?
a.
b.
c.
d.
linear
trigonal bipyramidal
trigonal planar
tetrahedral
The methane (CH4) molecule
has what geometry?
a.
b.
c.
d.
linear
trigonal bipyramidal
trigonal planar
tetrahedral
The overall shape of a molecule
is determined by its:
a.
b.
c.
d.
atoms.
bond angles.
symmetry.
electron affinity.
The overall shape of a molecule
is determined by its:
a.
b.
c.
d.
atoms.
bond angles.
symmetry.
electron affinity.
The phosphorus trichloride
(PCl3) molecule has what
geometry?
a.
b.
c.
d.
tetrahedral
trigonal planar
pyramidal
trigonal bipyramidal
The phosphorus trichloride
(PCl3) molecule has what
geometry?
a.
b.
c.
d.
tetrahedral
trigonal planar
pyramidal
trigonal bipyramidal
The hybridization of the oxygen
atom in a water molecule is:
a.
b.
c.
d.
sp
sp2
sp3
sp3d
The hybridization of the oxygen
atom in a water molecule is:
a.
b.
c.
d.
sp
sp2
sp3
sp3d
The bromine trifluoride (BrF3)
molecule has what geometry?
a.
b.
c.
d.
see-saw shaped
trigonal planar
pyramidal
T-shaped
The bromine trifluoride (BrF3)
molecule has what geometry?
a.
b.
c.
d.
see-saw shaped
trigonal planar
pyramidal
T-shaped
The xenon tetrafluoride (XeF4)
molecule has what geometry?
a.
b.
c.
d.
square planar
tetrahedral
see-saw shaped
trigonal bipyramidal
The xenon tetrafluoride (XeF4)
molecule has what geometry?
a.
b.
c.
d.
square planar
tetrahedral
see-saw shaped
trigonal bipyramidal
The most stable geometry for six
electron domains is:
a.
b.
c.
d.
square planar.
octahedral.
square pyramidal.
tetrahedral.
The most stable geometry for six
electron domains is:
a.
b.
c.
d.
square planar.
octahedral.
square pyramidal.
tetrahedral.
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
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
In which molecule below is the
central atom sp3d-hybridized?
a.
b.
c.
d.
CH4
SO3
SeBr4
XeOF4
In which molecule below is the
central atom sp3d-hybridized?
a.
b.
c.
d.
CH4
SO3
SeBr4
XeOF4
How many pi bonds are there in
the molecule below?
CH3–CH=CH–CH=O
a.
b.
c.
d.
1
2
3
4
How many pi bonds are there in
the molecule below?
CH3–CH=CH–CH=O
a.
b.
c.
d.
1
2
3
4