question

Give the approximate bond angle for a molecule with a trigonal planar shape.

answer

120 degrees

question

Give the approximate bond angle for a molecule with a tetrahedral shape.

answer

109.5 degrees

question

Determine the electron geometry (eg) and molecular geometry(mg) of BCl3.

answer

eg=trigonal planar, mg=trigonal planar

question

Determine the electron geometry (eg) and molecular geometry (mg) of CO32⁻.

answer

eg=trigonal planar, mg=trigonal planar

question

Determine the electron geometry (eg) and molecular geometry (mg) of CH3+1.

answer

eg=tetrahedral, mg= trigonal pyramidal

question

Determine the electron geometry (eg) and molecular geometry (mg) of SiF4.

answer

eg=tetrahedral, mg=tetrahedral

question

Determine the electron geometry (eg) and molecular geometry (mg) of PF5.

answer

eg=trigonal bipyramidal, mg=trigonal bipyramidal

question

Determine the electron geometry (eg) and molecular geometry (mg) of the second carbon in CH3CN.

answer

eg= linear, mg= linear

question

Determine the electron geometry (eg) and molecular geometry (mg) of BrF3.

answer

eg=trigonal bipyramidal, mg= T-shape

question

Determine the electron geometry (eg) and molecular geometry (mg) of ICl2⁻.

answer

eg=trigonal bipyramidal, mg=linear

question

Determine the electron geometry (eg) and molecular geometry (mg) of XeF2.

answer

eg=trigonal bipyramidal, mg=linear

question

Determine the electron geometry (eg) and molecular geometry (mg) of XeF4.

answer

eg=octahedral, mg=square planar

question

Consider the molecule below. Determine the molecular geometry at each of the 2 labeled carbons.

answer

C1 = bent, C2 = trigonal planar

question

Consider the molecule below. Determine the molecular geometry at each of the 3 labeled atoms.

answer

1=trigonal planar, 2=tetrahedral, 3=trigonal pyramidal

question

Place the following in order of increasing X-Se-X bond angle, where X represents the outer atoms in each molecule.
SeO2 SeCl6 SeF2

answer

SeCl6 < SeF2 < SeO2

question

Place the following in order of increasing F-A-F bond angle, where A represents the central atom in each molecule.
PF3 OF2 PF4⁺

answer

OF2 < PF3 < PF4⁺

question

Place the following in order of decreasing X-A-X bond angle, where A represents the central atom and X represents the outer atoms in each molecule.
N2O NCl3 NO2⁻

answer

N2O > NO2⁻ > NCl3

question

Place the following in order of decreasing X-A-X bond angle, where A represents the central atom and X represents the outer atoms in each molecule.
CS2 CF4 SCl2

answer

CS2 > CF4 > SCl2

question

Place the following in order of increasing X-A-X bond angle, where A represents the central atom and X represents the outer atoms in each molecule.
HCN H2O H3O⁺

answer

H2O < H3O⁺ < HCN

question

Determine the electron geometry (eg), molecular geometry (mg), and polarity of SO3.

answer

eg=trigonal planar, mg=trigonal planar, nonpolar

question

How many of the following molecules are polar?
BrCl3 CS2 SiF4 SO3

answer

1

question

How many of the following molecules are polar?
XeCl2 COF2 PCl4F SF6

answer

3

question

How many of the following molecules are polar?
XeO2 SiCl2Br2 C2Br2 SeCl6

answer

2

question

How many of the following molecules are polar?
PCl5 COS XeO3 SeBr2

answer

3

question

Determine the electron geometry (eg), molecular geometry (mg), and polarity of SO2.

answer

eg=trigonal planar, mg=bent, polar

question

Determine the electron geometry, molecular geometry and polarity of SF6 .

answer

eg= octahedral, mg= octahedral, non-polar

question

Determine the electron geometry, molecular geometry and polarity of TeCl6.

answer

eg=octahedral, mg=octahedral, nonpolar

question

Determine the electron geometry (eg), molecular geometry(mg) and polarity of XeO3.

answer

eg=tetrahedral, mg=trigonal pyramidal, polar

question

Determine the electron geometry, molecular geometry and polarity of HBrO2 .

answer

eg=tetrahedral, mg=bent, polar

question

Choose the compound below that contains at least one polar covalent bond, but is nonpolar.
SeBr4, HCN, ICl3, CF4

answer

CF4

question

Choose the compound below that contains at least one polar covalent bond, but is nonpolar.
SBr2, AsCl5, CBr2Cl2, GeH2Br2

answer

AsCl5

question

Place the following in order of increasing dipole moment.
I. BCl3 II. BIF2 III. BClF2

answer

I < III < II

question

Place the following in order of decreasing dipole moment.
I. cis-CHCl=CHCl II. trans-CHCl=CHCI III. cis-CHF=CHF

answer

III > I > II

question

Determine the electron geometry, molecular geometry and polarity of N2O (N central).

answer

eg= linear, mg=linear, polar

question

A molecule containing a central atom with sp3 hybridization has a(n) __________ electron geometry.

answer

tetrahedral

question

A molecule containing a central atom with sp3d hybridization has a(n) __________ electron geometry.

answer

trigonal bipyramidal

question

Identify the number of electron groups around a molecule with a tetrahedral shape.

answer

4

question

Identify the shape that goes with sp3d.

answer

trigonal bipyrimidal

question

A molecule containing a central atom with sp3d2 hybridization has a(n) __________ electron geometry.

answer

octahedral

question

Draw the Lewis structure for OF2. What is the hybridization on the O atom?

answer

sp3

question

Draw the Lewis structure for SO3. What is the hybridization on the S atom?

answer

sp2

question

Draw the Lewis structure for BrO4⁻. What is the hybridization on the Br atom?

answer

sp3

question

Draw the Lewis structure for SF6. What is the hybridization on the S atom?

answer

sp3d2

question

Draw the Lewis structure for BrF5. What is the hybridization on the Br atom?

answer

sp3d2

question

Draw the Lewis structure for BrCl3. What is the hybridization on the Br atom?

answer

sp3d

question

Consider the molecule below. Determine the hybridization at each of the 2 labeled carbons.

answer

C1 = sp2, C2 = sp3

question

Consider the molecule below. Determine the hybridization at each of the 3 labeled atoms.

answer

1=sp2, 2=sp3, 3=sp3

question

How many of the following molecules have sp hybridization on the central atom?
C2Cl2 CO2 O3 H2O

answer

2

question

How many of the following molecules have sp3 hybridization on the central atom?
XeCl4 CH4 SF4 C2H2

answer

1

question

How many of the following molecules have sp3d hybridization on the central atom?
SiCl4 BrF5 AsF5 BrF3

answer

2