Question 1

What are the F-Po-F bond angles in PoF6?

Accepted Answer

A) 60° 
B) 90° 
C) 109.5° 
D) 120° 
A) 60° 
B) 90° 
C) 109.5° 
D) 120°

Question 2

What is the molecular geometry of TeCl4?

Accepted Answer

A) seesaw 
B) square planar 
C) square pyramidal 
D) tetrahedral 
A) seesaw 
B) square planar 
C) square pyramidal 
D) tetrahedral

Question 3

Match the following.

-sp3d

Accepted Answer

A) tetrahedral 
B) nonpolar, but contains a polar covalent bond 
C) sp hybridized central atom 
D) trigonal bipyramidal 
E) trigonal planar
F)polar
G)linear
H)seesaw molecular geometry
I)octahedral
J)octahedral electron geometry
K)polar, but contains no polar bonds
L)sp2 hybridized central atom 
A) tetrahedral 
B) nonpolar, but contains a polar covalent bond 
C) sp hybridized central atom 
D) trigonal bipyramidal 
E) trigonal planar
F)polar
G)linear
H)seesaw molecular geometry
I)octahedral
J)octahedral electron geometry
K)polar, but contains no polar bonds
L)sp2 hybridized central atom

Question 4

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

Accepted Answer

A) eg = tetrahedral, mg = trigonal pyramidal 
B) eg = octahedral, mg = square planar 
C) eg = trigonal bipyramidal, mg = trigonal pyramidal 
D) eg = tetrahedral, mg = bent 
E) eg = tetrahedral, mg = tetrahedral 
A) eg = tetrahedral, mg = trigonal pyramidal 
B) eg = octahedral, mg = square planar 
C) eg = trigonal bipyramidal, mg = trigonal pyramidal 
D) eg = tetrahedral, mg = bent 
E) eg = tetrahedral, mg = tetrahedral

Question 5

Determine the electron geometry for the molecule BrF3.

Accepted Answer

A) Linear 
B) Trigonal planar 
C) Tetrahedral 
D) Trigonal bipyramidal 
E) Octahedral 
A) Linear 
B) Trigonal planar 
C) Tetrahedral 
D) Trigonal bipyramidal 
E) Octahedral

Question 6

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

Accepted Answer

A) tetrahedral 
B) linear 
C) octahedral 
D) trigonal planar 
E) trigonal bipyramidal 
A) tetrahedral 
B) linear 
C) octahedral 
D) trigonal planar 
E) trigonal bipyramidal

Question 7

Determine the molecular geometry for the molecule PCl5.

Accepted Answer

A) Linear 
B) Seesaw 
C) Square pyramidal 
D) Trigonal bipyramidal 
E) Square planar 
A) Linear 
B) Seesaw 
C) Square pyramidal 
D) Trigonal bipyramidal 
E) Square planar

Question 8

Draw the Lewis structure for SO2-3. What is the hybridization on the S atom?

Accepted Answer

A) sp 
B) sp3d2 
C) sp3d 
D) sp3 
E) sp2 
A) sp 
B) sp3d2 
C) sp3d 
D) sp3 
E) sp2

Question 9

Determine the molecular geometry for the molecule PF3.

Accepted Answer

A) Trigonal pyramidal 
B) Trigonal planar 
C) Tetrahedral 
D) T-shaped 
E) Bent 
A) Trigonal pyramidal 
B) Trigonal planar 
C) Tetrahedral 
D) T-shaped 
E) Bent

Question 10

A molecule or ion with three electrons in bonding orbitals and two electrons in an antibonding orbital has a bond order of:

Accepted Answer

A) 0.5 
B) 1 
C) 1.5 
D) 2 
E) 3 
A) 0.5 
B) 1 
C) 1.5 
D) 2 
E) 3

Question 11

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⁻

Accepted Answer

A) NCl3 > NO2⁻ > N2O 
B) NO2⁻ > N2O > NCl3 
C) N2O > NO2⁻ > NCl3 
D) NCl3 > N2O > NO2⁻ 
E) N2O > NCl3 > NO2⁻ 
A) NCl3 > NO2⁻ > N2O 
B) NO2⁻ > N2O > NCl3 
C) N2O > NO2⁻ > NCl3 
D) NCl3 > N2O > NO2⁻ 
E) N2O > NCl3 > NO2⁻

Question 12

Choose the compound below that contains at least one polar covalent bond but is nonpolar.

Accepted Answer

A) GeH2Br2 
B) SCl2 
C) AsCl5 
D) CF2Cl2 
E) All of the above are nonpolar and contain a polar covalent bond. 
A) GeH2Br2 
B) SCl2 
C) AsCl5 
D) CF2Cl2 
E) All of the above are nonpolar and contain a polar covalent bond.

Question 13

Using the VSEPR model, the electron-domain geometry of the central atom in BrF4- is ________.

Accepted Answer

A) linear 
B) trigonal planar 
C) tetrahedral 
D) trigonal bipyramidal 
E) octahedral 
A) linear 
B) trigonal planar 
C) tetrahedral 
D) trigonal bipyramidal 
E) octahedral

Question 14

Draw a molecular orbital diagram and use it to determine which of the following is most stable.

Accepted Answer

A) C22⁺ 
B) N22⁺ 
C) B2 
D) C22⁻ 
E) B22⁺ 
A) C22⁺ 
B) N22⁺ 
C) B2 
D) C22⁻ 
E) B22⁺

Question 15

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

Accepted Answer

A) eg = tetrahedral, mg = tetrahedral 
B) eg = tetrahedral, mg = trigonal pyramidal 
C) eg = trigonal planar, mg = bent 
D) eg = trigonal planar, mg = trigonal planar 
E) eg = tetrahedral, mg = trigonal planar 
A) eg = tetrahedral, mg = tetrahedral 
B) eg = tetrahedral, mg = trigonal pyramidal 
C) eg = trigonal planar, mg = bent 
D) eg = trigonal planar, mg = trigonal planar 
E) eg = tetrahedral, mg = trigonal planar

Question 16

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

Accepted Answer

A) eg = trigonal bipyramidal, mg = trigonal bipyramidal 
B) eg = octahedral, mg = octahedral 
C) eg = trigonal bipyramidal, mg = tetrahedral 
D) eg = tetrahedral, mg = trigonal pyramidal 
E) eg = trigonal planar, mg = octahedral 
A) eg = trigonal bipyramidal, mg = trigonal bipyramidal 
B) eg = octahedral, mg = octahedral 
C) eg = trigonal bipyramidal, mg = tetrahedral 
D) eg = tetrahedral, mg = trigonal pyramidal 
E) eg = trigonal planar, mg = octahedral

Question 17

Using the VSEPR model, the molecular geometry of the central atom in CF4 is ________.

Accepted Answer

A) linear 
B) trigonal planar 
C) tetrahedral 
D) bent 
E) trigonal pyramidal 
A) linear 
B) trigonal planar 
C) tetrahedral 
D) bent 
E) trigonal pyramidal

Question 18

How many of the following molecules have sp2 hybridization on the central atom? HCN SO2 OCl2 XeCl2

Accepted Answer

A) 4 
B) 3 
C) 2 
D) 1 
E) 0 
A) 4 
B) 3 
C) 2 
D) 1 
E) 0

Question 19

What is the molecular geometry of ClF4 -?

Accepted Answer

A) seesaw 
B) square planar 
C) square pyramidal 
D) tetrahedral 
A) seesaw 
B) square planar 
C) square pyramidal 
D) tetrahedral

Question 20

Is it possible for a molecule to be nonpolar even though it contains polar bonds? Explain your answer and give an example.

Accepted Answer

Yes. The polarity of a molecule depends

Exam 10: Chemical Bonding Ii: Molecular Shapes, Valence Bond Theory, and Molecular Orbital Theory

What are the F-Po-F bond angles in PoF6?

What is the molecular geometry of TeCl4?

Match the following. -sp3d

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

Determine the electron geometry for the molecule BrF3.

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

Determine the molecular geometry for the molecule PCl5.

Draw the Lewis structure for SO2-3. What is the hybridization on the S atom?

Determine the molecular geometry for the molecule PF3.

A molecule or ion with three electrons in bonding orbitals and two electrons in an antibonding orbital has a bond order of:

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⁻

Choose the compound below that contains at least one polar covalent bond but is nonpolar.

Using the VSEPR model, the electron-domain geometry of the central atom in BrF4- is ________.

Draw a molecular orbital diagram and use it to determine which of the following is most stable.

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

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

Using the VSEPR model, the molecular geometry of the central atom in CF4 is ________.

How many of the following molecules have sp2 hybridization on the central atom? HCN SO2 OCl2 XeCl2

What is the molecular geometry of ClF4 -?

Is it possible for a molecule to be nonpolar even though it contains polar bonds? Explain your answer and give an example.

Units of Measurement for Physical and Chemical Change

Atoms and Elements

Molecules, Compounds, and Nomenclature

Chemical Reactions and Stoichiometry

Gases

Thermochemistry

The Quantum-Mechanical Model of the Atom

Periodic Properties of the Elements

Chemical Bonding I: Lewis Theory

Liquids, Solids, and Intermolecular Forces

Solutions

Chemical Kinetics

Chemical Equilibrium

Acids and Bases

Aqueous Ionic Equilibrium

Gibbs Energy and Thermodynamics

Electrochemistry

Radioactivity and Nuclear Chemistry

Organic Chemistry I: Structures

Organic Chemistry II: Reactions

Biochemistry

Chemistry of the Nonmetals

Metals and Metallury

Transition Metals and Coordination Compounds

Filters

What are the F-Po-F bond angles in PoF₆?

What is the molecular geometry of TeCl₄?

Match the following. -sp³d

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

Determine the electron geometry for the molecule BrF₃.

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

Determine the molecular geometry for the molecule PCl₅.

Draw the Lewis structure for SO^2-₃. What is the hybridization on the S atom?

Determine the molecular geometry for the molecule PF₃.

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⁻

Using the VSEPR model, the electron-domain geometry of the central atom in BrF₄^- is ________.

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

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

Using the VSEPR model, the molecular geometry of the central atom in CF₄ is ________.

How many of the following molecules have sp² hybridization on the central atom? HCN SO₂ OCl₂ XeCl₂

What is the molecular geometry of ClF₄ ^-?