Question 1

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 2

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

Accepted Answer

A) eg = octahedral,mg = octahedral,nonpolar 
B) eg = trigonal bipyramidal,mg = trigonal bipyramidal,nonpolar 
C) eg = octahedral,mg = square planar,polar 
D) eg = trigonal bipyramidal,mg = see-saw,polar 
E) eg = tetrahedral,mg = trigonal pyramidal,polar 
A) eg = octahedral,mg = octahedral,nonpolar 
B) eg = trigonal bipyramidal,mg = trigonal bipyramidal,nonpolar 
C) eg = octahedral,mg = square planar,polar 
D) eg = trigonal bipyramidal,mg = see-saw,polar 
E) eg = tetrahedral,mg = trigonal pyramidal,polar

Question 3

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

Accepted Answer

A) eg = trigonal planar,mg = trigonal planar 
B) eg = trigonal bipyramidal,mg = T-shape 
C) eg = trigonal planar,mg = bent 
D) eg = trigonal bipyramidal,mg = see-saw 
E) eg = tetrahedral,mg = trigonal pyramidal 
A) eg = trigonal planar,mg = trigonal planar 
B) eg = trigonal bipyramidal,mg = T-shape 
C) eg = trigonal planar,mg = bent 
D) eg = trigonal bipyramidal,mg = see-saw 
E) eg = tetrahedral,mg = trigonal pyramidal

Question 4

According to the MO theory,which of the following molecules should not exist?

Accepted Answer

A) He2+ 
B) He2 
C) H2+ 
D) All of the above 
A) He2+ 
B) He2 
C) H2+ 
D) All of the above

Question 5

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

Accepted Answer

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

Question 6

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 7

What is the bond order in He2 molecule?

Accepted Answer

A) 0 
B) 1 
C) 1/2 
D) 2 
A) 0 
B) 1 
C) 1/2 
D) 2

Question 8

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

Accepted Answer

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

Question 9

What is the molecular geometry of SBr4?

Accepted Answer

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

Question 10

Using the VSEPR model,the molecular geometry of the central atom in NCl3 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 11

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 12

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

Accepted Answer

A) I < II = III 
B) II < III < I 
C) I < II < III 
D) II < I < III 
E) I < III < II 
A) I < II = III 
B) II < III < I 
C) I < II < III 
D) II < I < III 
E) I < III < II

Question 13

Draw the Lewis structure for BrF4-.What is the hybridization on the Br atom?

Accepted Answer

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

Question 14

What is the molecular geometry of SF5-?

Accepted Answer

A) octahedral 
B) seesaw 
C) square pyramidal 
D) trigonal bipyramidal 
A) octahedral 
B) seesaw 
C) square pyramidal 
D) trigonal bipyramidal

Question 15

Consider the molecule below.Determine the hybridization at each of the three atoms (C,C,N)from left to right

Accepted Answer

A) 1 = sp2,2 = sp3,3 =s p2 
B) 1 = sp2,2 = sp3,3 = sp3 
C) 1 = sp3,2 = sp3,3 = sp3 
D) 1 = sp3,2 = sp3,3 = sp2 
E) 1 = sp,2 = sp2,3 = sp2 
A) 1 = sp2,2 = sp3,3 =s p2 
B) 1 = sp2,2 = sp3,3 = sp3 
C) 1 = sp3,2 = sp3,3 = sp3 
D) 1 = sp3,2 = sp3,3 = sp2 
E) 1 = sp,2 = sp2,3 = sp2

Question 16

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 17

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

Accepted Answer

A) C1 = sp3,C2 = sp3d 
B) C1 = sp,C2 = sp2 
C) C1 = sp2,C2 = sp3d 
D) C1 = sp3d,C2 = sp3d2 
E) C1 = sp2,C2 = sp3 
A) C1 = sp3,C2 = sp3d 
B) C1 = sp,C2 = sp2 
C) C1 = sp2,C2 = sp3d 
D) C1 = sp3d,C2 = sp3d2 
E) C1 = sp2,C2 = sp3

Question 18

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

Accepted Answer

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

Question 19

Using the VSEPR model,the molecular geometry of the central atom in BF3 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 20

The orbital hybridization on the carbon atoms in C2H2 is ________.

Accepted Answer

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

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

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

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

According to the MO theory,which of the following molecules should not exist?

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

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

What is the bond order in He₂ molecule?

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

What is the molecular geometry of SBr₄?

Using the VSEPR model,the molecular geometry of the central atom in NCl₃ is ________.

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

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

Draw the Lewis structure for BrF₄^-.What is the hybridization on the Br atom?

What is the molecular geometry of SF₅^-?

Consider the molecule below.Determine the hybridization at each of the three atoms (C,C,N)from left to right

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

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

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

Using the VSEPR model,the molecular geometry of the central atom in BF₃ is ________.

The orbital hybridization on the carbon atoms in C₂H₂is ________.

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

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

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

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

According to the MO theory,which of the following molecules should not exist?

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

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

What is the bond order in He2 molecule?

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

What is the molecular geometry of SBr4?

Using the VSEPR model,the molecular geometry of the central atom in NCl3 is ________.

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

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

Draw the Lewis structure for BrF4-.What is the hybridization on the Br atom?

What is the molecular geometry of SF5-?

Consider the molecule below.Determine the hybridization at each of the three atoms (C,C,N)from left to right

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

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

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

Using the VSEPR model,the molecular geometry of the central atom in BF3 is ________.

The orbital hybridization on the carbon atoms in C2H2 is ________.

Matter, Measurement, and Problem Solving

Atoms and Elements

Molecules, Compounds and Chemical Equations

Chemical Quantities and Aqueous Reactions

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

Free Energy and Thermodynamics

Electrochemistry

Radioactivity and Nuclear Chemistry

Filters

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

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

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

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

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

What is the bond order in He₂ molecule?

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

What is the molecular geometry of SBr₄?

Using the VSEPR model,the molecular geometry of the central atom in NCl₃ is ________.

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

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

Draw the Lewis structure for BrF₄^-.What is the hybridization on the Br atom?

What is the molecular geometry of SF₅^-?

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

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

Using the VSEPR model,the molecular geometry of the central atom in BF₃ is ________.

The orbital hybridization on the carbon atoms in C₂H₂is ________.