Question 1

What is the molecular geometry of SF4?

Accepted Answer

A)  tetrahedral
B)  square pyramidal
C)  seesaw
D)  square planar
E)  T-shaped

Question 2

What are the ideal bond angles around carbon in CH2O?

Accepted Answer

A)  180 °\degree° 
B)  90 °\degree° 
C)  120 °\degree° 
D)  109.5 °\degree° 
E)  60 °\degree°

Question 3

What is the hybridization of Xe in XeOF4, and what is the molecular geometry?

Accepted Answer

A)  sp3d, T-shaped
B)  sp3d, seesaw
C)  sp3d2, square pyramidal
D)  sp3d2, square planar
E)  sp3d2, octahedral

Question 4

Which molecule below is T-shaped molecular geometry?

Accepted Answer

A)  NCl3
B)  PCl3
C)  SOCl2
D)  ICl3
E)  COCl2

Question 5

Which compound below has a trigonal bipyramidal molecular geometry?

Accepted Answer

A)  ICl3
B)  BrF5
C)  PCl5
D)  PH3
E)  SiF4

Question 6

Which molecule or ion below has a trigonal pyramidal molecular geometry?

Accepted Answer

A)  KrF4
B)  COCl2
C)  SeO32-
D)  NH4 +
E)  O3

Question 7

Which statement below regarding bonding theories is FALSE?

Accepted Answer

A)  Lewis structures are usually adequate when focusing on row 2 atoms and their bonding patterns.
B)  The magnetic and spectroscopic properties of molecules are best described using Lewis structures.
C)  Valence bond theory is useful in understanding the shapes of molecules.
D)  VSEPR theory allows us to predict molecular geometry.
E)  MO theory explains magnetic and spectroscopic properties of molecules.

Question 8

Draw the Lewis structure with the lowest formal charges for XeOF2.What are the electronic geometry and molecular geometry?

Accepted Answer

<img  loading="lazy" src="/assets/images/blured-textbook.svg" class="d-inline m-1" alt="blured image" width="139" height="30"> trigonal ...

Question 9

What is the hybridization of the central iodine atom in I3- ?

Accepted Answer

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

Question 10

Which bond angle is the smallest?

Accepted Answer

A)  O - S - O in SO2
B)  O - S - O in SO3
C)  O - S - O in SO42-
D)  F - S - F in SF6
E)  Cl - S - Cl in SOCl2

Question 11

The local molecular geometry and the hybridization around each carbon atom in benzene (C6H6 with a hexagonal ring structure)  is _______

Accepted Answer

A)  square planar and sp.
B)  trigonal planar and sp.
C)  tetrahedral and sp3.
D)  trigonal planar and sp2.
E)  T-shaped and sp2.

Question 12

Determine the bond order of the OF molecule.

Accepted Answer

A)  2
B)  2.5
C)  3
D)  1.5
E)  1

Question 13

Which molecule or ion below paramagnetic?

Accepted Answer

A)  Li2
B)  N22-
C)  Be2
D)  O22-
E)  F2

Question 14

Which type of molecular orbital has only one nodal plane, which contains the atomic nuclei?

Accepted Answer

A)   σ\sigmaσ ) 
B)  (  π\piπ ) 
C)  ( σ\sigmaσ *) 
D)  (  π\piπ *) 
E)  S

Question 15

Explain the phenomenon of light absorption and emission from molecules.

Accepted Answer

Electrons in molecules can mov...

Question 16

A Lewis structure of aspirin without the nonbonding electrons is shown in the figure below.Taking into account the nonbonding electrons, identify the hybridization of the atomic orbitals for the following atoms: O1, O2, and O3.Identify the bond angles around C1, C2, and O3.

Accepted Answer

O1 is sp³ hybridized, O_2...

Question 17

Which compound below has the largest dipole moment?

Accepted Answer

A)  CF2Cl2
B)  CH2Cl2
C)  CH2F2
D)  CF4
E)  CH2Br2

Question 18

What is the hybridization of carbon in C2H2?

Accepted Answer

A)  sp2
B)  sp3
C)  sp3d
D)  sp
E)  sp3d 2

Question 19

ICl3 and SO3 have one central atom.Do they share the same molecular geometry? What is the hybridization of the central atom in each?

Accepted Answer

ICl₃ has five electron groups a...

Question 20

Which molecule or ion below has a central atom with the same hybridization as PCl5?

Accepted Answer

A)  IF6+
B)  SiF4
C)  BrF5
D)  SbF5
E)  XeF4

Exam 5: Bonding Theories Explaining Molecular Geometry

Which type of molecular orbital has only one nodal plane, which contains the atomic nuclei?

Correct AnswerverifiedShow Answer

Which statement below regarding bonding theories is FALSE?

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Which compound below has the largest dipole moment?

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Which compound below has a trigonal bipyramidal molecular geometry?

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Draw the Lewis structure with the lowest formal charges for XeOF2.What are the electronic geometry and molecular geometry?

Correct Answerverified trigonal ...View AnswerShow Answer

What is the hybridization of the central iodine atom in I3- ?

Correct AnswerverifiedShow Answer

The local molecular geometry and the hybridization around each carbon atom in benzene (C6H6 with a hexagonal ring structure) is _______

Correct AnswerverifiedShow Answer

What is the hybridization of carbon in C2H2?

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Which molecule or ion below has a central atom with the same hybridization as PCl5?

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What is the hybridization of Xe in XeOF4, and what is the molecular geometry?

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What is the molecular geometry of SF4?

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A Lewis structure of aspirin without the nonbonding electrons is shown in the figure below.Taking into account the nonbonding electrons, identify the hybridization of the atomic orbitals for the following atoms: O1, O2, and O3.Identify the bond angles around C1, C2, and O3.

Correct AnswerverifiedO1 is sp3 hybridized, O2...View AnswerShow Answer

Which molecule or ion below has a trigonal pyramidal molecular geometry?

Correct AnswerverifiedShow Answer

ICl3 and SO3 have one central atom.Do they share the same molecular geometry? What is the hybridization of the central atom in each?

Correct AnswerverifiedICl3 has five electron groups a...View AnswerShow Answer

Explain the phenomenon of light absorption and emission from molecules.

Correct AnswerverifiedElectrons in molecules can mov...View AnswerShow Answer

What are the ideal bond angles around carbon in CH2O?

Correct AnswerverifiedShow Answer

Which molecule below is T-shaped molecular geometry?

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Which molecule or ion below paramagnetic?

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Which bond angle is the smallest?

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Determine the bond order of the OF molecule.

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Draw the Lewis structure with the lowest formal charges for XeOF₂.What are the electronic geometry and molecular geometry?

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trigonal ...
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What is the hybridization of the central iodine atom in I₃^- ?

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The local molecular geometry and the hybridization around each carbon atom in benzene (C₆H₆ with a hexagonal ring structure) is _______

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What is the hybridization of carbon in C₂H₂?

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Which molecule or ion below has a central atom with the same hybridization as PCl₅?

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What is the hybridization of Xe in XeOF₄, and what is the molecular geometry?

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What is the molecular geometry of SF₄?

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A Lewis structure of aspirin without the nonbonding electrons is shown in the figure below.Taking into account the nonbonding electrons, identify the hybridization of the atomic orbitals for the following atoms: O1, O₂, and O₃.Identify the bond angles around C1, C2, and O₃.

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O1 is sp³ hybridized, O_2...
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ICl₃ and SO₃ have one central atom.Do they share the same molecular geometry? What is the hybridization of the central atom in each?

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ICl₃ has five electron groups a...
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Electrons in molecules can mov...
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What are the ideal bond angles around carbon in CH₂O?

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