Question 1

In VSEPR theory the molecular geometry of CO32- is distorted tetrahedron (seesaw).

Accepted Answer

A) True 
 B)False

Question 2

According to VSEPR theory, which one of the following species has a tetrahedral geometry

Accepted Answer

A)  IF4+ 
B)  IF4- 
C)  PCl4+ 
D)  PCl4- 
E)  SeF4 
A)  IF4+ 
B)  IF4- 
C)  PCl4+ 
D)  PCl4- 
E)  SeF4

Question 3

According to the VSEPR theory, the molecule PF5 will be polar.

Accepted Answer

A) True 
 B)False

Question 4

In benzene (C6H6), what is the hybridization of each carbon atom

Accepted Answer

A)  sp 
B)  sp2 
C)  sp3 
D)  d2sp2 
E) None of the above 
A)  sp 
B)  sp2 
C)  sp3 
D)  d2sp2 
E) None of the above

Question 5

According to VSEPR theory, which one of the following molecules is trigonal bipyramidal

Accepted Answer

A)  SF4 
B)  XeF4 
C)  NF3 
D)  SF6 
E)  PF5 
A)  SF4 
B)  XeF4 
C)  NF3 
D)  SF6 
E)  PF5

Question 6

According to VSEPR theory, which of the following triatomic ions should be linear: N3-, I3-, NO2-, ClO2-, SCN-

Accepted Answer

A)  I3- and SCN- are linear 
B)  N3- and SCN- are linear 
C)  N3-, I3-, and SCN- are linear 
D)  Only SCN- is linear 
E) None of the above 
A)  I3- and SCN- are linear 
B)  N3- and SCN- are linear 
C)  N3-, I3-, and SCN- are linear 
D)  Only SCN- is linear 
E) None of the above

Question 7

A molecule with 3 single bonds and 0 lone pairs of electrons is predicted to have which type of molecular geometry

Accepted Answer

A)  Trigonal planar 
B)  Trigonal pyramidal 
C)  Bent 
D)  Trigonal bipyramidal 
E)  Linear 
A)  Trigonal planar 
B)  Trigonal pyramidal 
C)  Bent 
D)  Trigonal bipyramidal 
E)  Linear

Question 8

A molecule with 4 single bonds (and any number of lone pairs) could have which of the following molecular geometries
I. Tetrahedral
II. Seesaw
III. Square Planar
IV. T-shaped

Accepted Answer

A)  I only 
B)  I and III 
C)  II and III 
D)  I, II, and III 
E)  I, II, III, and IV 
A)  I only 
B)  I and III 
C)  II and III 
D)  I, II, and III 
E)  I, II, III, and IV

Question 9

According to the VSEPR theory, which one of the following species is linear

Accepted Answer

A)  H2S 
B)  HCN 
C)  BF3 
D)  H2CO 
E)  SO2 
A)  H2S 
B)  HCN 
C)  BF3 
D)  H2CO 
E)  SO2

Question 10

According to the VSEPR theory, the molecular geometry of ammonia is

Accepted Answer

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

Question 11

A molecule with 4 single bonds and 1 lone pair of electrons is predicted to have which type of molecular geometry

Accepted Answer

A)  Octahedral 
B)  T-shaped 
C)  Seesaw 
D)  Trigonal bipyramidal 
E)  Linear 
A)  Octahedral 
B)  T-shaped 
C)  Seesaw 
D)  Trigonal bipyramidal 
E)  Linear

Question 12

Ibuprofen is used as an analgesic for the relief of pain, and also to help reduce fever. What is the hybridization state of oxygen indicated by the arrow in the structure of ibuprofen shown below

Accepted Answer

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

Question 13

A molecule with 2 single bonds and 3 lone pair of electrons is predicted to have which type of moleculary geometry

Accepted Answer

A)  Octahedral 
B)  T-shaped 
C)  Seesaw 
D)  Trigonal bipyramidal 
E)  Linear 
A)  Octahedral 
B)  T-shaped 
C)  Seesaw 
D)  Trigonal bipyramidal 
E)  Linear

Question 14

What is the hybridization on the central atom in NO3-?

Accepted Answer

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

Question 15

The bond angle in Cl2O is expected to be approximately

Accepted Answer

A)  90$\circ$. 
B)  109.5$\circ$. 
C)  120$\circ$. 
D)  145$\circ$. 
E)  180$\circ$. 
A)  90$\circ$. 
B)  109.5$\circ$. 
C)  120$\circ$. 
D)  145$\circ$. 
E)  180$\circ$.

Question 16

A sp2 hybridized central boron atom with no lone pairs of electrons has what type of bonding

Accepted Answer

A)  1 $\pi$ and 2 $\sigma$ bonds 
B)  1 $\pi$ and 3 $\sigma$ bonds 
C)  2 $\pi$ and 2 $\sigma$ bonds 
D)  0 $\pi$ and 4 $\sigma$ bonds 
E)  0 $\pi$ and 3 $\sigma$ bonds 
A)  1 $\pi$ and 2 $\sigma$ bonds 
B)  1 $\pi$ and 3 $\sigma$ bonds 
C)  2 $\pi$ and 2 $\sigma$ bonds 
D)  0 $\pi$ and 4 $\sigma$ bonds 
E)  0 $\pi$ and 3 $\sigma$ bonds

Question 17

Ibuprofen is used as an analgesic for the relief of pain, and also to help reduce fever. What is the hybridization state of carbon indicated by the  arrow in the structure of ibuprofen shown below

Accepted Answer

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

Question 18

Which of the following molecules has polar bonds but is a nonpolar molecule

Accepted Answer

A)  CO 
B)  CO2 
C)  CHCl3 
D)  Cl2 
E)  HCl 
A)  CO 
B)  CO2 
C)  CHCl3 
D)  Cl2 
E)  HCl

Question 19

According to the VSEPR theory, the geometrical structure of PF5 is
trigonal bipyramidal.

Accepted Answer

A) True 
 B)False

Question 20

What is the bond order of Cl2+

Accepted Answer

A)  0 
B)  0.5 
C)  1 
D)  1.5 
E)  2 
A)  0 
B)  0.5 
C)  1 
D)  1.5 
E)  2

Exam 10: Chemical Bonding II: Molecular Geometry and Hybridization of Atomic

In VSEPR theory the molecular geometry of CO32- is distorted tetrahedron (seesaw).

According to VSEPR theory, which one of the following species has a tetrahedral geometry

According to the VSEPR theory, the molecule PF5 will be polar.

In benzene (C6H6), what is the hybridization of each carbon atom

According to VSEPR theory, which one of the following molecules is trigonal bipyramidal

According to VSEPR theory, which of the following triatomic ions should be linear: N3-, I3-, NO2-, ClO2-, SCN-

A molecule with 3 single bonds and 0 lone pairs of electrons is predicted to have which type of molecular geometry

A molecule with 4 single bonds (and any number of lone pairs) could have which of the following molecular geometries I. Tetrahedral II. Seesaw III. Square Planar IV. T-shaped

According to the VSEPR theory, which one of the following species is linear

According to the VSEPR theory, the molecular geometry of ammonia is

A molecule with 4 single bonds and 1 lone pair of electrons is predicted to have which type of molecular geometry

Ibuprofen is used as an analgesic for the relief of pain, and also to help reduce fever. What is the hybridization state of oxygen indicated by the arrow in the structure of ibuprofen shown below

A molecule with 2 single bonds and 3 lone pair of electrons is predicted to have which type of moleculary geometry

What is the hybridization on the central atom in NO3-?

The bond angle in Cl2O is expected to be approximately

A sp2 hybridized central boron atom with no lone pairs of electrons has what type of bonding

Ibuprofen is used as an analgesic for the relief of pain, and also to help reduce fever. What is the hybridization state of carbon indicated by the arrow in the structure of ibuprofen shown below

Which of the following molecules has polar bonds but is a nonpolar molecule

According to the VSEPR theory, the geometrical structure of PF5 is trigonal bipyramidal.

What is the bond order of Cl2+

Chemistry: The Study of Change

Atoms Molecules and Ions

Mass Relationships in Chemical Reactions

Reactions in Aqueous Solutions

Gases

Thermochemistry

Quantum Theory and the Electronic Structure of Atoms

Periodic Relationships Among the Elements

Chemical Bonding I: Basic Concepts

Intermolecular Forces and Liquids and Solids

Physical Properties of Solutions

Chemical Kinetics

Chemical Equilibrium

Acids and Bases

Acid-Base Equilibria and Solubility Equilibria

Entropy Free Energy and Equilibrium

Electrochemistry

Nuclear Chemistry

Chemistry in the Atmosphere

Metallurgy and the Chemistry of Metals

Nonmetallic Elements and Their Compounds

Transition Metals Chemistry and Coordination Compounds

Organic Chemistry

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Filters

In VSEPR theory the molecular geometry of CO₃^2- is distorted tetrahedron (seesaw).

According to the VSEPR theory, the molecule PF₅ will be polar.

In benzene (C₆H₆), what is the hybridization of each carbon atom

According to VSEPR theory, which of the following triatomic ions should be linear: N₃^-, I₃^-, NO₂^-, ClO₂^-, SCN^-

What is the hybridization on the central atom in NO₃^-?

The bond angle in Cl₂O is expected to be approximately

A sp² hybridized central boron atom with no lone pairs of electrons has what type of bonding

According to the VSEPR theory, the geometrical structure of PF₅ is trigonal bipyramidal.

What is the bond order of Cl₂⁺