Question 1

Draw the Lewis structure of XeF4. Use this structure, in conjunction with VSEPR theory, to predict the shape of this molecule. Outline your reasoning.

Accepted Answer

The Lewis structure is shown below. The

Question 2

According to VSEPR theory, a molecule with the general formula AX6 will have a ______ molecular shape.

Accepted Answer

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

Question 3

When resonance occurs, the bond lengths in a molecule fluctuate rapidly.

Accepted Answer

A) True 
 B)False

Question 4

Which one of the following molecules has a zero dipole moment?

Accepted Answer

A)  SO2 
B)  HCl 
C)  CS2 
D)  CO 
E)  Cl2O 
A)  SO2 
B)  HCl 
C)  CS2 
D)  CO 
E)  Cl2O

Question 5

According to VSEPR theory, a molecule with the general formula AX4 will have a ______ molecular shape.

Accepted Answer

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

Question 6

The Lewis structure of formaldehyde, CH2O, is shown. Use VSEPR theory to predict the molecular geometry and the H-C-H bond angle. Outline your reasoning.

Accepted Answer

There are three electron groups around t

Question 7

According to VSEPR theory, a molecule with the general formula AX3 will have a ______ molecular shape.

Accepted Answer

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

Question 8

Select the best Lewis structure for P2I4.

Accepted Answer

A)    
B)    
C)    
D)    
E)  None of the above structures is suitable for P2I4. 
A)    
B)    
C)    
D)    
E)  None of the above structures is suitable for P2I4.

Question 9

What is the molecular shape of NO2- as predicted by the VSEPR theory?

Accepted Answer

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

Draw the Lewis structure of XeF₄. Use this structure, in conjunction with VSEPR theory, to predict the shape of this molecule. Outline your reasoning.

According to VSEPR theory, a molecule with the general formula AX₆ will have a ______ molecular shape.

When resonance occurs, the bond lengths in a molecule fluctuate rapidly.

Which one of the following molecules has a zero dipole moment?

According to VSEPR theory, a molecule with the general formula AX₄will have a ______ molecular shape.

The Lewis structure of formaldehyde, CH₂O, is shown. Use VSEPR theory to predict the molecular geometry and the H-C-H bond angle. Outline your reasoning.

According to VSEPR theory, a molecule with the general formula AX₃ will have a ______ molecular shape.

Select the best Lewis structure for P₂I₄.

What is the molecular shape of NO₂^- as predicted by the VSEPR theory?

Keys to the Study of Chemistry

The Components of Matter

Stoichiometry of Formulas and Equations

The Major Classes of Chemical Reactions

Gases and the Kinetic-Molecular Theory

Thermochemistry: Energy Flow and Chemical Change

Quantum Theory and Atomic Structure

Electron Configuration and Chemical Periodicity

Models of Chemical Bonding

Theories of Covalent Bonding

Intermolecular Forces: Liquids, Solids, and Phase Changes

The Properties of Mixtures: Solutions and Colloids

Periodic Patterns in the Main Group Elements: Bonding, Structure, and Reactivity

Organic Compounds and the Atomic Properties of Carbon

Kinetics: Rates and Mechanisms of Chemical Reactions

Equilibrium: the Extent of Chemical Reactions

Acid-Base Equilibria

Ionic Equilibria in Aqueous Systems

Thermodynamics: Entropy, Free Energy, and the Direction of Chemical Reactions

Electrochemistry: Chemical Change and Electrical Work

The Elements in Nature and Industry

The Transition Elements and Their Coordination Compounds

Nuclear Reactions and Their Applications

Filters

Exam 10: The Shapes of Molecules

Draw the Lewis structure of XeF4. Use this structure, in conjunction with VSEPR theory, to predict the shape of this molecule. Outline your reasoning.

According to VSEPR theory, a molecule with the general formula AX6 will have a ______ molecular shape.

When resonance occurs, the bond lengths in a molecule fluctuate rapidly.

Which one of the following molecules has a zero dipole moment?

According to VSEPR theory, a molecule with the general formula AX4 will have a ______ molecular shape.

The Lewis structure of formaldehyde, CH2O, is shown. Use VSEPR theory to predict the molecular geometry and the H-C-H bond angle. Outline your reasoning.

According to VSEPR theory, a molecule with the general formula AX3 will have a ______ molecular shape.

Select the best Lewis structure for P2I4.

What is the molecular shape of NO2- as predicted by the VSEPR theory?

Keys to the Study of Chemistry

The Components of Matter

Stoichiometry of Formulas and Equations

The Major Classes of Chemical Reactions

Gases and the Kinetic-Molecular Theory

Thermochemistry: Energy Flow and Chemical Change

Quantum Theory and Atomic Structure

Electron Configuration and Chemical Periodicity

Models of Chemical Bonding

Theories of Covalent Bonding

Intermolecular Forces: Liquids, Solids, and Phase Changes

The Properties of Mixtures: Solutions and Colloids

Periodic Patterns in the Main Group Elements: Bonding, Structure, and Reactivity

Organic Compounds and the Atomic Properties of Carbon

Kinetics: Rates and Mechanisms of Chemical Reactions

Equilibrium: the Extent of Chemical Reactions

Acid-Base Equilibria

Ionic Equilibria in Aqueous Systems

Thermodynamics: Entropy, Free Energy, and the Direction of Chemical Reactions

Electrochemistry: Chemical Change and Electrical Work

The Elements in Nature and Industry

The Transition Elements and Their Coordination Compounds

Nuclear Reactions and Their Applications

Filters

Draw the Lewis structure of XeF₄. Use this structure, in conjunction with VSEPR theory, to predict the shape of this molecule. Outline your reasoning.

According to VSEPR theory, a molecule with the general formula AX₆ will have a ______ molecular shape.

According to VSEPR theory, a molecule with the general formula AX₄will have a ______ molecular shape.

The Lewis structure of formaldehyde, CH₂O, is shown. Use VSEPR theory to predict the molecular geometry and the H-C-H bond angle. Outline your reasoning.

According to VSEPR theory, a molecule with the general formula AX₃ will have a ______ molecular shape.

Select the best Lewis structure for P₂I₄.

What is the molecular shape of NO₂^- as predicted by the VSEPR theory?