Question 1

Which of these ions has a Lewis symbol of the following form?

Accepted Answer

A) N3- 
B) F+ 
C) C4+ 
D) Ar 
E) O22- 
A) N3- 
B) F+ 
C) C4+ 
D) Ar 
E) O22-

Question 2

What is a lone pair in a Lewis diagram?

Accepted Answer

A) A bonding pair of electrons 
B) A shared pair of electrons 
C) A molecule with only two electrons 
D) An unshared pair of electrons 
E) The electrons that are not counted when determining if the octet of an atom has been satisfied 
A) A bonding pair of electrons 
B) A shared pair of electrons 
C) A molecule with only two electrons 
D) An unshared pair of electrons 
E) The electrons that are not counted when determining if the octet of an atom has been satisfied

Question 3

Arrange the following bonds in order of increasing polarity.

Accepted Answer

A) C-P < C-As < C-S < C-Se 
B) C-Se < C-P < C-As < C-S 
C) C-S < C-As < C-P < C- Se 
D) C-As < C-P < C-Se < C-S 
E) C-S < C-Se < C-P < C-As 
A) C-P < C-As < C-S < C-Se 
B) C-Se < C-P < C-As < C-S 
C) C-S < C-As < C-P < C- Se 
D) C-As < C-P < C-Se < C-S 
E) C-S < C-Se < C-P < C-As

Question 4

Consider the compound represented below.   What is most likely the physical state of this substance at room temperature?

Accepted Answer

A) Liquid 
B) Gas 
C) Solid 
D) Plasma 
A) Liquid 
B) Gas 
C) Solid 
D) Plasma

Question 5

If you were to sketch a particulate-level illustration of the electron-sea model of metallic bonding for calcium,and your sketch showed eight calcium nuclei and their associated electrons,how many "free" electrons should also be in your sketch?

Accepted Answer

A) 2 
B) 4 
C) 8 
D) 16 
E) more than 16 
A) 2 
B) 4 
C) 8 
D) 16 
E) more than 16

Which of these ions has a Lewis symbol of the following form?

What is a lone pair in a Lewis diagram?

Arrange the following bonds in order of increasing polarity.

Consider the compound represented below. What is most likely the physical state of this substance at room temperature?

If you were to sketch a particulate-level illustration of the electron-sea model of metallic bonding for calcium,and your sketch showed eight calcium nuclei and their associated electrons,how many "free" electrons should also be in your sketch?

Matter and Energy

Measurement and Chemical Calculations

Introduction to Gases

Atomic Theory: The Nuclear Model of the Atom

Chemical Nomenclature

Chemical Formula Relationships

Chemical Reactions

Chemical Change

Quantity Relationships in Chemical Reactions

Atomic Theory: The Quantum Model of the Atom

Structure and Shape

The Ideal Gas Law and Its Applications

Gases, Liquids, and Solids

Solutions

Acidbase Proton Transferreactions

Chemical Equilibrium

Oxidationreduction Electron Transferreactions

Nuclear Chemistry

Organic Chemistry

Biochemistry

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Exam 12: Chemical Bonding

Which of these ions has a Lewis symbol of the following form?

What is a lone pair in a Lewis diagram?

Arrange the following bonds in order of increasing polarity.

Consider the compound represented below. What is most likely the physical state of this substance at room temperature?

If you were to sketch a particulate-level illustration of the electron-sea model of metallic bonding for calcium,and your sketch showed eight calcium nuclei and their associated electrons,how many "free" electrons should also be in your sketch?

Matter and Energy

Measurement and Chemical Calculations

Introduction to Gases

Atomic Theory: The Nuclear Model of the Atom

Chemical Nomenclature

Chemical Formula Relationships

Chemical Reactions

Chemical Change

Quantity Relationships in Chemical Reactions

Atomic Theory: The Quantum Model of the Atom

Structure and Shape

The Ideal Gas Law and Its Applications

Gases, Liquids, and Solids

Solutions

Acidbase Proton Transferreactions

Chemical Equilibrium

Oxidationreduction Electron Transferreactions

Nuclear Chemistry

Organic Chemistry

Biochemistry

Filters