Question 1

Determine the electron geometry (eg) ,molecular geometry (mg) ,and polarity of SO3.

Accepted Answer

A)   eg = tetrahedral, mg = trigonal pyramidal, polar
B)   eg = tetrahedral, mg = tetrahedral, nonpolar
C)   eg = trigonal planar, mg = trigonal planar, nonpolar
D)   eg = trigonal bipyramidal, mg = trigonal planar, polar
E)   eg = trigonal pyramidal, mg = bent, nonpolarF) B) and C)
G) A) and E)

Question 2

Determine the electron geometry (eg) and molecular geometry (mg) of XeF2.

Accepted Answer

A)   eg = trigonal bipyramidal, mg = bent
B)   eg = linear, mg = linear
C)   eg = tetrahedral, mg = linear
D)   eg = trigonal bipyramidal, mg = linear
E)   eg = tetrahedral, mg = bentF) A) and B)
G) A) and C)

Question 3

Which molecule or compound below contains a polar covalent bond?

Accepted Answer

A)   C2H4
B)   MgS
C)   K F
D)   NI3
E)   Ag ClF) A) and B)
G) B) and E)

Question 4

Draw the Lewis structure for CO32⁻.How many equivalent resonance structures can be drawn?

Accepted Answer

A)   6
B)   2
C)   4
D)   3
E)   8F) All of the above
G) A) and E)

Question 5

Place the following in order of increasing X-Se-X bond angle,where X represents the outer atoms in each molecule. SeO2 SeCl6 SeF2

Accepted Answer

A)   SeCl6 2 2
B)   SeF2 2 6
C)   SeF2 6 2
D)   SeO2 2 6
E)   SeCl6 2 2F) All of the above
G) C) and D)

Question 6

Choose the bond below that is the weakest.

Accepted Answer

A)   Na-F
B)   Br-Br
C)   C=N
D)   Li-I
E)   C=OF) D) and E)
G) All of the above

Question 7

Using periodic trends,place the following bonds in order of increasing ionic character. Si-P Si-Cl Si-S

Accepted Answer

A)   Si-P 
B)   Si-P 
C)   Si-S 
D)   Si-Cl 
E)   Si-Cl < Si-S < Si-PF) B) and D)
G) B) and E)

Question 8

Identify the number of bonding pairs and lone pairs of electrons in Br2.

Accepted Answer

A)   6 bonding pair and 1 lone pair
B)   4 bonding pair and 2 lone pairs
C)   1 bonding pairs and 6 lone pairs
D)   2 bonding pairs and 1 lone pair
E)   2 bonding pairs and 3 lone pairsF) A) and D)
G) A) and E)

Question 9

List the most electronegative atom.

Accepted Answer

The answer of List the most electronegative atom....

Question 10

Which molecule or compound below contains an ionic bond?

Accepted Answer

A)   C S2
B)   C2Cl4
C)   Si F4
D)   OCl2
E)   NH4NO3F) None of the above
G) A) and E)

Question 11

Determine the electron geometry (eg) ,molecular geometry(mg) and polarity of XeO3.

Accepted Answer

A)   eg = trigonal planar, mg = trigonal planar, nonpolar
B)   eg = tetrahedral, mg = trigonal pyramidal, polar
C)   eg = trigonal planar, mg = trigonal pyramidal, polar
D)   eg = trigonal bipyramidal, mg = trigonal planar, nonpolar
E)   eg = octahedral, mg = tetrahedral, nonpolarF) A) and E)
G) C) and D)

Question 12

Which compound has the shortest carbon-carbon bond length?

Accepted Answer

A)   CH3CH3
B)   CH2CH2
C)   HCCH
D)   All bond lengths are the same.E) B) and C)
F) A) and D)

Question 13

Determine the molecular geometry about each interior atom in the following structure.Sketch the three-dimensional structure and label the interior atoms with the corresponding molecular geometry.
CH2CHCCCH3

Accepted Answer

The sketch should show all of the approp...

Question 14

Give the number of pairs of valence electrons for B Br3.

Accepted Answer

A)   16
B)   8
C)   14
D)   10
E)   12F) None of the above
G) C) and D)

Question 15

Choose the bond below that is the strongest.

Accepted Answer

A)   C-F
B)   C=O
C)   C-Br
D)   Br-Br
E)   C≡CF) A) and C)
G) C) and D)

Question 16

Choose the best Lewis structure for SeO42⁻.

Accepted Answer

A)   42⁻. 
A)     
B)     
C)     
D)     
E)    " class="answers-bank-image d-inline" rel="preload" >
B)   42⁻. 
A)     
B)     
C)     
D)     
E)    " class="answers-bank-image d-inline" rel="preload" >
C)   42⁻. 
A)     
B)     
C)     
D)     
E)    " class="answers-bank-image d-inline" rel="preload" >
D)   42⁻. 
A)     
B)     
C)     
D)     
E)    " class="answers-bank-image d-inline" rel="preload" >
E)   42⁻. 
A)     
B)     
C)     
D)     
E)    " class="answers-bank-image d-inline" rel="preload" >F) A) and D)
G) B) and E)

Question 17

Draw the best Lewis structure for CH3+1.What is the formal charge on the C?

Accepted Answer

A)   0
B)   1
C)   -1
D)   2E) A) and D)
F) A) and C)

Question 18

Which element can expand its valence shell to accommodate more than eight electrons?

Accepted Answer

A)   C
B)   O
C)   P
D)   HeE) C) and D)
F) A) and B)

Question 19

Define dipole moment.

Accepted Answer

Dipole moment is the measured ...

Question 20

Draw the Lewis structure for CO32- including any valid resonance structures.Which of the following statements is TRUE?

Accepted Answer

A)   The CO32- ion contains one C-O single bond and two C 32- including any valid resonance structures.Which of the following statements is TRUE? 
A)   The CO32- ion contains one C-O single bond and two C   O double bonds. 
B)   The CO32- ion contains two C-O single bonds and one C   O double bond. 
C)   The CO32- ion contains three C-O double bonds. 
D)   The CO32- ion contains two C-O single bonds and one C   O triple bond. 
E)   None of the above are true." class="answers-bank-image d-inline" rel="preload" > O double bonds.
B)   The CO32- ion contains two C-O single bonds and one C 32- including any valid resonance structures.Which of the following statements is TRUE? 
A)   The CO32- ion contains one C-O single bond and two C   O double bonds. 
B)   The CO32- ion contains two C-O single bonds and one C   O double bond. 
C)   The CO32- ion contains three C-O double bonds. 
D)   The CO32- ion contains two C-O single bonds and one C   O triple bond. 
E)   None of the above are true." class="answers-bank-image d-inline" rel="preload" > O double bond.
C)   The CO32- ion contains three C-O double bonds.
D)   The CO32- ion contains two C-O single bonds and one C 32- including any valid resonance structures.Which of the following statements is TRUE? 
A)   The CO32- ion contains one C-O single bond and two C   O double bonds. 
B)   The CO32- ion contains two C-O single bonds and one C   O double bond. 
C)   The CO32- ion contains three C-O double bonds. 
D)   The CO32- ion contains two C-O single bonds and one C   O triple bond. 
E)   None of the above are true." class="answers-bank-image d-inline" rel="preload" > O triple bond.
E)   None of the above are true.F) B) and D)
G) A) and B)

Exam 6: Chemical Bonding I

Determine the electron geometry (eg) ,molecular geometry (mg) ,and polarity of SO3.

Correct AnswerverifiedShow Answer

Determine the molecular geometry about each interior atom in the following structure.Sketch the three-dimensional structure and label the interior atoms with the corresponding molecular geometry. CH2CHCCCH3

Correct AnswerverifiedThe sketch should show all of the approp...View AnswerShow Answer

Which molecule or compound below contains a polar covalent bond?

Correct AnswerverifiedShow Answer

Choose the best Lewis structure for SeO42⁻.

Correct AnswerverifiedShow Answer

Determine the electron geometry (eg) ,molecular geometry(mg) and polarity of XeO3.

Correct AnswerverifiedShow Answer

Draw the Lewis structure for CO32- including any valid resonance structures.Which of the following statements is TRUE?

Correct AnswerverifiedShow Answer

Using periodic trends,place the following bonds in order of increasing ionic character. Si-P Si-Cl Si-S

Correct AnswerverifiedShow Answer

Draw the best Lewis structure for CH3+1.What is the formal charge on the C?

Correct AnswerverifiedShow Answer

Choose the bond below that is the strongest.

Correct AnswerverifiedShow Answer

Place the following in order of increasing X-Se-X bond angle,where X represents the outer atoms in each molecule. SeO2 SeCl6 SeF2

Correct AnswerverifiedShow Answer

Determine the electron geometry (eg) and molecular geometry (mg) of XeF2.

Correct AnswerverifiedShow Answer

Give the number of pairs of valence electrons for B Br3.

Correct AnswerverifiedShow Answer

Define dipole moment.

Correct AnswerverifiedDipole moment is the measured ...View AnswerShow Answer

Which compound has the shortest carbon-carbon bond length?

Correct AnswerverifiedShow Answer

Draw the Lewis structure for CO32⁻.How many equivalent resonance structures can be drawn?

Correct AnswerverifiedShow Answer

Which molecule or compound below contains an ionic bond?

Correct AnswerverifiedShow Answer

Choose the bond below that is the weakest.

Correct AnswerverifiedShow Answer

List the most electronegative atom.

Correct AnswerverifiedShow Answer

Identify the number of bonding pairs and lone pairs of electrons in Br2.

Correct AnswerverifiedShow Answer

Which element can expand its valence shell to accommodate more than eight electrons?

Correct AnswerverifiedShow Answer

Determine the electron geometry (eg) ,molecular geometry (mg) ,and polarity of SO₃.

Correct Answer
verified

Determine the molecular geometry about each interior atom in the following structure.Sketch the three-dimensional structure and label the interior atoms with the corresponding molecular geometry. CH₂CHCCCH₃

Correct Answer
verified
The sketch should show all of the approp...
View Answer

Correct Answer
verified

Choose the best Lewis structure for SeO₄²⁻.

Correct Answer
verified

Determine the electron geometry (eg) ,molecular geometry(mg) and polarity of XeO₃.

Correct Answer
verified

Draw the Lewis structure for CO₃^2- including any valid resonance structures.Which of the following statements is TRUE?

Correct Answer
verified

Correct Answer
verified

Draw the best Lewis structure for CH₃⁺¹.What is the formal charge on the C?

Correct Answer
verified

Correct Answer
verified

Place the following in order of increasing X-Se-X bond angle,where X represents the outer atoms in each molecule. SeO₂ SeCl₆SeF₂

Correct Answer
verified

Determine the electron geometry (eg) and molecular geometry (mg) of XeF₂.

Correct Answer
verified

Give the number of pairs of valence electrons for B Br₃.

Correct Answer
verified

Correct Answer
verified
Dipole moment is the measured ...
View Answer

Correct Answer
verified

Draw the Lewis structure for CO₃²⁻.How many equivalent resonance structures can be drawn?

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Identify the number of bonding pairs and lone pairs of electrons in Br₂.

Correct Answer
verified

Correct Answer
verified