Question 1

Which of these is the most likely identity of element A in the Lewis dot structure?
​

Accepted Answer

A)  Ca 
B)  K 
C)  N 
D)  Cl 
E)  O 
A)  Ca 
B)  K 
C)  N 
D)  Cl 
E)  O

Question 2

Which of these theories is utilized in the prediction of molecular shapes?

Accepted Answer

A)  Dalton's atomic theory 
B)  VSEPR theory 
C)  Bohr's atomic theory 
D)  Lewis theory of bonding 
E)  Einstein's theory of relativity 
A)  Dalton's atomic theory 
B)  VSEPR theory 
C)  Bohr's atomic theory 
D)  Lewis theory of bonding 
E)  Einstein's theory of relativity

Question 3

Identify the element X present in the third row of the periodic table that forms the following compound:
​

Accepted Answer

A)  S 
B)  Cl 
C)  P 
D)  Si 
E)  Al 
A)  S 
B)  Cl 
C)  P 
D)  Si 
E)  Al

Question 4

Which of these is the correct Lewis dot structure for sulfur trioxide?

Accepted Answer

A)    
B)    
C)    
D)    
E)    
A)    
B)    
C)    
D)    
E)

Question 5

Which of these would be expected to have a linear molecular geometry?
​

Accepted Answer

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

Question 6

Which of these elements has the highest electronegativity?

Accepted Answer

A)  Ca 
B)  N 
C)  Se 
D)  P 
E)  O 
A)  Ca 
B)  N 
C)  Se 
D)  P 
E)  O

Question 7

Which of these is the correct Lewis dot structure for carbon monoxide?

Accepted Answer

A)    
B)    
C)    
D)    
E)    
A)    
B)    
C)    
D)    
E)

Question 8

How many valence electrons are present in the Lewis structure of NO  3  −  ?

Accepted Answer

A)  32 
B)  30 
C)  20 
D)  22 
E)  24 
A)  32 
B)  30 
C)  20 
D)  22 
E)  24

Question 9

Which of these is the correct molecular geometry of SO2?

Accepted Answer

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

Question 10

Barium fluoride is often used in glass manufacturing. Which of these is the correct formula and bonding type for barium fluoride?

Accepted Answer

A)  BaF, ionic 
B)  BaF, covalent 
C)  BaF2, ionic 
D)  BaF2, covalent 
E)  Ba2F, ionic 
A)  BaF, ionic 
B)  BaF, covalent 
C)  BaF2, ionic 
D)  BaF2, covalent 
E)  Ba2F, ionic

Question 11

Which of these molecules will have a tetrahedral electron geometry and a tetrahedral molecular geometry?

Accepted Answer

A)  PCl3 
B)  H2O 
C)  C2H2 
D)  CH3Cl 
E)  SO2 
A)  PCl3 
B)  H2O 
C)  C2H2 
D)  CH3Cl 
E)  SO2

Question 12

List the elements Na, K, Al, Cl, and Cs in order of decreasing electronegativity (from greatest to least).

Accepted Answer

A)  Na > Cl > Al > K > Cs 
B)  Cs > Na > K > Cl > Al 
C)  Cl > Na > Al > K > Cs 
D)  Cl > Al > Na > K > Cs 
E)  Na > Cs > K > Al > Cl 
A)  Na > Cl > Al > K > Cs 
B)  Cs > Na > K > Cl > Al 
C)  Cl > Na > Al > K > Cs 
D)  Cl > Al > Na > K > Cs 
E)  Na > Cs > K > Al > Cl

Question 13

Which of these molecules will have a trigonal pyramidal molecular geometry?

Accepted Answer

A)  PCl3 
B)  N2O 
C)  C2H2 
D)  CH3Cl 
E)  SO2 
A)  PCl3 
B)  N2O 
C)  C2H2 
D)  CH3Cl 
E)  SO2

Question 14

Which of these is the correct Lewis dot structure for chlorine?

Accepted Answer

A)    
B)    
C)    
D)    
E)    
A)    
B)    
C)    
D)    
E)

Question 15

Which of these molecules will have a linear electron geometry and a linear molecular geometry?

Accepted Answer

A)  PCl3 
B)  H2O 
C)  CO2 
D)  CH3Cl 
E)  BF3 
A)  PCl3 
B)  H2O 
C)  CO2 
D)  CH3Cl 
E)  BF3

Question 16

Which of these is the correct molecular geometry of PCl3?

Accepted Answer

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

Question 17

Element A has an electronegativity of 0.8, and element B has an electronegativity of 2.0. Which statement best describes the bonding in A3B?

Accepted Answer

A)  The AB bond is largely covalent with a δ− on A. 
B)  The AB bond is largely covalent with a δ + on A. 
C)  The compound is largely ionic with no polar bonds. 
D)  The compound is largely covalent with no polar bonds. 
E)  The question stem lacks sufficient information. 
A)  The AB bond is largely covalent with a δ− on A. 
B)  The AB bond is largely covalent with a δ + on A. 
C)  The compound is largely ionic with no polar bonds. 
D)  The compound is largely covalent with no polar bonds. 
E)  The question stem lacks sufficient information.

Question 18

Which of the following is  the correct molecular geometry of CCl4?

Accepted Answer

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

Question 19

Which of these molecules will have a trigonal planar electron geometry and a bent molecular geometry?

Accepted Answer

A)  PCl3 
B)  H2O 
C)  C2H2 
D)  CH3Cl 
E)  SO2 
A)  PCl3 
B)  H2O 
C)  C2H2 
D)  CH3Cl 
E)  SO2

Which of these is the most likely identity of element A in the Lewis dot structure?

Which of these theories is utilized in the prediction of molecular shapes?

Identify the element X present in the third row of the periodic table that forms the following compound:

Which of these is the correct Lewis dot structure for sulfur trioxide?

Which of these would be expected to have a linear molecular geometry?

Which of these elements has the highest electronegativity?

Which of these is the correct Lewis dot structure for carbon monoxide?

How many valence electrons are present in the Lewis structure of NO ₃⁻ ?

Which of these is the correct molecular geometry of SO₂?

Barium fluoride is often used in glass manufacturing. Which of these is the correct formula and bonding type for barium fluoride?

Which of these molecules will have a tetrahedral electron geometry and a tetrahedral molecular geometry?

List the elements Na, K, Al, Cl, and Cs in order of decreasing electronegativity (from greatest to least).

Which of these molecules will have a trigonal pyramidal molecular geometry?

Which of these is the correct Lewis dot structure for chlorine?

Which of these molecules will have a linear electron geometry and a linear molecular geometry?

Which of these is the correct molecular geometry of PCl₃?

Element A has an electronegativity of 0.8, and element B has an electronegativity of 2.0. Which statement best describes the bonding in A₃B?

Which of the following is the correct molecular geometry of CCl₄?

Which of these molecules will have a trigonal planar electron geometry and a bent molecular geometry?

Molecular Reasons

The Chemists Toolbox

Atoms and Elements

Molecules, Compounds, and Chemical Reactions

Organic Chemistry

Light and Color

Nuclear Chemistry

Energy for Today

Energy for Tomorrow: Solar and Other Renewable Energy Sources

The Air Around Us

The Liquids and Solids Around Us: Especially Water

Acids and Bases: the Molecules Responsible for Sour and Bitter

Oxidation and Reduction

The Chemistry of Household Products

Biochemistry and Biotechnology

Drugs and Medicine: Healing, Helping, and Hurting

The Chemistry of Food

Nanotechnology Online Only

Filters

Exam 5: Chemical Bonding

Which of these is the most likely identity of element A in the Lewis dot structure? ​

Which of these theories is utilized in the prediction of molecular shapes?

Identify the element X present in the third row of the periodic table that forms the following compound: ​

Which of these is the correct Lewis dot structure for sulfur trioxide?

Which of these would be expected to have a linear molecular geometry? ​

Which of these elements has the highest electronegativity?

Which of these is the correct Lewis dot structure for carbon monoxide?

How many valence electrons are present in the Lewis structure of NO 3 − ?

Which of these is the correct molecular geometry of SO2?

Barium fluoride is often used in glass manufacturing. Which of these is the correct formula and bonding type for barium fluoride?

Which of these molecules will have a tetrahedral electron geometry and a tetrahedral molecular geometry?

List the elements Na, K, Al, Cl, and Cs in order of decreasing electronegativity (from greatest to least).

Which of these molecules will have a trigonal pyramidal molecular geometry?

Which of these is the correct Lewis dot structure for chlorine?

Which of these molecules will have a linear electron geometry and a linear molecular geometry?

Which of these is the correct molecular geometry of PCl3?

Element A has an electronegativity of 0.8, and element B has an electronegativity of 2.0. Which statement best describes the bonding in A3B?

Which of the following is the correct molecular geometry of CCl4?

Which of these molecules will have a trigonal planar electron geometry and a bent molecular geometry?

Molecular Reasons

The Chemists Toolbox

Atoms and Elements

Molecules, Compounds, and Chemical Reactions

Organic Chemistry

Light and Color

Nuclear Chemistry

Energy for Today

Energy for Tomorrow: Solar and Other Renewable Energy Sources

The Air Around Us

The Liquids and Solids Around Us: Especially Water

Acids and Bases: the Molecules Responsible for Sour and Bitter

Oxidation and Reduction

The Chemistry of Household Products

Biochemistry and Biotechnology

Drugs and Medicine: Healing, Helping, and Hurting

The Chemistry of Food

Nanotechnology Online Only

Filters

Which of these is the most likely identity of element A in the Lewis dot structure?

Identify the element X present in the third row of the periodic table that forms the following compound:

Which of these would be expected to have a linear molecular geometry?

How many valence electrons are present in the Lewis structure of NO ₃⁻ ?

Which of these is the correct molecular geometry of SO₂?

Which of these is the correct molecular geometry of PCl₃?

Element A has an electronegativity of 0.8, and element B has an electronegativity of 2.0. Which statement best describes the bonding in A₃B?

Which of the following is the correct molecular geometry of CCl₄?