Question 1

Which of the following is the correct formula for chloric acid?

Accepted Answer

A) HCl 
B) HClO 
C) HClO2 
D) HClO3 
E) HClO4

Question 2

Ammonium nitrate (NH4NO3)is often used as a fertilizer.How many resonance structures can be drawn for the nitrate ion,NO3-?

Accepted Answer

A) 0 
B) 1 
C) 2 
D) 3 
E) 4

Question 3

What is the formula for tin(IV)fluoride?

Accepted Answer

A) SnF 
B) SnF2 
C) Sn4F 
D) SnF4 
E) Sn4F4

Question 4

Which of the following statements is false?

Accepted Answer

A) Ionic bonds are typically formed when metal and nonmetal atoms interact. 
B) The attraction between ions is primarily electrostatic. 
C) Larger ions typically form stronger ionic bonds than smaller ions. 
D) Ionic bond strength depends primarily on the radii and charges of the ions. 
E) As ion charge increases,ionic bond strength increases.

Question 5

What is the bond order of the carbon-oxygen bond in COF2?

Accepted Answer

A) 1 
B) 1.5 
C) 2 
D) 2.5 
E) 3.0

Question 6

In which bond does the Cl atom have the highest electron density?

Accepted Answer

A) H - Cl 
B) O - Cl 
C) S - Cl 
D) N - Cl 
E) Br - Cl

Question 7

What is the chemical formula for manganese(IV)oxide?

Accepted Answer

The answer of What is the chemical formula for manganese(IV)oxide?...

Question 8

How many valence electrons does aluminum have?

Accepted Answer

A) 1 
B) 2 
C) 3 
D) 11 
E) 13

Question 9

Which of the following is likely to be the weakest bond?

Accepted Answer

A) C - C 
B) C - N 
C) C - H 
D) C - Cl 
E) C - O

Question 10

Based on electronegativities,which one of the following would have ionic bonds?

Accepted Answer

A) O2 
B) MgCl2 
C) H2O 
D) CF4 
E) SiO2

Question 11

Which of the following oxoacids would you predict not to exist?

Accepted Answer

A) HFO4 
B) HClO4 
C) HBrO4 
D) HIO4 
E) HClO

Question 12

Do the bond vibrations of N₂ and O₂ molecules in the atmosphere result in the absorption and emission of infrared radiation,thereby contributing to the greenhouse effect? Explain why or why not.

Accepted Answer

The answer of Do the bond vibrations of N₂ and...

Question 13

Which molecule has a stretching vibration that is NOT infrared active?

Accepted Answer

A) CO2 
B) OCS 
C) H2O 
D) NH3 
E) HCl

Question 14

In which bond does the H atom have the highest electron density?

Accepted Answer

A) H - Cl 
B) H - Li 
C) H - N 
D) H - O 
E) H - C

Question 15

Radium often is found in uranium ores and can be separated from solutions by precipitation as radium sulfate.What is the formula for radium sulfate?

Accepted Answer

A) RnSO4 
B) RaSO4 
C) Rn2SO3 
D) Ra2SO4 
E) Ra(SO4)2

Question 16

Identify the binary compound that has ionic bonding.

Accepted Answer

A) H2O 
B) NO 
C) LiF 
D) CH4 
E) HCl

Question 17

Trends in electronegativity are primarily a result of __________

Accepted Answer

A) the number of core electrons in an element. 
B) an element's atomic number. 
C) the effective nuclear charge (Zeff)that an outer electron experiences. 
D) the number of valence electrons of an element. 
E) the atomic mass.

Question 18

How many bonding electrons are assigned to the nitrogen atom in the Lewis structure of ammonia (NH3)?

Accepted Answer

A) 3 
B) 6 
C) 5 
D) 8 
E) 4

Question 19

Which of the following atoms can have an expanded octet?

Accepted Answer

A) S 
B) C 
C) N 
D) B 
E) Be

Question 20

How many nonbonding electrons are on the central atom of xenon tetrachloride? (XeCl4)?

Accepted Answer

A) 2 
B) 4 
C) 8 
D) 10 
E) 6

Exam 4: Chemical Bonding-Understanding Climate Change

Which of the following is the correct formula for chloric acid?

Ammonium nitrate (NH₄NO₃) is often used as a fertilizer.How many resonance structures can be drawn for the nitrate ion,NO₃^-?

What is the formula for tin(IV) fluoride?

Which of the following statements is false?

What is the bond order of the carbon-oxygen bond in COF₂?

In which bond does the Cl atom have the highest electron density?

What is the chemical formula for manganese(IV)oxide?

How many valence electrons does aluminum have?

Which of the following is likely to be the weakest bond?

Based on electronegativities,which one of the following would have ionic bonds?

Which of the following oxoacids would you predict not to exist?

Do the bond vibrations of N₂ and O₂ molecules in the atmosphere result in the absorption and emission of infrared radiation,thereby contributing to the greenhouse effect? Explain why or why not.

Which molecule has a stretching vibration that is NOT infrared active?

In which bond does the H atom have the highest electron density?

Radium often is found in uranium ores and can be separated from solutions by precipitation as radium sulfate.What is the formula for radium sulfate?

Identify the binary compound that has ionic bonding.

Trends in electronegativity are primarily a result of __________

How many bonding electrons are assigned to the nitrogen atom in the Lewis structure of ammonia (NH₃) ?

Which of the following atoms can have an expanded octet?

How many nonbonding electrons are on the central atom of xenon tetrachloride? (XeCl₄) ?

Exam 4: Chemical Bonding-Understanding Climate Change

Which of the following is the correct formula for chloric acid?

Ammonium nitrate (NH4NO3) is often used as a fertilizer.How many resonance structures can be drawn for the nitrate ion,NO3-?

What is the formula for tin(IV) fluoride?

Which of the following statements is false?

What is the bond order of the carbon-oxygen bond in COF2?

In which bond does the Cl atom have the highest electron density?

What is the chemical formula for manganese(IV)oxide?

How many valence electrons does aluminum have?

Which of the following is likely to be the weakest bond?

Based on electronegativities,which one of the following would have ionic bonds?

Which of the following oxoacids would you predict not to exist?

Do the bond vibrations of N2 and O2 molecules in the atmosphere result in the absorption and emission of infrared radiation,thereby contributing to the greenhouse effect? Explain why or why not.

Which molecule has a stretching vibration that is NOT infrared active?

In which bond does the H atom have the highest electron density?

Radium often is found in uranium ores and can be separated from solutions by precipitation as radium sulfate.What is the formula for radium sulfate?

Identify the binary compound that has ionic bonding.

Trends in electronegativity are primarily a result of __________

How many bonding electrons are assigned to the nitrogen atom in the Lewis structure of ammonia (NH3) ?

Which of the following atoms can have an expanded octet?

How many nonbonding electrons are on the central atom of xenon tetrachloride? (XeCl4) ?

Ammonium nitrate (NH₄NO₃) is often used as a fertilizer.How many resonance structures can be drawn for the nitrate ion,NO₃^-?

What is the bond order of the carbon-oxygen bond in COF₂?

Do the bond vibrations of N₂ and O₂ molecules in the atmosphere result in the absorption and emission of infrared radiation,thereby contributing to the greenhouse effect? Explain why or why not.

How many bonding electrons are assigned to the nitrogen atom in the Lewis structure of ammonia (NH₃) ?

How many nonbonding electrons are on the central atom of xenon tetrachloride? (XeCl₄) ?