Question 1

What is the correct name of Al2(SO4)3?

Accepted Answer

A)  dialuminum trisulfate 
B)  aluminum trisulfate 
C)  aluminum sulfate 
D)  aluminum sulfoxide 
A)  dialuminum trisulfate 
B)  aluminum trisulfate 
C)  aluminum sulfate 
D)  aluminum sulfoxide

Question 2

In what form is fluorine administered when it is used to prevent tooth decay?

Accepted Answer

A)  F- 
B)  F 
C)  F2 
D)  F+ 
A)  F- 
B)  F 
C)  F2 
D)  F+

Question 3

Which Greek letter is used to denote the spatial distribution of charge in a polar bond?

Accepted Answer

A)  alpha, α 
B)  beta, β 
C)  gamma, γ 
D)  delta, δ 
A)  alpha, α 
B)  beta, β 
C)  gamma, γ 
D)  delta, δ

Question 4

A tin compound used for electroplating steel has the formula SnCl2. What is the common name of this compound?

Accepted Answer

A)  stannic chloride 
B)  stannous chloride 
C)  tin chloride 
D)  tin(II) chlorine 
A)  stannic chloride 
B)  stannous chloride 
C)  tin chloride 
D)  tin(II) chlorine

Question 5

Which of the following is true of the individual resonance structures that contribute to a resonance hybrid?

Accepted Answer

A)  Each resonance structure actually exists. 
B)  Each resonance structure is more stable than the resonance hybrid. 
C)  In going from one resonance structure to another, the electrons move from one location to another. 
D)  None of these is true. 
A)  Each resonance structure actually exists. 
B)  Each resonance structure is more stable than the resonance hybrid. 
C)  In going from one resonance structure to another, the electrons move from one location to another. 
D)  None of these is true.

Question 6

The formula of a compound was found to be Fe2O3. What is the common name of this compound?

Accepted Answer

A)  iron oxide 
B)  ferric oxide 
C)  ferrous oxide 
D)  diiron trioxide 
A)  iron oxide 
B)  ferric oxide 
C)  ferrous oxide 
D)  diiron trioxide

Question 7

Which pair of species is most likely to form an ionic bond?

Accepted Answer

A)  two electrically neutral species 
B)  two oppositely charged species 
C)  two negatively charged species 
D)  two positively charged species 
A)  two electrically neutral species 
B)  two oppositely charged species 
C)  two negatively charged species 
D)  two positively charged species

Question 8

Which of the following is the ferrous ion?

Accepted Answer

A)  Fe+ 
B)  Fe2+ 
C)  Fe3+ 
D)  Fe4+ 
A)  Fe+ 
B)  Fe2+ 
C)  Fe3+ 
D)  Fe4+

Question 9

AgCl is a chemical commonly used in photography. What is the correct name of AgCl?

Accepted Answer

A)  monosilver monochloride 
B)  silver chloride 
C)  silver chlorine 
D)  silver monochlorine 
A)  monosilver monochloride 
B)  silver chloride 
C)  silver chlorine 
D)  silver monochlorine

Question 10

Which of the following is false regarding the individual resonance structures that contribute to a resonance hybrid?

Accepted Answer

A)  The resonance structures of each resonance hybrid exist in equilibrium with each other. 
B)  Each resonance structure is less stable than is the resonance hybrid. 
C)  The resonance structures of a resonance hybrid differ only in the position of valence electrons. 
D)  The position of all atomic nuclei is the same in all the resonance structures of a resonance hybrid. 
A)  The resonance structures of each resonance hybrid exist in equilibrium with each other. 
B)  Each resonance structure is less stable than is the resonance hybrid. 
C)  The resonance structures of a resonance hybrid differ only in the position of valence electrons. 
D)  The position of all atomic nuclei is the same in all the resonance structures of a resonance hybrid.

Question 11

What is the name of the species formed when a chlorine atom gains an electron?

Accepted Answer

A)  chlorate 
B)  chloride 
C)  chlorine 
D)  chloride ion 
A)  chlorate 
B)  chloride 
C)  chlorine 
D)  chloride ion

Question 12

What is the common name of Cu2+?

Accepted Answer

A)  copper ion 
B)  cuprate ion 
C)  cupric ion 
D)  cuprous ion 
A)  copper ion 
B)  cuprate ion 
C)  cupric ion 
D)  cuprous ion

Question 13

Which of the following ions has the same electronic configuration as argon?

Accepted Answer

A)  K+ 
B)  Ca2+ 
C)  both K+ and Ca2+ 
D)  neither K+ or Ca2+ 
A)  K+ 
B)  Ca2+ 
C)  both K+ and Ca2+ 
D)  neither K+ or Ca2+

Question 14

What is the valence shell electron configuration of all the noble gases except helium?

Accepted Answer

A)  ns2 
B)  ns2np3 
C)  ns2np6 
D)  np8 
A)  ns2 
B)  ns2np3 
C)  ns2np6 
D)  np8

Question 15

Examine the following image representing the structure of a compound.   What is the most likely type of bonding in this compound?

Accepted Answer

A)  ionic 
B)  nonpolar covalent 
C)  polar covalent 
D)  electropositive 
A)  ionic 
B)  nonpolar covalent 
C)  polar covalent 
D)  electropositive

Question 16

How many electrons are associated with a double bond?

Accepted Answer

A)  1 
B)  2 
C)  4 
D)  6 
A)  1 
B)  2 
C)  4 
D)  6

Question 17

In which of the following cases is a polar covalent bond formed?

Accepted Answer

A)  when an electron is transferred from one atom to another 
B)  when the electrons of a bond are shared equally by the two atoms 
C)  when the electrons of a bond are shared unequally by the two atoms 
D)  when a metallic element forms a bond with a nonmetallic element 
A)  when an electron is transferred from one atom to another 
B)  when the electrons of a bond are shared equally by the two atoms 
C)  when the electrons of a bond are shared unequally by the two atoms 
D)  when a metallic element forms a bond with a nonmetallic element

Question 18

The following represents carbonic acid, an important part of the buffer system in blood.   How many nonbonding electrons are present in this structure?

Accepted Answer

A)  3 
B)  6 
C)  12 
D)  The are no nonbonding electrons. 
A)  3 
B)  6 
C)  12 
D)  The are no nonbonding electrons.

Question 19

When we name a binary covalent compound, which of the following is true?

Accepted Answer

A)  The element that has more atoms in the molecule is named first. 
B)  We name the elements in alphabetical order. 
C)  We name the less electronegative element first. 
D)  We name the more electronegative element first. 
A)  The element that has more atoms in the molecule is named first. 
B)  We name the elements in alphabetical order. 
C)  We name the less electronegative element first. 
D)  We name the more electronegative element first.

Question 20

The "ide" ending is usually, but not always, associated with monatomic anions. Which of the following polyatomic ions has a name that ends in "ide"?

Accepted Answer

A)  C2H3O2- 
B)  HPO42- 
C)  OH- 
D)  SO42- 
A)  C2H3O2- 
B)  HPO42- 
C)  OH- 
D)  SO42-

Exam 3: Chemical Bonds

What is the correct name of Al2(SO4)3?

In what form is fluorine administered when it is used to prevent tooth decay?

Which Greek letter is used to denote the spatial distribution of charge in a polar bond?

A tin compound used for electroplating steel has the formula SnCl2. What is the common name of this compound?

Which of the following is true of the individual resonance structures that contribute to a resonance hybrid?

The formula of a compound was found to be Fe2O3. What is the common name of this compound?

Which pair of species is most likely to form an ionic bond?

Which of the following is the ferrous ion?

AgCl is a chemical commonly used in photography. What is the correct name of AgCl?

Which of the following is false regarding the individual resonance structures that contribute to a resonance hybrid?

What is the name of the species formed when a chlorine atom gains an electron?

What is the common name of Cu2+?

Which of the following ions has the same electronic configuration as argon?

What is the valence shell electron configuration of all the noble gases except helium?

Examine the following image representing the structure of a compound. What is the most likely type of bonding in this compound?

How many electrons are associated with a double bond?

In which of the following cases is a polar covalent bond formed?

The following represents carbonic acid, an important part of the buffer system in blood. How many nonbonding electrons are present in this structure?

When we name a binary covalent compound, which of the following is true?

The "ide" ending is usually, but not always, associated with monatomic anions. Which of the following polyatomic ions has a name that ends in "ide"?

Matter, Energy, and Measurement

Atoms

Chemical Reactions

Gases, Liquids, and Solids

Solutions and Colloids

Reaction Rates and Chemical Equilibrium

Acids and Bases

Nuclear Chemistry

Organic Chemistry

Alkanes

Alkenes, Alkynes, and Aromatic Compounds

Alcohols, Ethers, and Thiols

Chirality: the Handedness of Molecules

Amines

Aldehydes and Ketones

Carboxylic Acids

Carboxylic Anhydrides, Esters, and Amides

Carbohydrates

Lipids

Proteins

Enzymes

Chemical Communications: Neurotransmitters and Hormones

Nucleotides, Nucleic Acids, and Heredity

Gene Expression and Protein Synthesis

Bioenergetics: How the Body Converts Food to Energy

Specific Catabolic Pathways: Carbohydrate, Lipid, and Protein Metabolism

Biosynthetic Pathways

Nutrition

Immunochemistry

Body Fluids

Filters

What is the correct name of Al₂(SO₄)₃?

A tin compound used for electroplating steel has the formula SnCl₂. What is the common name of this compound?

The formula of a compound was found to be Fe₂O₃. What is the common name of this compound?

What is the common name of Cu²⁺?