Question 1

Which one of these species is an ion?

Accepted Answer

A)  B3+ 
B)  NaCl 
C)  He 
D)  (14
C)  
E)  None of these species is an ion. 
A)  B3+ 
B)  NaCl 
C)  He 
D)  (14
C)  
E)  None of these species is an ion.

Question 2

The elements in Group 7A are called the ________.

Accepted Answer

The answer of The elements in Group 7A are called...

Question 3

There is only one distinct empirical formula for each compound that exists.

Accepted Answer

A) True 
 B)False

Question 4

The scientist who determined the magnitude of the electric charge on the electron was

Accepted Answer

A)  John Dalton. 
B)  Robert Millikan. 
C)  J. J. Thomson. 
D)  Henry Moseley. 
E)  J. Burdge. 
A)  John Dalton. 
B)  Robert Millikan. 
C)  J. J. Thomson. 
D)  Henry Moseley. 
E)  J. Burdge.

Question 5

The alkali metal elements are found in ________ of the periodic table.

Accepted Answer

A)  Group 1A 
B)  Group 2A 
C)  Group 3A 
D)  Period 7 
E)  Period 1 
A)  Group 1A 
B)  Group 2A 
C)  Group 3A 
D)  Period 7 
E)  Period 1

Question 6

What is the electrostatic attraction called that holds oppositely charged ions together in a compound?

Accepted Answer

The answer of What is the electrostatic attraction called that...

Question 7

The elements in Group 2A are called the ________.

Accepted Answer

alkaline e

Question 8

Which one of the following statements about atoms and subatomic particles is correct?

Accepted Answer

A)  Rutherford discovered the atomic nucleus by bombarding gold foil with electrons. 
B)  The proton and the neutron have identical masses. 
C)  The neutron's mass is equal to that of a proton plus an electron. 
D)  A neutral atom contains equal numbers of protons and electrons. 
E)  An atomic nucleus contains equal numbers of protons and neutrons. 
A)  Rutherford discovered the atomic nucleus by bombarding gold foil with electrons. 
B)  The proton and the neutron have identical masses. 
C)  The neutron's mass is equal to that of a proton plus an electron. 
D)  A neutral atom contains equal numbers of protons and electrons. 
E)  An atomic nucleus contains equal numbers of protons and neutrons.

Question 9

The compound, P4S10, is used in the manufacture of safety matches. What is its name?

Accepted Answer

A)  phosphorus sulfide 
B)  phosphoric sulfide 
C)  phosphorus decasulfide 
D)  tetraphosphorus decasulfide 
E)  phosphorus sulfite 
A)  phosphorus sulfide 
B)  phosphoric sulfide 
C)  phosphorus decasulfide 
D)  tetraphosphorus decasulfide 
E)  phosphorus sulfite

Question 10

What is the name of Mn(CO3)2?

Accepted Answer

A)  manganese carbide 
B)  magnesium(IV) carbonate 
C)  manganese(II) carbonate 
D)  magnesium(II) carbonate 
E)  manganese(IV) carbonate 
A)  manganese carbide 
B)  magnesium(IV) carbonate 
C)  manganese(II) carbonate 
D)  magnesium(II) carbonate 
E)  manganese(IV) carbonate

Question 11

What combination of element types will typically result in ionic bonding?

Accepted Answer

A)  two metals 
B)  a nonmetal and a metal 
C)  two nonmetals 
D)  two Group 1A elements 
E)  two noble gases 
A)  two metals 
B)  a nonmetal and a metal 
C)  two nonmetals 
D)  two Group 1A elements 
E)  two noble gases

Question 12

Which of the following is an ionic compound?

Accepted Answer

A)  H2S 
B)  NH3 
C)  I2 
D)  KI 
E)  CCl4 
A)  H2S 
B)  NH3 
C)  I2 
D)  KI 
E)  CCl4

Question 13

In the periodic table, atoms are arranged in order of

Accepted Answer

A)  increasing atomic mass. 
B)  increasing atomic number. 
C)  physical properties. 
D)  periodicity. 
E)  chemical reactivities. 
A)  increasing atomic mass. 
B)  increasing atomic number. 
C)  physical properties. 
D)  periodicity. 
E)  chemical reactivities.

Question 14

Which of the following contains ionic bonding?

Accepted Answer

A)  CO 
B)  SrF2 
C)  Al 
D)  OCl2 
E)  HCl 
A)  CO 
B)  SrF2 
C)  Al 
D)  OCl2 
E)  HCl

Question 15

What is the name of P4Se3?

Accepted Answer

A)  phosphorus selenide 
B)  phosphorus triselenide 
C)  tetraphosphorus selenide 
D)  phosphoric selenide 
E)  tetraphosphorus triselenide 
A)  phosphorus selenide 
B)  phosphorus triselenide 
C)  tetraphosphorus selenide 
D)  phosphoric selenide 
E)  tetraphosphorus triselenide

Question 16

What is the formula for the permanganate ion?

Accepted Answer

A)  MnO2- 
B)  MnO4- 
C)  MgO42- 
D)  Mn2O7- 
E)  MgO22- 
A)  MnO2- 
B)  MnO4- 
C)  MgO42- 
D)  Mn2O7- 
E)  MgO22-

Question 17

The elements in a column of the periodic table are known as

Accepted Answer

A)  metalloids. 
B)  a period. 
C)  noble gases. 
D)  a group. 
E)  nonmetals. 
A)  metalloids. 
B)  a period. 
C)  noble gases. 
D)  a group. 
E)  nonmetals.

Question 18

Which of these pairs of elements would be most likely to form an ionic compound?

Accepted Answer

A)  Cl and I 
B)  Al and K 
C)  Cl and Mg 
D)  C and S 
E)  Al and Mg 
A)  Cl and I 
B)  Al and K 
C)  Cl and Mg 
D)  C and S 
E)  Al and Mg

Question 19

Which of the following substances is a molecule, but not a compound?

Accepted Answer

A)  SO2 
B)  O2 
C)  CS2 
D)  Ar 
E)  CO32-  
A)  SO2 
B)  O2 
C)  CS2 
D)  Ar 
E)  CO32-

Question 20

Diiodine pentaoxide is used as an oxidizing agent that converts carbon monoxide to carbon dioxide. What is its chemical formula?

Accepted Answer

A)  I2O5 
B)  IO5 
C)  2IO5 
D)  I5O2 
E)  (IO5)2 
A)  I2O5 
B)  IO5 
C)  2IO5 
D)  I5O2 
E)  (IO5)2

Exam 2: Atoms, Molecules, and Ions

Which one of these species is an ion?

The elements in Group 7A are called the ________.

There is only one distinct empirical formula for each compound that exists.

The scientist who determined the magnitude of the electric charge on the electron was

The alkali metal elements are found in ________ of the periodic table.

What is the electrostatic attraction called that holds oppositely charged ions together in a compound?

The elements in Group 2A are called the ________.

Which one of the following statements about atoms and subatomic particles is correct?

The compound, P4S10, is used in the manufacture of safety matches. What is its name?

What is the name of Mn(CO3)2?

What combination of element types will typically result in ionic bonding?

Which of the following is an ionic compound?

In the periodic table, atoms are arranged in order of

Which of the following contains ionic bonding?

What is the name of P4Se3?

What is the formula for the permanganate ion?

The elements in a column of the periodic table are known as

Which of these pairs of elements would be most likely to form an ionic compound?

Which of the following substances is a molecule, but not a compound?

Diiodine pentaoxide is used as an oxidizing agent that converts carbon monoxide to carbon dioxide. What is its chemical formula?

Chemistry: the Central Science

Stoichiometry: Ratios of Combination

Reactions in Aqueous Solutions

Thermochemistry

Quantum Theory and the Electronic Structure of Atoms

Electron Configuration and the Periodic Table

Chemical Bonding I: Basic Concepts

Chemical Bonding II: Molecular Geometry and Bonding Theories

Gases

Intermolecular Forces and the Physical Properties of Liquids and Solids

Modern Materials

Physical Properties of Solutions

Chemical Kinetics

Chemical Equilibrium

Acids and Bases

Acid-Base Equilibria and Solubility Equilibria

Entropy, Free Energy, and Equilibrium

Electrochemistry

Nuclear Chemistry

Environmental Chemistry

Coordination Chemistry

Metallurgy and the Chemistry of Metals

Nonmetallic Elements and Their Compounds

Organic Chemistry

Filters

The compound, P₄S₁₀, is used in the manufacture of safety matches. What is its name?

What is the name of Mn(CO₃)₂?

What is the name of P₄Se₃?