Chemistry: The Molecular Science 2nd edition

Textbook Cover

John W. Moore, Conrad L. Stanitski, and Peter C. Jurs
Publisher: Cengage Learning


Access is contingent on use of this textbook in the instructor's classroom.

Academic Term Homework
Higher Education Single Term $29.95
High School $10.50

Online price per student per course or lab, bookstore price varies. Access cards can be packaged with most any textbook, please see your textbook rep or contact WebAssign

  • Chapter 1: The Nature of Chemistry (85)
    • 1.1: Why Care about Chemistry?
    • 1.2 Molecular Medicine
    • 1.3 How Science is Done
    • 1.4 Identifying Matter: Physical Properties
    • 1.5 Chemical Changes and Chemical Properties
    • 1.6 Classifying Matter: Substances and Mixtures
    • 1.7 Classifying Matter: Elements and Compounds
    • 1.8 Nanoscale Theories and Models
    • 1.9 The Atomic Theory
    • 1.10 The Chemical Elements
    • 1.11 Communicating Chemistry: Symbolism
    • 1.12 Modern Chemical Sciences

  • Chapter 2: Atoms and Elements (91)
    • 2.1 Atomic Structure and Subatomic Particles
    • 2.2 The Nuclear Atom
    • 2.3 The Sizes of Atoms and the Units Used to Represent Them
    • 2.4 Uncertainty and Significant Figures
    • 2.5 Atomic Numbers and Mass Numbers
    • 2.6 Isotopes and Atomic Weight
    • 2.7 Amounts of Substances: The Mole
    • 2.8 Molar Mass and Problem Solving
    • 2.9 The Periodic Table

  • Chapter 3: Chemical Compounds (25)
    • 3.1 Molecular Compounds
    • 3.2 Naming Binary Inorganic Compounds
    • 3.3 Hydrocarbons
    • 3.4 Alkanes and Their Isomers
    • 3.5 Ions and Ionic Compounds
    • 3.6 Naming Ions and Ionic Compounds
    • 3.7 Properties of Ionic Compounds
    • 3.8 Moles of Compounds
    • 3.9 Percent Composition
    • 3.10 Determining Empirical Formula and Molecular Formulas
    • 3.11 The Biological Periodic Table
    • 3.12 Biomolecules: Carbohydrates and Fats

  • Chapter 4: Quantities of Reactants and Products (90)
    • 4.1 Chemical Equations
    • 4.2 Patterns of Chemical Reactions
    • 4.3 Balancing Chemical Equations
    • 4.4: The Mole and Chemical Reactions: The Macro-Nano Connection
    • 4.5 Reactions with One Reactant in Limited Supply
    • 4.6 Evaluating the Success of a Synthesis: Percent Yield
    • 4.7 Percent Composition and Empirical Formulas

  • Chapter 5: Chemical Reactions (99)
    • 5.1 Exchange Reactions: Precipitation and Net Ionic Equations
    • 5.2 Acids, Bases, and Acid-Base Exchange Reactions
    • 5.3 Oxidation-Reduction Reactions
    • 5.4 Oxidation Numbers and Redox Reactions
    • 5.5 Displacement Reactions, Redox, and the Activity Series
    • 5.6 Solution Concentration
    • 5.7 Molarity and Reactions in Aqueous Solutions
    • 5.8 Aqueous Solution Titrations

  • Chapter 6: Energy and Chemical Reactions (106)
    • 6.1 The Nature of Energy
    • 6.2 Conservation of Energy
    • 6.3 Heat Capacity
    • 6.4 Energy and Enthalpy
    • 6.5 Thermochemical Equations
    • 6.6 Enthalpy Changes for Chemical Reactions
    • 6.7 Where Does the Energy Come From?
    • 6.8 Measuring the Enthalpy Changes: Calorimetry
    • 6.9 Hess's Law
    • 6.10 Standard Molar Enthalpies of Formation
    • 6.11 Chemical Fuels for Home and Industry
    • 6.12 Foods: Fuels for Our Bodies

  • Chapter 7: Electron Configurations and the Periodic Table (24)
    • 7.1 Electromagnetic Radiation and Matter
    • 7.2 Planck's Quantum Theory
    • 7.3 The Bohr Model of the Hydrogen Atom
    • 7.4 Beyond the Bohr Model: The Quantum Mechanical Model of the Atom
    • 7.5 Quantum Numbers, Energy Levels, and Orbitals
    • 7.6 Atom Electron Configurations
    • 7.7 Ion Electron Configurations
    • 7.8 Periodic Trends: Atomic Radii
    • 7.9 Periodic Trends: Ionic Radii
    • 7.10 Periodic Trends: Ionization Energies
    • 7.11 Periodic Trends: Electron Affinities
    • 7.12 Ion Formation and Ionic Compounds
    • 7.13 Energy Considerations in Ionic Compound Formation

  • Chapter 8: Covalent Bonding (79)
    • 8.1 Covalent Bonding
    • 8.2 Single Covalent Bonds and Lewis Structures
    • 8.3 Single Covalent Bonds in Hydrocarbons
    • 8.4 Multiple Covalent Bonds
    • 8.5 Multiple Covalent Bonds in Hydrocarbons
    • 8.6 Bond Properties: Bond Length and Bond Energy
    • 8.7 Bond Properties: Bond Polarity and Electronegativity
    • 8.8 Formal Charge
    • 8.9 Lewis Structures and Resonance
    • 8.10 Exceptions to the Octet Rule
    • 8.11 Aromatic Compounds
    • 8.12 Molecular Orbital Theory

  • Chapter 9: Molecular Structures (17)
    • 9.1 Using Molecular Models
    • 9.2 Predicting Molecular Shapes: VSEPR
    • 9.3 Orbitals Consistent with Molecular Shapes: Hybridization
    • 9.4 Hybridization in Molecules with Multiple Bonds
    • 9.5 Molecular Polarity
    • 9.6 Noncovalent Interactions and Forces Between Molecules
    • 9.7 Biomolecules: DNA and the Important of Molecular Structure
    • 9.8 Chiral Molecules

  • Chapter 10: Gases and the Atmosphere (20)
    • 10.1 The Atmosphere
    • 10.2 Properties of Gases
    • 10.3 Kinetic-Molecular Theory
    • 10.4 The Behavior of Ideal Gases
    • 10.5 The Ideal Gas Law
    • 10.6 Quantities of Gases in Chemical Reactions
    • 10.7 Gas Density and Molar Masses
    • 10.8 Gas Mixtures and Partial Pressures
    • 10.9 The Behavior of Real Gases
    • 10.10 Chemical Reactions in the Atmosphere
    • 10.11 Ozone and Stratospheric Ozone Depletion
    • 10.12 Chemistry and Pollution in the Troposphere

  • Chapter 11: Liquids, Solids, and Materials (20)
    • 11.1 The Liquid State
    • 11.2 Vapor Pressure
    • 11.3 Phase Changes: Solids, Liquids, and Gases
    • 11.4 Water: An Important Liquid with Unusual Properties
    • 11.5 Types of Solids
    • 11.6 Crystalline Solids
    • 11.7 Network Solids
    • 11.8 Materials Science
    • 11.9 Metals, Semiconductors, and Insulators
    • 11.10 Silicon and the Chip
    • 11.11 Cement, Ceramics, and Glass

  • Chapter 12: Fuels, Organic Chemicals, and Polymers (20)
    • 12.1: Petroleum
    • 12.2 Natural Gas and Coal
    • 12.3 Energy Conversions
    • 12.4 Atmospheric Carbon Dioxide, the Greenhouse Effect, and Global Warming
    • 12.5 Organic Chemicals
    • 12.6 Alcohols and Their Oxidation Products
    • 12.7 Carboxylic Acids and Esters
    • 12.8 Synthetic Organic Polymers
    • 12.9 Biopolymers: Proteins and Polysaccharides

  • Chapter 13: Chemical Kinetics: Rates of Reactions (20)
    • 13.1 Reaction Rate
    • 13.2 Effect of Concentration on Reaction Rate
    • 13.3 Rate Law and Order of Reaction
    • 13.4 A Nanoscale View: Elementary Reactions
    • 13.5 Temperature and Reaction Rate: The Arrhenius Equation
    • 13.6 Rate Laws for Elementary Reactions
    • 13.7 Reaction Mechanisms
    • 13.8 Catalysts and Reaction Rate
    • 13.9 Enzymes: Biological Catalysts
    • 13.10 Catalysis in Industry

  • Chapter 14: Chemical Equilibrium (17)
    • 14.1 Characteristics of Chemical Equilibrium
    • 14.2 The Equilibrium Constant
    • 14.3 Determining Equilibrium Constants
    • 14.4 The Meaning of the Equilibrium Constant
    • 14.5 Using Equilibrium Constants
    • 14.6 Shifting a Chemical Equilibrium: Le Chatelier's Principle
    • 14.7 Equilibrium at the Nanoscale
    • 14.8 Controlling Chemical Reactions: The Haber-Bosch Process

  • Chapter 15: The Chemistry of Solutes and Solutions (25)
    • 15.1 Solubility and Intermolecular Forces
    • 15.2 Enthalpy, Entropy, and Dissolving Solutes
    • 15.3 Solubility and Equilibrium
    • 15.4 Temperature and Solubility
    • 15.5 Pressure and Dissolving Gases In Liquids: Henry's Law
    • 15.6 Solution Concentration: Keeping Track of Units
    • 15.7 Vapor Pressures, Boiling Points, and Freezing Points of Solutions
    • 15.8 Osmotic Pressure of Solutions
    • 15.9 Colloids
    • 15.10 Surfactants
    • 15.11 Water: Natural, Clean, and Otherwise

  • Chapter 16: Acids and Bases (20)
    • 16.1 The Bronsted Lowry Concept of Acids and Bases
    • 16.2 Carboxylic Acids and Amines
    • 16.3 The Autoionization of Water
    • 16.4 The pH Scale
    • 16.5 Ionization Constants of Acids and Bases
    • 16.6 Molecular Structure and Acid Strength
    • 16.7 Problem Solving Using Ka and Kb
    • 16.8 Acid-Base Reactions of Salts
    • 16.9 Lewis Acids and Bases
    • 16.10 Practical Acid-Base Chemistry

  • Chapter 17: Additional Aqueous Equilibria (20)
    • 17.1 Buffer Solutions
    • 17.2 Acid-Base Titrations
    • 17.3 Acid Rain
    • 17.4 Solubility Equilibria and the Solubility Product Constant Ksp
    • 17.5 Factors Effecting Solubility
    • 17.6 Precipitation: Will It Occur?

  • Chapter 18: Thermodynamics: Directionality of Chemical Reactions (20)
    • 18.1: Reactant-Favored and Product-Favored Processes
    • 18.2 Chemical Reactions and Dispersal of Energy
    • 18.3 Measuring Dispersal of Energy: Entropy
    • 18.4 Calculating Entropy Changes
    • 18.5 Entropy and the Second Law of Thermodynamics
    • 18.6 Gibbs Free Energy
    • 18.7 Gibbs Free Energy Changes and Equilibrium Constants
    • 18.8 Gibbs Free Energy, Maximum Work, and Energy Resources
    • 18.9 Gibbs Free Energy and Biological Systems
    • 18.10 Conservation of Gibbs Free Energy
    • 18.11 Thermodynamic and Kinetic Stability

  • Chapter 19: Electrochemistry and its Applications (19)
    • 19.1 Redox Reactions
    • 19.2 Using Half-Reactions to Understand Redox Reactions
    • 19.3 Electrochemical Cells
    • 19.4 Electrochemical Cells and Voltage
    • 19.5 Using Standard Cell Potentials
    • 19.6 E and Gibbs Free Energy
    • 19.7 Effect of Concentration on Cell Potential
    • 19.8 Neuron Cells
    • 19.9 Common Batteries
    • 19.10 Fuel Cells
    • 19.11 Electrolysis-Forcing Reactant-Favored Reactions to Occur
    • 19.12 Counting Electrons
    • 19.13 Corrosion-Product Favored Reactions

  • Chapter 20: Nuclear Chemistry (20)
    • 20.1 The Nature of Radioactivity
    • 20.2 Nuclear Reactions
    • 20.3 Stability of Atomic Nuclei
    • 20.4 Rates of Disintegration Reactions
    • 20.5 Artificial Transmutations
    • 20.6 Nuclear Fission
    • 20.7 Nuclear Fusion
    • 20.8 Nuclear Radiation: Effects and Units
    • 20.9 Applications of Radioactivity

  • Chapter 21: The Chemistry of the Main Group Elements (20)
    • 21.1 Formation of the Elements
    • 21.2 Terrestrial Elements
    • 21.3 Some Main Group Elements Extracted by Physical Methods: Nitrogen, Oxygen, and Sulfur
    • 21.4 Some Main Group Elements Extracted by Electrolysis: Sodium, Chlorine, Magnesium, and Aluminum
    • 21.5 Some Main Group Elements Extracted by Chemical Oxidation-Reduction: Phosphorus, Bromine, and Iodine
    • 21.6 A Periodic Perspective: The Main Group Elements

  • Chapter 22: Chemistry of Selected Transition Elements and Coordination Compounds (20)
    • 22.1 Properties of the Transition Elements
    • 22.2 Iron and Steel: The Use of Pyrometallury
    • 22.3 Copper: A Coinage Metal
    • 22.4 Silver and Gold: The Other Coinage Metals
    • 22.5 Chromium
    • 22.6 Coordinate Covalent Bonds: Complex Ions and Coordination Compounds
    • 22.7 Crystal-Field Theory: Color and Magnetism in Coordination Compounds

Questions Available within WebAssign

Most questions from this textbook are available in WebAssign. The online questions are identical to the textbook questions except for minor wording changes necessary for Web use. Whenever possible, variables, numbers, or words have been randomized so that each student receives a unique version of the question. This list is updated nightly.

Question Group Key
Q - End of Chapter Question
XQ - Extra Question


Question Availability Color Key
BLACK questions are available now
GRAY questions are under development


Group Quantity Questions
Chapter 1: The Nature of Chemistry
1.Q 74 001 002 003 004 005 006 007 008 012 013 014 015 016 017 018 019 020 021 022 023 024 025 027 028 029 030 031 032 033 034 035 036 037 038 039 040 041 042 043 045 046 047 048 051 052 053 054 055 057 058 059 060 061 062 063 064 065 066 067 068 070 071 072 073 074 075 076 077 078 087 088 089 090 091
1.XQ 11 001 002 003 004 005 006 007 008 009 010 011
Chapter 2: Atoms and Elements
2.Q 83 001 002 003 004 005 006 008 009 010 012 013 016 017 026 027 028 029 030 031 033 034 035 036 037 038 041 042 043 044 045 046 047 048 049 056 058 059 060 061 062 063 064 065 066 067 068 069 070 071 072 073 074 075 076 077 078 079 080 081 082 083 084 085 088 090 091 093 094 095 096 097 098 099 100 101 102 103 104 105 106 107 109 110
2.XQ 8 001 002 003 004 005 006 007 008
Chapter 3: Chemical Compounds
3.Q 22 006 008 012 027 034 038 051 052 055 060 063 065 068 072 081 089 091 096 102 110 115 120
3.XQ 3 001 002 003
Chapter 4: Quantities of Reactants and Products
4.Q 85 001 002 003 004 005 007 008 009 010 012 014 015 016 017 018 019 020 021 022 023 024 025 026 027 028 029 030 031 032 033 034 035 036 037 038 039 040 041 042 043 044 045 046 047 048 049 050 051 052 053 056 057 058 059 060 061 062 064 065 066 067 068 069 072 073 074 075 076 077 078 079 080 081 083 084 085 086 087 088 089 090 091 092 094 095
4.XQ 5 001 002 003 004 005
Chapter 5: Chemical Reactions
5.Q 95 002 003 004 005 006 007 008 009 010 011 013 014 016 017 018 021 022 024 025 026 027 028 029 030 031 032 033 034 035 036 037 038 039 040 044 045 046 047 048 049 050 054 055 057 058 059 060 061 062 063 064 065 066 067 068 069 070 071 072 073 074 075 076 077 078 080 081 082 083 084 085 086 087 088 089 090 091 092 093 094 095 096 097 098 099 100 101 102 103 104 105 106 107 108 109
5.XQ 4 038 079 080 091
Chapter 6: Energy and Chemical Reactions
6.Q 102 001 002 003 004 005 006 007 008 009 010 011 012 013 014 015 016 019 020 021 022 023 024 025 026 027 028 029 030 031 032 033 035 036 037 038 039 041 042 043 044 045 046 047 048 049 050 051 052 053 054 055 057 058 059 060 063 064 065 066 067 068 069 070 071 072 073 074 075 076 078 079 080 081 082 083 084 085 086 087 088 092 093 094 095 096 097 099 100 101 105 107 109 111 112 124 125 127 128 129 130 131 132
6.XQ 4 006 007 098 105
Chapter 7: Electron Configurations and the Periodic Table
7.Q 22 001 014 018 019 029 034 038 047 054 055 064 070 085 088 092 096 100 107 112 119 134 141
7.XQ 2 014 021
Chapter 8: Covalent Bonding
8.Q 77 001 002 003 004 005 006 007 008 009 010 011 012 013 014 015 016 017 018 023 024 025 026 027 028 029 030 034 036 037 038 039 040 041 042 043 044 045 046 047 048 049 050 051 052 055 060 061 062 064 067 068 069 070 071 072 073 074 078 080 081 082 083 084 085 086 087 089 090 091 092 093 094 095 096 097 098 099
8.XQ 2 004 014
Chapter 9: Molecular Structures
9.Q 12 001 003 016 018 022 024 027 035 045 046 053 055
9.XQ 5 009 030 032 036 045
Chapter 10: Gases and the Atmosphere
10.Q 20 007 014 016 020 026 030 034 039 045 048 052 056 059 067 068 071 074 086 091 100
Chapter 11: Liquids, Solids, and Materials
11.Q 19 004 009 010 015 021 027 037 041 049 053 057 067 076 080 085 087 092 094 096
11.XQ 1 085
Chapter 12: Fuels, Organic Chemicals, and Polymers
12.Q 20 004 007 009 015 021 023 029 040 043 045 050 062 066 076 079 084 090 091 093 101
Chapter 13: Chemical Kinetics: Rates of Reactions
13.Q 18 003 009 015 017 022 027 031 040 046 055 064 070 076 078 087 090 098 109
13.XQ 2 007 095
Chapter 14: Chemical Equilibrium
14.Q 15 004 009 010 012 017 018 021 032 036 039 044 046 068 072 079
14.XQ 2 067 080
Chapter 15: The Chemistry of Solutes and Solutions
15.Q 23 001 008 014 017 019 022 023 027 033 037 053 059 069 070 073 076 078 081 085 089 096 101 103
15.XQ 2 041 043
Chapter 16: Acids and Bases
16.Q 19 005 011 017 020 025 030 033 038 040 053 056 066 070 083 086 093 097 105 115
16.XQ 1 072
Chapter 17: Additional Aqueous Equilibria
17.Q 18 001 016 017 028 033 034 047 050 056 064 066 072 077 081 086 090 092 094
17.XQ 2 059 065
Chapter 18: Thermodynamics: Directionality of Chemical Reactions
18.Q 20 006 014 017 022 029 034 036 047 052 055 063 069 073 077 083 087 090 111 118 121
Chapter 19: Electrochemistry and its Applications
19.Q 19 001 002 003 004 007 017 023 025 026 027 037 043 049 053 059 063 076 080 083
Chapter 20: Nuclear Chemistry
20.Q 20 001 003 007 011 013 018 020 027 029 032 037 041 045 047 053 057 059 061 065 067
Chapter 21: The Chemistry of the Main Group Elements
21.Q 19 001 002 003 004 005 006 008 010 013 016 018 021 025 028 031 035 038 044 046
21.XQ 1 048
Chapter 22: Chemistry of Selected Transition Elements and Coordination Compounds
22.Q 20 002 003 008 013 016 017 019 027 030 036 037 039 042 045 063 067 069 071 076 081
Total 877