i s e nteractive tudent dition AUTHORS Thandi Buthelezi • Laurel Dingrando • Nicholas Hainen Cheryl Wistrom • Dinah Zike About the Photo: Some chemicals produce flames of distinctive colors when burned. Sodium produces an orange flame, strontium produces a red flame, and boron produces a bright green flame. To view a video demo of a flame test, visit glencoe.com. Copyright © 2008 The McGraw-Hill Companies, Inc. All rights reserved. Except as permitted under the United States Copyright Act, no part of this publication may be reproduced or distributed in any form or by any means, or stored in a database retrieval system, without prior written permission of the publisher. Send all inquires to: Glencoe/McGraw-Hill 8787 Orion Place Columbus, OH 43240-4027 ISBN-13: 978-0-07-874637-6 ISBN-10: 0-07-874637-X Printed in the United States of America 1 2 3 4 5 6 7 8 9 10 027/055 11 10 09 08 07 Student Guide Reading for Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .xviii Scavenger Hunt. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .xxi Chapters 1 Introduction to Chemistry . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 2 Analyzing Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30 3 Matter—Properties and Changes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68 4 The Structure of the Atom . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100 5 Electrons in Atoms. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 134 6 The Periodic Table and Periodic Law . . . . . . . . . . . . . . . . . . . . . . . . . . . 172 7 Ionic Compounds and Metals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 204 8 Covalent Bonding . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 238 9 Chemical Reactions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 280 10 The Mole . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 318 11 Stoichiometry. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 366 12 States of Matter. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 400 13 Gases. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 440 14 Mixtures and Solutions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 474 15 Energy and Chemical Change . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 514 16 Reaction Rates. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 558 17 Chemical Equilibrium. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 592 18 Acids and Bases. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 632 19 Redox Reactions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 678 20 Electrochemistry . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 706 21 Hydrocarbons. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 742 22 Substituted Hydrocarbons and Their Reactions . . . . . . . . . . . . . . . . . . . 784 23 The Chemistry of Life. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 824 24 Nuclear Chemistry. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 858 Student Resources. . . . . . . . . . . . . . . . . . . . . . . . . . .900 Elements Handbook . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 901 Math Handbook . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 946 Reference Tables. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 968 Supplemental Practice Problems. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 976 Solutions to Selected Practice Problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . 992 Glossary/Glosario . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1005 Index. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1031 Credits. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1051 Contents in Brief iii Thandi Buthelezi is Associate Professor of Chemistry at Western Kentucky University, Bowling Green, KY. She earned her BA in Chemistry from Williams College, Williamstown, MA, and PhD in Experimental Physical Chemistry from the University of Florida, Gainesville, FL. Dr. Buthelezi has taught Chemistry at the undergraduate and graduate (master’s) level for seven years. She is the co-founder and co-director of the Girls in Science Outreach Program at WKU. She is a member of the American Chemical Society, the American Association for the Advancement of Science, and Sigma Xi. She has co-authored over two dozen research papers published in peer-reviewed journals. Laurel Dingrando is currently serving as the Secondary Science Coordinator for the Garland Independent School District. Mrs. Dingrando has a BS in Micro- biology with a minor in Chemistry from Texas Tech University and an MAT in Science from University of Texas at Dallas. She taught Chemistry for 25 years in the Garland Independent School District. She is a member of the American Chemical Society, National Science Teachers Association, Science Teachers Association of Texas, Texas Science Educators Leadership Association, and T3 (Teachers Teaching with Technology). Nicholas Hainen taught chemistry, AP chemistry, and physics in the Worthington City Schools, Worthington, Ohio, for 31 years. Mr. Hainen holds BS and MA degrees in Science Education from The Ohio State University, majoring in chemistry and physics. His honors and awards include: American Chemical Society Outstanding Educator in Chemical Sciences; The Ohio State University Honor Roll of Outstanding High School Teachers; Ashland Oil Company Golden Apple Award; and Who’s Who Among America’s Teachers. Mr. Hainen is a member of the American Chemical Society and the ACS Division of Chemical Education. Cheryl Wistrom is an associate professor of chemistry at Saint Joseph’s College in Rensselaer, Indiana where she has been honored with both the Science Division and college faculty teaching awards. She has taught chemistry, biology, and science education courses at the college level since 1990 and is also a licensed pharmacist. She earned her BS degree in biochemistry at Northern Michigan University, a BS in pharmacy at Purdue University, and her MS and PhD in biological chemistry at the University of Michigan. Dr. Wistrom is a member of the Indiana Academy of Science, the National Science Teachers Association, and the American Society of Health-System Pharmacists. Dinah Zike is an international curriculum consultant and inventor who has developed educational products and three-dimensional, interactive graphic organiz- ers for over 30 years. As president and founder of Dinah-Might Adventures, L.P., Dinah is the author of over 100 award-winning educational publications, including The Big Book of Science. Ms. Zike has a BS and an MS in educational curriculum and instruction from Texas A & M University. Dinah Zike’s Foldables are an exclu- sive feature of McGraw-Hill textbooks. iv About the Authors Teacher Advisory Board The Teacher Advisory Board gave the authors, editorial staff, and design team feedback on the content and design in the Student Edition. We thank these teachers for their hard work and creative suggestions. Ann Cooper Susan Godez Christine Lewis Sandra Petrie-Forgey Science Teacher Chemistry/Physics Teacher Science Teacher National Board Certified United Local Schools Grandview Heights High Martins Ferry High School Science Teacher Hanoverton, OH School Martins Ferry, OH Gallia Academy High School Columbus, OH Gallipolis, OH David L. French Jennifer L. Most Chemistry Teacher Judith Johnston Chemistry Teacher, Jason J. Zaros Milford High School Science Teacher, Department Science Department Chair Chemistry/Physics Teacher Milford, OH Chair West Holmes High School Waterford High School Wilmington High School Millersburg, OH Waterford, OH Richard Glink Wilmington, OH Chemistry/Physics Teacher Indian Lake High School Lewistown, OH Reviewers Each teacher reviewed selected chapters of Chemistry: Matter and Change and provided feedback and suggestions for improving the effectiveness of the instruction. Bridget B. Adkins Betsy Hamrick Phil Lampe Leon Olivier Ravenwood High School Crest High School Upper Arlington High School Union Grove High School Brentwood, TN Shelby, NC Columbus, OH McDonough, GA. Deborah Bennett Treva Jeffries Les McSparrin Dan Reid Canoga Park High School Scott High School Sharpsville Area High School Central High School Canoga Park, CA Toledo, OH Sharpsville, PA Champaign, IL James Breaux Dr. Aruna Kailasa Delores Miller Jay Wilder Stratford High School Benjamin E. Mays High Alden High School Franklin County High School Goose Creek, SC School Alden, NY Frankfort, KY Atlanta, GA Bob Callender Warren Mott High School Warren, MI Teacher Advisory Board and Reviewers v Content Consultants Content consultants each reviewed selected chapters of Chemistry: Matter and Change for content accuracy and clarity. Alton J. Banks, PhD Michael O. Hurst, Sr., PhD Kristen Kulinowski, PhD Maria Pacheco, PhD Professor of Chemistry Associate Professor of Faculty Fellow, Department Associate Professor of North Carolina State Chemistry of Chemistry Chemistry University Georgia Southern University Rice University Buffalo State College Raleigh, NC Statesboro, GA Houston, TX Buffalo, NY Howard Drossman, PhD Professor of Chemistry and Environmental Science Colorado College Colorado Springs, CO Safety Consultant The Safety Consultant reviewed labs and lab materials for safety and implementation. Kenneth R. Roy, PhD Director of Environmental Health and Safety Glastonbury Public Schools Glastonbury, CT Contributing Writers Contributing writers helped develop chapter elements, features, labs, and handbooks. Peter Carpico Stephen Whitt Louisville, OH Columbus, OH Jennifer Gonya Jenipher Willoughby Galena, OH Forest, VA Cindy Klevickis Margaret K. Zorn Elkton, VA Yorktown, VA vi Consultants and Contributing Writers Your book is divided into chapters that are organized Student Guide around Themes, Big Ideas, and Main Ideas of chemistry. Reading for Information . . . . . . . . . . xviii Scavenger Hunt. . . . . . . . . . . . . . . . . . . .xxi THEMES are overarching concepts used throughout the entire book that help you tie what you learn together. They help you see the connec- tions among major ideas and concepts. Chapter 1 Introduction to Chemistry. . . . . . . . . . . . 2 BIG Idea appear in each chapter and help you 1.1 A Story of Two Substances. . . . . . . . . . . . . . . . . . . . .4 focus on topics within the themes. The Big Ideas 1.2 Chemistry and Matter . . . . . . . . . . . . . . . . . . . . . . . .9 are broken down even further into Main Ideas. 1.3 Scientific Methods. . . . . . . . . . . . . . . . . . . . . . . . . .12 1.4 Scientific Research. . . . . . . . . . . . . . . . . . . . . . . . . .17 MAIN Idea draw you into more specific details about chemistry. All the Main Ideas of a chapter Chapter 2 add up to the chapter’s Big Idea. Analyzing Data . . . . . . . . . . . . . . . . . . . . 30 2.1 Units and Measurements. . . . . . . . . . . . . . . . . . . . .32 2.2 Scientific Notation and Dimensional Analysis . . . . .40 2.3 Uncertainty in Data. . . . . . . . . . . . . . . . . . . . . . . . .47 2.4 Representing Data. . . . . . . . . . . . . . . . . . . . . . . . . .55 THEMES Chapter 3 Matter Matter—Properties and Changes. . . . . 68 Physical and Chemical Changes 3.1 Properties of Matter . . . . . . . . . . . . . . . . . . . . . . . .70 Bonding 3.2 Changes in Matter. . . . . . . . . . . . . . . . . . . . . . . . . .76 Energy 3.3 Mixtures of Matter . . . . . . . . . . . . . . . . . . . . . . . . .80 Equilibrium 3.4 Elements and Compounds. . . . . . . . . . . . . . . . . . . .84 Chapter 4 The Structure of the Atom. . . . . . . . . . 100 4.1 Early Ideas About Matter. . . . . . . . . . . . . . . . . . . .102 4.2 Defining the Atom. . . . . . . . . . . . . . . . . . . . . . . . .106 BIG Idea 4.3 How Atoms Differ . . . . . . . . . . . . . . . . . . . . . . . . .115 One per chapter 4.4 Unstable Nuclei and Radioactive Decay . . . . . . . .122 Chapter 5 Electrons in Atoms . . . . . . . . . . . . . . . . 134 5.1 Light and Quantized Energy . . . . . . . . . . . . . . . . .136 5.2 Quantum Theory and the Atom . . . . . . . . . . . . . . .146 5.3 Electron Configuration. . . . . . . . . . . . . . . . . . . . . .156 MAIN Idea Chapter 6 One per section The Periodic Table and Periodic Law. . 172 6.1 Development of the Modern Periodic Table. . . . . .174 6.2 Classification of the Elements . . . . . . . . . . . . . . . .182 6.3 Periodic Trends. . . . . . . . . . . . . . . . . . . . . . . . . . . .187 Table of Contents vii Contents Chapter 7 Chapter 13 Ionic Compounds and Metals . . . . . . . 204 Gases . . . . . . . . . . . . . . . . . . . . . . . . . . . 440 7.1 Ion Formation . . . . . . . . . . . . . . . . . . . . . . . . . . . .206 13.1 The Gas Laws . . . . . . . . . . . . . . . . . . . . . . . . . . .442 7.2 Ionic Bonds and Ionic Compounds . . . . . . . . . . . .210 13.2 The Ideal Gas Law. . . . . . . . . . . . . . . . . . . . . . . .452 7.3 Names and Formulas for Ionic Compounds. . . . . .218 13.3 Gas Stoichiometry. . . . . . . . . . . . . . . . . . . . . . . .460 7.4 Metallic Bonds and the Properties of Metals. . . . .225 Chapter 14 Chapter 8 Mixtures and Solutions . . . . . . . . . . . . 474 Covalent Bonding. . . . . . . . . . . . . . . . . 238 14.1 Types of Mixtures . . . . . . . . . . . . . . . . . . . . . . . .476 8.1 The Covalent Bond . . . . . . . . . . . . . . . . . . . . . . . .240 14.2 Solution Concentration . . . . . . . . . . . . . . . . . . . .480 8.2 Naming Molecules. . . . . . . . . . . . . . . . . . . . . . . . .248 14.3 Factors Affecting Solvation . . . . . . . . . . . . . . . . .489 8.3 Molecular Structures. . . . . . . . . . . . . . . . . . . . . . .253 14.4 Colligative Properties of Solutions. . . . . . . . . . . .498 8.4 Molecular Shapes . . . . . . . . . . . . . . . . . . . . . . . . .261 8.5 Electronegativity and Polarity . . . . . . . . . . . . . . . .265 Chapter 15 Energy and Chemical Change . . . . . . . 514 Chapter 9 15.1 Energy. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .516 Chemical Reactions . . . . . . . . . . . . . . . 280 15.2 Heat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .523 9.1 Reactions and Equations. . . . . . . . . . . . . . . . . . . .282 15.3 Thermochemical Equations . . . . . . . . . . . . . . . . .529 9.2 Classifying Chemical Reactions. . . . . . . . . . . . . . .289 15.4 Calculating Enthalpy Change . . . . . . . . . . . . . . .534 9.3 Reactions in Aqueous Solutions. . . . . . . . . . . . . . .299 15.5 Reaction Spontaneity . . . . . . . . . . . . . . . . . . . . .542 Chapter 10 Chapter 16 The Mole . . . . . . . . . . . . . . . . . . . . . . . . 318 Reaction Rates . . . . . . . . . . . . . . . . . . . 558 10.1 Measuring Matter. . . . . . . . . . . . . . . . . . . . . . . .320 16.1 A Model for Reaction Rates. . . . . . . . . . . . . . . . .560 10.2 Mass and the Mole . . . . . . . . . . . . . . . . . . . . . . .325 16.2 Factors Affecting Reaction Rates. . . . . . . . . . . . .568 10.3 Moles of Compounds . . . . . . . . . . . . . . . . . . . . .333 16.3 Reaction Rate Laws. . . . . . . . . . . . . . . . . . . . . . .574 10.4 Empirical and Molecular Formulas . . . . . . . . . . .341 16.4 Instantaneous Reaction Rates and 10.5 Formulas of Hydrates. . . . . . . . . . . . . . . . . . . . . .351 Reaction Mechanisms. . . . . . . . . . . . . . . . . . . . .578 Chapter 11 Chapter 17 Stoichiometry. . . . . . . . . . . . . . . . . . . . 366 Chemical Equilibrium. . . . . . . . . . . . . . 592 11.1 Defining Stoichiometry . . . . . . . . . . . . . . . . . . . .368 17.1 A State of Dynamic Balance . . . . . . . . . . . . . . . .594 11.2 Stoichiometric Calculations. . . . . . . . . . . . . . . . .373 17.2 Factors Affecting Chemical Equilibrium. . . . . . . .606 11.3 Limiting Reactants. . . . . . . . . . . . . . . . . . . . . . . .379 17.3 Using Equilibrium Constants. . . . . . . . . . . . . . . .612 11.4 Percent Yield . . . . . . . . . . . . . . . . . . . . . . . . . . . .385 Chapter 18 Chapter 12 Acids and Bases . . . . . . . . . . . . . . . . . . 632 States of Matter. . . . . . . . . . . . . . . . . . 400 18.1 Introduction to Acids and Bases . . . . . . . . . . . . .634 12.1 Gases . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .402 18.2 Strengths of Acids and Bases. . . . . . . . . . . . . . . .644 12.2 Forces of Attraction. . . . . . . . . . . . . . . . . . . . . . .411 18.3 Hydrogen Ions and pH. . . . . . . . . . . . . . . . . . . . .650 12.3 Liquids and Solids . . . . . . . . . . . . . . . . . . . . . . . .415 18.4 Neutralization. . . . . . . . . . . . . . . . . . . . . . . . . . .659 12.4 Phase Changes . . . . . . . . . . . . . . . . . . . . . . . . . .425 Chapter 19 Redox Reactions. . . . . . . . . . . . . . . . . . 678 19.1 Oxidation and Reduction. . . . . . . . . . . . . . . . . . .680 19.2 Balancing Redox Equations. . . . . . . . . . . . . . . . .689 viii Table of Contents Contents Chapter 20 Student Resources Electrochemistry. . . . . . . . . . . . . . . . . . 706 Elements Handbook. . . . . . . . . . . . . . . 901 20.1 Voltaic Cells. . . . . . . . . . . . . . . . . . . . . . . . . . . . .708 20.2 Batteries . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .718 Math Handbook . . . . . . . . . . . . . . . . . . 946 20.3 Electrolysis . . . . . . . . . . . . . . . . . . . . . . . . . . . . .728 Scientific Notation . . . . . . . . . . . . . . . . . . . . . . . . . . .946 Operations with Scientific Notation . . . . . . . . . . . . . .948 Chapter 21 Square and Cube Root . . . . . . . . . . . . . . . . . . . . . . . .949 Hydrocarbons . . . . . . . . . . . . . . . . . . . . 742 Significant Figures. . . . . . . . . . . . . . . . . . . . . . . . . . . .949 Solving Algebraic Equations . . . . . . . . . . . . . . . . . . . .954 21.1 Introduction to Hydrocarbons . . . . . . . . . . . . . . .744 Dimensional Analysis . . . . . . . . . . . . . . . . . . . . . . . . .956 21.2 Alkanes. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .750 Unit Conversion . . . . . . . . . . . . . . . . . . . . . . . . . . . . .957 21.3 Alkenes and Alkynes . . . . . . . . . . . . . . . . . . . . . .759 Drawing Line Graphs . . . . . . . . . . . . . . . . . . . . . . . . .959 21.4 Hydrocarbon Isomers. . . . . . . . . . . . . . . . . . . . . .765 Using Line Graphs. . . . . . . . . . . . . . . . . . . . . . . . . . . .961 21.5 Aromatic Hydrocarbons. . . . . . . . . . . . . . . . . . . .770 Ratios, Fractions, and Percents . . . . . . . . . . . . . . . . . .964 Operations Involving Fractions . . . . . . . . . . . . . . . . . .965 Chapter 22 Logarithms and Antilogarithms. . . . . . . . . . . . . . . . . .966 Substituted Hydrocarbons and Reference Tables. . . . . . . . . . . . . . . . . . 968 Their Reactions. . . . . . . . . . . . . . . . . 784 R-1 Color Key . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .968 22.1 Alkyl Halides and Aryl Halides. . . . . . . . . . . . . . .786 R-2 Symbols and Abbreviations. . . . . . . . . . . . . . . . . .968 22.2 Alcohols, Ethers, and Amines. . . . . . . . . . . . . . . .792 R-3 Solubility Product Constants. . . . . . . . . . . . . . . . .969 22.3 Carbonyl Compounds . . . . . . . . . . . . . . . . . . . . .796 R-4 Physical Constants . . . . . . . . . . . . . . . . . . . . . . . .969 22.4 Other Reactions of Organic Compounds. . . . . . .802 R-5 Names and Charges of Polyatomic Ions . . . . . . . .970 22.5 Polymers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .809 R-6 Ionization Constants. . . . . . . . . . . . . . . . . . . . . . .970 R-7 Properties of Elements . . . . . . . . . . . . . . . . . . . . .971 Chapter 23 R-8 Solubility Guidelines. . . . . . . . . . . . . . . . . . . . . . .974 The Chemistry of Life. . . . . . . . . . . . . . 824 R-9 Specific Heat Values . . . . . . . . . . . . . . . . . . . . . . .975 23.1 Proteins. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .826 R-10 Molal Freezing-Point Depression and 23.2 Carbohydrates. . . . . . . . . . . . . . . . . . . . . . . . . . .832 Boiling-Point Elevation Constants. . . . . . . . . . . .975 23.3 Lipids. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .835 R-11 Heat of Formation Values . . . . . . . . . . . . . . . . . .975 23.4 Nucleic Acids. . . . . . . . . . . . . . . . . . . . . . . . . . . .840 23.5 Metabolism. . . . . . . . . . . . . . . . . . . . . . . . . . . . .844 Supplemental Practice Problems . . . . 976 Solutions to Selected Practice Chapter 24 Problems . . . . . . . . . . . . . . . . . . . . . . 992 Nuclear Chemistry . . . . . . . . . . . . . . . . 858 Glossary/Glosario. . . . . . . . . . . . . . . . 1005 24.1 Nuclear Radiation . . . . . . . . . . . . . . . . . . . . . . . .860 Index . . . . . . . . . . . . . . . . . . . . . . . . . . 1031 24.2 Radioactive Decay. . . . . . . . . . . . . . . . . . . . . . . .865 24.3 Nuclear Reactions. . . . . . . . . . . . . . . . . . . . . . . .875 Credits. . . . . . . . . . . . . . . . . . . . . . . . . 1051 24.4 Applications and Effects of Nuclear Reactions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .885 Table of Contents ix