McGraw-Hill’s 500 MCAT General Chemistry Questions to Know by Test Day Also in McGraw-Hill’s 500 Questions Series McGraw-Hill’s 500 American Government Questions: Ace Your College Exams McGraw-Hill’s 500 College Algebra and Trigonometry Questions: Ace Your College Exams McGraw-Hill’s 500 College Biology Questions: Ace Your College Exams McGraw-Hill’s 500 College Calculus Questions: Ace Your College Exams McGraw-Hill’s 500 College Chemistry Questions: Ace Your College Exams McGraw-Hill’s 500 College Physics Questions: Ace Your College Exams McGraw-Hill’s 500 Differential Equations Questions: Ace Your College Exams McGraw-Hill’s 500 European History Questions: Ace Your College Exams McGraw-Hill’s 500 French Questions: Ace Your College Exams McGraw-Hill’s 500 Linear Algebra Questions: Ace Your College Exams McGraw-Hill’s 500 Macroeconomics Questions: Ace Your College Exams McGraw-Hill’s 500 Microeconomics Questions: Ace Your College Exams McGraw-Hill’s 500 Organic Chemistry Questions: Ace Your College Exams McGraw-Hill’s 500 Philosophy Questions: Ace Your College Exams McGraw-Hill’s 500 Physical Chemistry Questions: Ace Your College Exams McGraw-Hill’s 500 Precalculus Questions: Ace Your College Exams McGraw-Hill’s 500 Psychology Questions: Ace Your College Exams McGraw-Hill’s 500 Spanish Questions: Ace Your College Exams McGraw-Hill’s 500 U.S. History Questions, Volume 1: Ace Your College Exams McGraw-Hill’s 500 U.S. History Questions, Volume 2: Ace Your College Exams McGraw-Hill’s 500 World History Questions, Volume 1: Ace Your College Exams McGraw-Hill’s 500 World History Questions, Volume 2: Ace Your College Exams McGraw-Hill’s 500 MCAT Biology Questions to Know by Test Day McGraw-Hill’s 500 MCAT Organic Chemistry Questions to Know by Test Day McGraw-Hill’s 500 MCAT Physics Questions to Know by Test Day McGraw-Hill’s 500 MCAT General Chemistry Questions to Know by Test Day John T. Moore, EdD Richard H. Langley, PhD New York Chicago San Francisco Lisbon London Madrid Mexico City Milan New Delhi San Juan Seoul Singapore Sydney Toronto John T. Moore, EdD, has taught chemistry at Stephen F. Austin State University for more than 40 years, where he is Director of the Teaching Excellence Center and Codirector of the Science, Technology, Engineering, and Mathematics Center. Richard H. Langley, PhD, has taught chemistry at the university level for more than 30 years and has coauthored numerous books on the subject. He has written questions for the AP Chemistry exam and taught General Chemistry and Organic Chemistry MCAT review courses. Copyright © 2012 by The McGraw-Hill Companies, Inc. All rights reserved. Except as permitted under the United States Copyright Act of 1976, no part of this publication may be reproduced or distributed in any form or by any means, or stored in a database or retrieval system, without the prior written permission of the publisher. 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CONTENTS Introduction vii Chapter 1 The Basics 1 Questions 1–38 Chapter 2 Atomic Structure 9 Questions 39–83 Chapter 3 Bonding and the Periodic Table 19 Questions 84–143 Chapter 4 Phases 35 Questions 144–182 Chapter 5 Gases 47 Questions 183–217 Chapter 6 Solutions 59 Questions 218–255 Chapter 7 Kinetics 69 Questions 256–294 Chapter 8 Equilibrium 85 Questions 295–332 Chapter 9 Acids and Bases 95 Questions 333–378 Chapter 10 Thermodynamics 107 Questions 379–411 Chapter 11 Electrochemistry 117 Questions 412–450 Chapter 12 Final Review 129 Questions 451–500 Answers 141 ❮ v This page intentionally left blank INTRODUCTION Congratulations! You’ve taken a big step toward MCAT success by purchasing McGraw-Hill’s 500 MCAT General Chemistry Questions to Know by Test Day. We are here to help you take the next step and score high on your MCAT exam so you can get into the medical school of your choice! This book gives you 500 MCAT-style multiple-choice questions that cover all the most essential course material. Each question is clearly explained in the answer key. The questions will give you valuable independent practice to supplement your regular textbook and the ground you have already covered in your general chemis- try class. This book and the others in the series were written by expert teachers who know the MCAT inside and out and can identify crucial information as well as the kinds of questions that are most likely to appear on the exam. You might be the kind of student who needs to study extra a few weeks before the exam for a final review. Or you might be the kind of student who puts off preparing until the last minute before the exam. No matter what your preparation style, you will benefit from reviewing these 500 questions, which closely parallel the content, format, and degree of difficulty of the questions on the actual MCAT exam. These questions and the explanations in the answer key are the ideal last- minute study tool for those final weeks before the test. If you practice with all the questions and answers in this book, we are certain you will build the skills and confidence needed to excel on the MCAT. Good luck! —Editors of McGraw-Hill Education ❮ vii This page intentionally left blank McGraw-Hill’s 500 MCAT General Chemistry Questions to Know by Test Day