Chem 1021 Chapter 2 (8th Edition) (Atoms) Optional Study Guide

Chem 1021 Chapter 2 (8th Edition) (Atoms) Optional Study Guide

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DR. JIM BLOXTON’S OPTIONAL STUDY GUIDE SHEET TO ACCOMPANY CHEM 1021 CHAPTER 2 (8 th Edition) ATOMS Note: This is an optional study guide. This study guide is not an exhaustive list of questions that could appear on quizzes or exams. These are sample questions that may or may not be used on a quiz or midterm exam or final exam. Other questions that are not found on this study guide will be on actual quizzes, midterm and final exams. It is important to do all of the homework problems that are in your Chem 1021 lecture text in addition to the questions in this study guide. Make sure that you do all of the Chemical Connections homework questions that have assigned. Learn the basic principles and then be prepared to apply the principles to problems that you have not seen before. The following questions are to be answered from CHEM 1021 CHAPTER 2 (8 th Edition) LECTURE TEXT, LECTURE NOTES AND LECTURE SLIDES. 1. What is matter and what are the two classes of matter? Give examples of each. How can these two classes of matter be interconverted? 2. What are the definitions and relationships of a pure substance, elements and compounds? Give examples of each. How can elements and compounds be interconverted? 3. What are the definitions and relationships of a mixture, homogenous matter and heterogeneous matter? Give examples of each. 4. What does the formula of a compound tell us? 5. Write the formula where the combining ratios are as follows: potassium : sulfur : oxygen 3:1:4. 6. Is it possible to separate the components of a mixture? Explain and give an example. 7. What are the four major points of Dalton’s atomic theory? 8. What is the difference between an atom and a molecule? 1
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9. What is the law of conservation of mass? 10. What is the law of constant composition? 11. What are the differences between monatomic elements, diatomic elements and polyatomic elements? Give examples of each type. Give the names and formulas for all of the diatomic elements as they exist in their diatomic formulas. 12. What are the names, symbols, charges, relative masses, and locations of the three
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Chem 1021 Chapter 2 (8th Edition) (Atoms) Optional Study Guide

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