Page 8 - Theory and Problems of BEGINNING CHEMISTRY

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CONTENTS

CHAPTER 1 Basic Concepts 1
1.1 Introduction 1
1.2 The Elements 1
1.3 Matter and Energy 2
1.4 Properties 3
1.5 Classification of Matter 3
1.6 Representation of Elements 5
1.7 Laws, Hypotheses, and Theories 6

CHAPTER 2 Mathematical Methods in Chemistry 10
2.1 Introduction 10
2.2 Factor-Label Method 10
2.3 Metric System 12
2.4 Exponential Numbers 16
2.5 Significant Digits 17
2.6 Density 21
2.7 Temperature Scales 23

CHAPTER 3 Atoms and Atomic Masses 38

3.1 Introduction 38
3.2 Atomic Theory 38
3.3 Atomic Masses 39
3.4 Atomic Structure 40
3.5 Isotopes 41
3.6 Periodic Table 42

Chapter 4 Electronic Configuration of the Atom 51
4.1 Introduction 51
4.2 Bohr Theory 51
4.3 Quantum Numbers 53
4.4 Quantum Numbers and Energies of Electrons 54
4.5 Shells, Subshells, and Orbitals 55
4.6 Shapes of Orbitals 58
4.7 Buildup Principle 58
4.8 Electronic Structure and the Periodic Table 60

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