Chapter Introduction Lesson 1 Using the Periodic Table

[Pages:94]Chapter Introduction

Lesson 1 Using the Periodic Table

Lesson 2 Metals

Lesson 3 Nonmetals and Metalloids

Chapter Wrap-Up

How is the periodic table used to classify and provide information about all known elements?

What do you think?

Before you begin, decide if you agree or disagree with each of these statements. As you view this presentation, see if you change your mind about any of the statements.

Do you agree or disagree?

1. The elements on the periodic table are arranged in rows in the order they were discovered.

2. The properties of an element are related to the element's location on the periodic table.

3. Fewer than half of the elements are metals.

Do you agree or disagree?

4. Metals are usually good conductors of electricity.

5. Most of the elements in living things are nonmetals.

6. Even though they look very different, oxygen and sulfur share some similar properties.

Using the Periodic Table

? How are elements arranged on the periodic table?

? What can you learn about elements from the periodic table?

Using the Periodic Table

? periodic table ? group ? period

What is the periodic table?

? The periodic table is a chart of the elements arranged into rows and columns according to their physical and chemical properties.

? It can be used to determine the relationships among the elements.

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