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Ch 23: Basics of Atoms, Elements & the Periodic Table

About This Chapter

If you need to learn the basics of elements, atoms and the periodic table, work through the video lessons in this chapter. These professionally designed, bite-sized videos make even the most challenging topics easy to understand.

Basics of Atoms, Elements & the Periodic Table - Chapter Summary

When you access this chapter on any mobile device or computer, you'll study the basics of atoms, the periodic table and elements. Fun video lessons outline the atom, early atomic theory, the discoveries of John Dalton and many more chemistry topics. Along with each video, we've also included a self-assessment quiz to help keep you on track. Any sections of the videos that you need to review again can be quickly navigated to by using the timeline feature. After you finish this chapter, you should be ready to:

  • Describe the atom
  • Identify the scientists responsible for early atomic theory
  • Detail the biography and atomic theory of John Dalton
  • Define elements and how they work
  • Outline the properties of groups and periods from the periodic table
  • Provide a definition and examples of a diatomic element
  • Explain the different types of isotopes
  • Discuss the ion and its properties
  • Predict charge, formation and formulas of ions

5 Lessons in Chapter 23: Basics of Atoms, Elements & the Periodic Table
Test your knowledge with a 30-question chapter practice test
Who Was John Dalton? - Biography, Atomic Theory & Discovery

1. Who Was John Dalton? - Biography, Atomic Theory & Discovery

In this lesson, we will learn about John Dalton. We will learn about his life and how important learning and discovery was to him. We will also learn about his atomic theory and how it is important today.

What Are Elements?

2. What Are Elements?

Look around you. What do you see? Elements are everywhere. They are the building blocks of all matter on Earth. In this lesson, we will discuss what an element is, how elements are written as symbols, and how elements are the building blocks of all matter.

What is a Diatomic Element? - Definition & Examples

3. What is a Diatomic Element? - Definition & Examples

Diatomic elements are very unique compounds because they contain two atoms. Explore this lesson to learn about diatomic elements. Understand what they are, discovering the several different examples of them along the way.

What Are Isotopes? - Definition, Types & Examples

4. What Are Isotopes? - Definition, Types & Examples

Not all atoms of an element are identical - atoms of the same element can have different numbers of neutrons. These different versions of the same element are called isotopes. In this lesson, we will discuss the examples and types of isotopes.

What Is an Ion?

5. What Is an Ion?

Learn what an ion is and how it forms. We will look at some common ions and get to know the terms for the two types of ions. Take the quiz at the end to see how well you understand the lesson.

Chapter Practice Exam
Test your knowledge of this chapter with a 30 question practice chapter exam.
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Practice Final Exam
Test your knowledge of the entire course with a 50 question practice final exam.
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