Learning Objective

In this lesson we will learn about the different ways atoms are arranged in pure substance – elements and compounds.

Learning Outcomes

By the end of this lesson you will be able to:

• Describe elements and compounds.

• Describe atoms, molecules and lattices.

• Illustrate the different ways atoms can be arranged in elements, with examples.

• Illustrate the different ways atoms can be arranged in compounds, with examples.

(Image: Anna, Adobe Stock)