Lesson: Electron Shells Chemistry

In this lesson, we will learn how to use electron shell diagrams to identify elements and describe how electrons are arranged in atoms and ions.

Lesson Video

Q1:

How many electrons are in the outermost electron shell of boron?

Q2:

How many electrons are in the outermost electron shell of fluorine?

Q3:

Which electronic configuration describes how electrons are arranged in the shells of a potassium atom?

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