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Valence Electrons

Valence Electrons

Author: Sarah Kummeth
Description:

-Identify the number of valence electrons an element easily.

Idea for Video: Katie Smith

In this packet you'll learn how to identify how many valence electrons an atom has in an instant!

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Tutorial

Valence Electrons- the electrons in the final shell of an atom.

Can you identify how many valence electrons there are on a Bohr Diagram?

It's easy! Just count the number of electrons in the outermost electron shell!  

 

 

 

 

 Answers:

Be: 2 valence electrons.

Al: 3 valence electrons.

Si: 4 valence electrons.

O: 6 valence electrons.

Nice Little Periodic Table :)

Timed Valence Electron Practice!