Valence Electrons Lewis Dot Diagrams and Ions

What is a valence electron?

• an electron that is found in the outermost shell of an atom. 

• an electron found in the innermost shell of an atom.

• an electron found in the middle shell.

According to the diagram below, how many bonds will this atom be able to make?

• 1

• 2

• 3

• 4

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According to the octet rule most elements need _______ valence electrons.

• 2

• 8

• 6

• 18

This is a Bohr Diagram of Aluminum. How many valence electrons does Aluminum have?

• 3

• 4

• 5

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• 12
• 7
• 8
• 14

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• 2
• 8
• 3
• 13

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How many valence electrons in this diagram:

• 1

• 3

• 5

• 7

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How many valence electrons in this diagram:

• 1

• 3

• 5

• 7

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How many valence electrons are in this element?

• 7

• 2

• 4

• 3

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How many valence electrons does Chlorine have?

• 5

• 2

• 7

• 5

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