Lewis Structures

When writing Lewis Structures, only __________ electrons are used.

• Inner shell
• Core 
• Valence
• Stable

Each line in a Lewis Structure represents a bond of __________ electron(s).

• 3

• 2

• 1

• 4

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

• 2
• 8
• 6
• 18

Hydrogen needs _____ electrons in its valence shell to be stable.

• 4
• 6
• 8
• 2

Three pairs of electrons are shared in a

• Single bond
• Double bond
• Triple bond

Which is the correct molecular structure for carbon dioxide?

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• 
• 
• 

What is the correct formula for this molecule?

• Si₄F
• SiF₄
• SiF
• Si₄F₄

How would you draw a Lewis dot diagram for Magnesium?

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• 
• 
• 

What is the correct Lewis structure for NH₃?

• 
• 
• 
• 

How many total valence electrons are participating in bonding in the molecule above?

• 8

• 4

• 2

• 3