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Atomic Structure

Below are links to pictures of common simple covalent molecules.
Count the electrons in the outer shell of each atom
to see that they add up to 8 (or 2 for hydrogen).

 

Ammonia Hydrogen
   
Carbon Dioxide Hydrogen Chloride
   
Chlorine Methane
   
Ethane Nitrogen
   
Ethene Oxygen

Water

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Copyright © 2008 Dr. Colin France. All Rights Reserved.