Lewis Dot Structures Worksheet

 

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  1. Important points about Lewis Dot
    1.  

    2. Duet Rule:
      1.  

      2. What follows this rule?

       

    3. Octet Rule
      1.  

      2. What follows this rule?
      3.  

      4. What can exceed the octet?
      5.  

      6. What can have less than the octet?

     

     

  2. What are the two types of electron pairs?
    1.  



     

     

  3. Steps for drawing a Lewis Dot structure
    1.  

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  4. Draw the Lewis Dot for CH2O
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  6. What do you do if there is more than one viable Lewis Structure?
    1.  

    2. How do you determine the formal charge?
    3. What are “favorable” formal charges?

     

     

  7. Draw the Lewis Dot with the best formal charges for
    1.  

    2. OCN-
    3. NO

     

     

  8. What is resonance?
    1.  

    2. How do you know if you should “pick the best structure” or draw all resonance structures?

     

     

  9. Draw the Lewis Structure for NO3-