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Chemistry Honors – Class 33

08_Pg307_UnFigure_2_L

Dates

  • Period A: Friday, October 30th
  • Period B: Monday, November 2nd
  • Period F: Monday, November 2nd

Lewis Structures – Formal Charge

  • why use? help verify structure
  • in general – FC should be zero
  • if not possible, the more EN element has more negative FC
  • sum of FC = overall charge of molecule ion
  • FC = #valence – (lone pairs + 1/2 bonding pairs)
  • Examples / Practice = Ch. 8 (81, 82, 84)

Examples

 

08_Pg308_UnFigure_2_L 08_Pg308_UnFigure_3_L

 

Homework

  • No HW

Information

This entry was posted on October 30, 2015 by in ChemH, CHPlans1516 and tagged , , , , .
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