Chemistry, Technology, Baseball, Swimming

AP Chemistry – Class 53


  • Period E  – Friday, January 11th
  • Period F – Friday, January 11th

Class Business

  • Quiz (Chapter 9) will be on Tuesday

Big Idea: How do atoms arrange themselves in a compound?

Covalent Substances

  • review homework problems
  • new examples

Ionic Substances

  • Alternating positive and negative = crystal lattice
  • Lattice energy – very tightly bonded – higher charge = higher energy
  • different types of arrangements
  • Lewis short-hand drawing (with brackets)


  • Textbook Ch. 9 (51, 63, 64, 65)
  • Study for Quiz on Tuesday (will not included bond energies)
  • Note – please review bond enthalpy for the next exam


This entry was posted on January 11, 2013 by in CAgenda, Chemistry and tagged , .


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