Day 2 Molecular Geometry and Bonding Theories Lecture Presentation Unit 8 Day 2 Molecular Geometry and Bonding Theories Edited by M. Day James F. Kirby Quinnipiac University Hamden, CT

Warm Up 1. Draw all resonance structures of formaldehyde (CH2O) 2. What is the general equation of the enthalpy of a reaction? ________________________________________ 3. Use the bond energies to determine the enthalpy of the complete combustion of propane. Bond Bond Enthalpy (kJ/mol) C - C   397 H - O 463 O = O 498 C - H 413 C = O 799 1072

AGENDA Open Note and Open Book Quiz

Unit 8 Policy: Grading THIS IS YOUR LAST: Open Note Quiz NEXT QUIZ: Will be timed according to AP Exam standards (15 minutes of MC, 15 min for FR) QUIZ: Will be graded on a curve Highest Grade = A All others on continuum from highest grade

Unit 8: Multiple Choice and Free Response SPREAD OUT: One person per table WRITE: Name and Date on Answer Sheet (make sure to write capital letter) USE: Notes, Book, Scratch Paper, Reference Sheet, Calculator TIME: UNTIL 11:19 WHEN DONE WITH BOTH PARTS: Turn into class box and work on Friday notes (16.1-16.4), formal lab report, or any other missing work